| Subject | Date Asked |
|
| ductwork | 10/10/2008 |
Q: We discovered a leak in ceiling and found it was a lot of condensation in the insulation. Also ... A: Rosemary, What are "the galvanized steel ducts" for? heating, cooling, both. What else is in the ...
|
| HVAC quote from 2 companies | 10/10/2008 |
Q: I received two quotes for two different companies that are a couple of thousand dollars apart for ... A: Howard, You would need to ask the companies that gave you the quote's. There are no set standards on ...
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| Central Air units | 10/9/2008 |
Q: Can you tell me anything about the Intertherm brand and how it compares in quality to other brands. A: Robin, INTERTHERM Became Nordyne company in 1987. Brand-mate Miller. In 1998, Nordyne started ...
|
| horizontal FAU in attic | 10/9/2008 |
Q: The heat exchanger is cracked (small hair line crack about 3 inches long at the base of the return ... A: Olins, What's an FAU? How high efficiency, dose it freeze in your attic? I like Goodman furnaces, I ...
|
| Punctured evaportor coil | 10/9/2008 |
Q: Jim, while defrosting the freezer of my refrigerator I accidentally functured the coil. The ref is ... A: Donde, I don't do kitchen appliances but if you "punctured the coil you lost all the refringent, the ...
|
| Floating Neutral Power Surge v. HVAC | 10/9/2008 |
Q: I have a 2 year old Central Heat and A/C Unit all Electric. The power company did a big No-NO and ... A: Tricia, When something is working as it should work I think it's all but impossible to find any ...
|
| Cracked Heat Exchanger | 10/8/2008 |
Q: We have a Bryant Deluxe furnace (split system w/ac thing outside). The furnace is on the ground ... A: Susan: Contract, What kind of a contract? what's it for? I know you said you seen a "hairline crack ...
|
| Humidifier Connection | 10/7/2008 |
Q: Greetings, I have a Trane XV 95 two stage furnace and a Aprilaire 500 series humidifier. I have ... A: Darrell, I don't have the literature on your "Trane XV 95" or your "Aprilaire 500 series ...
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| furnace blower motor | 10/7/2008 |
Q: Please, any advice you can give...is greatly appreciated. I have a Luxaire (do they even make them ... A: Lisa, It sounds like your squirrel cage blower wheel may have came loose or got out of line? If you ...
|
| CFM thru duct work | 10/6/2008 |
Q: Jim, thank you for taking the time for this. I'm wondering if a "bottle neck" is created by my 8.5" ... A: David, You should have a minimum of 200 square inches of free area, free area is the amount of ...
|
| Heating and winter | 10/5/2008 |
Q: I live in Michigan and it's heating time again. What is your opinion of turning the thermostat down ... A: Moya. My opinion is, turning the thermostat down a few degrees for a short time like during the ...
|
| Intertherm | 10/5/2008 |
Q: I have a newer Intertherm gas furnace. I just purchased the home and I do not have any books on the ... A: Karen, I'm stumped? Your flame sounds right. I don't know what "only blows cold air" means? I'm ...
|
| Air con units in a fitness syudio | 10/5/2008 |
Q: I have recently opened a fitness studio in the UK in an industrial unit. We have a studio measuring ... A: Paul, I'm not sure what exactly the "'dry' mode" is? Dose that mean only the blower is running ...
|
| Water Heater | 10/5/2008 |
Q: Our gas water heater recently took a turn for the worse. The pilot light went out, and wouldn't ... A: Lisa, Your question is a bit misleading when you say "now won't relight" I assume you mean the pilot ...
|
| Intertherm | 10/4/2008 |
Q: I have a newer Intertherm gas furnace. I just purchased the home and I do not have any books on the ... A: Karen, I don't have literature for looking up model numbers. Do you know what type of furnace it is ...
|
| cracked heat exchange | 10/4/2008 |
Q: Mr. Barnhart, re: Armstrong UltraSX 80 forced air unit model no. GUJ150D20 We had a home fire ... A: Gina, Any amount of heat from any source outside of your units heat exchanger that might be hot ...
|
| Replacing Gas Furnace | 10/3/2008 |
Q: I have a Carrier gas heating/electric cooling unit that I had installed in 1993 for my 1500 sf home. ... A: Margaret. There are a lot of furnaces and air conditioning units that I installed in the 1960's ...
|
| 240/24v transformers, contactor coil OHMS | 10/3/2008 |
Q: What is typical resistance reading for pri/sec of 240/24v transformer, and resistance of the ... A: Nolan, The heating side of your unit which includes the blower is powered by 110/120 volt circuit. ...
|
| Lennox P21 | 10/3/2008 |
Q: I just moved into a home and thought my furnace was working... was I wrong. The furnace is a Lennox ... A: Jamie, The LED flashing light usually flashes after the furnace fails like maybe it will flash four ...
|
| Lennox P21 | 10/3/2008 |
Q: I just moved into a home and thought my furnace was working... was I wrong. The furnace is a Lennox ... A: Jamie, If your getting a blinking light you need to count the blinks in succession after the the ...
|
| 240/24v transformers, contactor coil OHMS | 10/3/2008 |
Q: What is typical resistance reading for pri/sec of 240/24v transformer, and resistance of the ... A: Nolan, I don't know what kind of unit you have sitting on your roof? Are you talking self contained ...
|
| HARD START | 10/3/2008 |
Q: RECENTLY INSTALLED A NEW GOODMAN 14 SEER AC WITH NEW GAS FURNACE. I DID INSTALL AND CALLED HVAC GUY ... A: David, The HVAC guy's charge was un-reasonable but he's right inline with the rest of price gougers ...
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| Coil Replacement | 10/1/2008 |
Q: I have just had a new forced air furnce installed and the it trips out on high limit. The installers ... A: Mike, What do you mean "it trips out on high limit"? The cooling coil shouldn't have anything to do ...
|
| Air Conditioning and Room Ventilation | 10/1/2008 |
Q: My husband wants me to keep our kid's bedroom doors open during the night while the air conditioner ... A: Honey, Your husband is right about "the closed doors do not allow the air to circulate" but only in ...
|
| New AC system... | 9/30/2008 |
Q: I have a new system, which is a Lennox system with a single speed airhandler and a single speed ... A: Greg, I have no idea what your duct system is? There are different ways of installing zone systems. ...
|
| Bryant Indoor Coil leak | 9/30/2008 |
Q: My 17 yo Bryant HVAC unit has been diagnosed with a leak in the Indoor Coil. How much does it ... A: Harry, A little coil costs less then a big coil, A coil in a two foot crawl space or attic takes ...
|
| Humidity!!! | 9/29/2008 |
Q: I have recently noticed a huge increase in humidity in my bedroom in my home. There is a bathroom ... A: Nicole, If your home is open to the outside atmosphere then your most likely to have the same ...
|
| Humidity!!! | 9/29/2008 |
Q: I have recently noticed a huge increase in humidity in my bedroom in my home. There is a bathroom ... A: Nicole, I don't know anything about your home heating system except it's electric. I don't know ...
|
| A/C Problem | 9/29/2008 |
Q: We had our compressor replaced about 3 years ago and I am worried that it may broken again. Last ... A: Lynn, I often wonder when people say " our unit quit blowing cold air" if they mean it quit blowing ...
|
| Manual for a Tempstar NNAC 100BHBI | 9/29/2008 |
Q: I bought the above furnace recently from a friend who was going to put it in his house a number of ... A: Ken, I don't have anything for looking up what type of fan control they put in a "Tempstar NNAC ...
|
| Air Conditioner Compressors | 9/28/2008 |
Q: I have a 1989 Bryant 21/2 Ton Air Conditioner with a heater on the units compressor. The compressor ... A: Denny Koste, I don't have a library for accessing "1989 Bryant 21/2 Ton Air Conditioner" much less a ...
|
| Adding a variable/multi-speed motor to an existing Electric Furnace | 9/28/2008 |
Q: Would there be any energy cost savings by adding a variable or multi-speed fan motor to an existing ... A: Kim, Check the wiring diagram on your furnace. You may already have a two or more speed motor. The ...
|
| HVAC Split system air VS air handler | 9/28/2008 |
Q: Having odor in home . Air seems wet. Drain working and water is flowing out as normal.A/C serviced ... A: Alan, Condensation from the cooling coil is the only source of wet associated with your system. The ...
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| Goodman A/C with H-coil not cooling! AGAIN!! | 9/27/2008 |
Q: I'm so frustrated right now!!! We have only lived in this (brand new when purchased) house for 2.5 ... A: Nicole, I Don't think it would cause your compressor to give out but I do think it would cause ...
|
| Goodman A/C with H-coil not cooling! AGAIN!! | 9/27/2008 |
Q: I'm so frustrated right now!!! We have only lived in this (brand new when purchased) house for 2.5 ... A: Nicole, It sounds more like the people who installed the unit and the people who have been servicing ...
|
| Gui series central air heating | 9/26/2008 |
Q: Jim, First attempt to start heating this season. Fan works. A/C works. But no light of. The fan ... A: Bob, Are you saying that the vent exhaust fan starts and runs, the igniter glows and lights the ...
|
| Large window airconditioner | 9/26/2008 |
Q: If you leave a window air conditioner on its side will it work my son says it won't. A: Michelle. Your son is correct. You should never allow any type of refrigeration equipment to be in ...
|
| A/C Unit replacement | 9/25/2008 |
Q: Both my in and outside A/C units are a Trane put in around 1995. The coils are leaking in the ... A: Maia, Sounds like a pressurized sales pitch. There are thousands and thousands of homes with much ...
|
| Goodman A/C with H-coil not cooling! AGAIN!! | 9/24/2008 |
Q: I'm so frustrated right now!!! We have only lived in this (brand new when purchased) house for 2.5 ... A: Nicole, None of what your telling me makes any sense as far as what you say is happening. A cooling ...
|
| a/c compressor coils are smashed | 9/24/2008 |
Q: Kids did it with a Basketball. One side is pretty smashed, the other not great. I tried to use a ... A: George, I think a pressure washer would just make things worse. There are fin combs but I never ...
|
| Heil SP80 furnace wiring... | 9/23/2008 |
Q: Okay, I'm a fool. I removed and replaced the induction motor/blower in my Heil SP80 furnace, but did ... A: Doug, You know what? I do thinks like that, don't bother to mark or write down where the wires go on ...
|
| Rheem Heat pump | 9/23/2008 |
Q: I have a 5ton unit in my house and it sounds like the blower(inside unit) pulses when it running it ... A: Charles, I assume your air handler is compatible with a 5 ton unit? Check the filter, Check for ...
|
| Buzzing sound and lights dimming | 9/22/2008 |
Q: My coil was replaced due to excessive leaking. The homewarranty company ordered a replacement part ... A: Steve, I don't know what your attic unit is? You didn't describe, furnace, heat pump or cooling ...
|
| Buzzing sound and lights dimming | 9/22/2008 |
Q: My coil was replaced due to excessive leaking. The homewarranty company ordered a replacement part ... A: Steve, There is nothing that I know of with a cooling coil that will "buzz" and dim the lights? The ...
|
| do I need to replace A coils? | 9/18/2008 |
Q: We have a Goodman AC (Model# ARUF06100A1B Serial #0509030661)and it's just under 3(three years old. ... A: Amy, Are the two returns under the unit also 22x22, filter grills, no reduction in size from grill ...
|
| Armstrong furnace-fan blower problem | 9/17/2008 |
Q: I have an Armstrong furnace in my home that is five years old. The fan will come on in any mode ... A: Marty When your thermostat is in the cooling mode the fan/blower comes on at the same time that the ...
|
| tfh22pr refridgerator | 9/17/2008 |
Q: I have a GE profile TFH22PR fridge. I was getting hice on the lower left side of the coils behind ... A: Dan, On my bio page it say's no kitchen appliances. The reason being is that you know more about it ...
|
| Sewer backed up in house/air ducts are full | 9/17/2008 |
Q: How do I remove the sewer water and contamination from my air ducts? They are under the house, in ... A: Esther, You need to call a furnace duct cleaning service, beware of "shysters". Also you might want ...
|
| heating/cooling works fine but old | 9/17/2008 |
Q: Got call to clean my furnace for $25. I thought that was cheap. Said they would not touch it that it ... A: Diane, First of all don't let any of these type of "Shysters" in your house. Your lucky they didn't ...
|
| do I need to replace A coils? | 9/17/2008 |
Q: We have a Goodman AC (Model# ARUF06100A1B Serial #0509030661)and it's just under 3(three years old. ... A: Amy, What dose your unit Do? "The coils were freezing up", what dose that mean? "were freezing up", ...
|
| Compressor Unit Not Working | 9/16/2008 |
Q: My outside Lennox AC unit is not working. It is 3 years old and have never had any issues with it ... A: Erica, The inside unit is on a 110 breaker, the outside unit is on a 220 breaker. The outside unit ...
|
| Whole House Air....Blower doesn't come on | 9/16/2008 |
Q: I have a Goodman (Janitrol) Model GMP 075-3 revision A. It is 10 years old. The blower will not come ... A: Jack, Use an electrical tester. The thermostat depending on the mode setting sends power to the fan ...
|
| asbestos | 9/16/2008 |
Q: Hope you can give me a little information. Had our air ducts cleaned today and they told me that ... A: Jennifer. I don't know exactly what they they are seeing. Asbestos as far as I know is only harmful ...
|
| cracked heat exchanger | 9/16/2008 |
Q: I was told that my furnance has a cracked heat exchanger. when I call for heat the pilot comes on, ... A: William, What's a "cross over igniter"? I don't know exactly what your furnaces configuration is as ...
|
| Insulating furnace duct work | 9/16/2008 |
Q: I have cold air returns in my attic to my furnace which is on the main floor. The furnace is a down ... A: George, I would be concerned about the return air ducts in the attic and not even consider the ducts ...
|
| domestic hot water | 9/15/2008 |
Q: We have been using our 44 year old oil furnace to heat our hot water (coil in furnace - no storage ... A: Philip, I have no idea what you pay for utilities in your area? Where I live nat.gas is the ...
|
| Evaporator coil freezing up | 9/15/2008 |
Q: I have a Rheem central a/c system installed when house was built in '92. Yesterday I replaced the ... A: Frustrated, An air handler used for a heat pump should have at least a two speed blower motor. Low ...
|
| Armstrong furnace-fan blower problem | 9/15/2008 |
Q: I have an Armstrong furnace in my home that is five years old. The fan will come on in any mode ... A: Marty, Maybe stick an amp probe on the motor wire and see what it's drawing? The premature shut down ...
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| TRANE TWE037E13FB1 and 2TWX4036A1000AA | 9/15/2008 |
Q: I have a Trane model number TWE037E13FB1 air handler and a Trane model 2TWX4036A1000AA heat pump. ... A: Daniel, "Too much chlorine in the air"?, "new mechanic"? What dose that all mean? I don't know what ...
|
| Crawlspace Heater in NH | 9/15/2008 |
Q: I have a weekend home in the chilly white mountains of NH. I have a crawlspace where town water ... A: Rich, Stick one or two of those electric baseboard heaters down in the crawl space with a ...
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| HVAC | 9/14/2008 |
Q: We lived in Arizona and we just have a new whole system installed about 3 weeks ago (Trane xl14i) ... A: Winston, Call the Technician. If your air conditioning is working, cooling as it should it's going ...
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| Converting from LP to Natural Gas | 9/14/2008 |
Q: I have a 20 year old Carrier furnace model 58GP it has a ESSEX Model 242 control valve no electronic ... A: Andrew, Try this web site. ...
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| Evaporator coil freezing up | 9/14/2008 |
Q: I have a Rheem central a/c system installed when house was built in '92. Yesterday I replaced the ... A: Frustrated, I don't know how much cooling you have or what exactly your "central a/c system" ...
|
| Air return vents | 9/14/2008 |
Q: Since our reno over a year ago I have sometimes noticed what I thought was a faint smell of natural ... A: Jane, Your not saying what you have exactly but best I can tell from your question is that it's a ...
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| A/c trips breaker, now won't turn on at all | 9/13/2008 |
Q: I have an old Lennox a/c unit outside. Often I would have to go outside to flip the breaker (near ... A: Jason, I don't know what the problem is? I don't know what the inside unit is? is it just "air ...
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| ac vent air velocity | 9/13/2008 |
Q: what air velocity should I have at each vent ANSWER: John, If your blower is 1000 CFM and you have ... A: John, Your air handler has a squrril cage blower wheel and a motor to driver it. The blower ...
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| ac vent air velocity | 9/13/2008 |
Q: what air velocity should I have at each vent A: John, If your blower is 1000 CFM and you have 1 "vent" the "velocity" should be 1000 CFM minus the ...
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| New AC / Heating System | 9/12/2008 |
Q: "Hi There, I have a home that was built in 1977 in southern California. The Evaporator cooler is ... A: Ike, Payne, Bryent and Carrier all are made on the same assembly line, I have toured the the factory ...
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| Trane AC Unit | 9/12/2008 |
Q: My inside unit has a lot of condensation all over it and inside the closet and is also leaking water ... A: Marian, The drain line and the drip pan beed to be open so that the condensate water that they ...
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| New AC / Heating System | 9/12/2008 |
Q: "Hi There, I have a home that was built in 1977 in southern California. The Evaporator cooler is ... A: Ike, Did you mean the cooling coil drip pan was leaking, stopped up or overflowing, Payne is a good ...
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| pilot will not light | 9/12/2008 |
Q: the pilot lighter in my hot water heater will not stay on. there is no leaks in or around the ... A: Andrew, I don't know what type of pilot light set up your water heater has or exactly how your ...
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| drip pan on 1991 rheem coil | 9/12/2008 |
Q: can you replace the drip pan if its rusted through.propane furnace in basement.Mines also leaking ... A: Bret, With a basement model furnace and an "A" coil the drip pan is built onto the coil as part of ...
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| Warm air coming out of floor vents in manufactured home with Coleman Central Air unit | 9/12/2008 |
Q: Could you please give me any information you may have on this matter and thank you in advance for ... A: Lori, The description "Coleman Central Air Unit" covers a lot of different type units? Do you have a ...
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| inside freon leak | 9/11/2008 |
Q: I have been told that I have an inside freon leak and that my coil needs to be replaced. Is it ... A: Cynthia, All freon leaks don't come from the same type of equipment, component, etc. All drip pans ...
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| Finishing an unfinished basement | 9/11/2008 |
Q: I live in a 4 year old, two story house in Birmingham, Alabama and am finishing the back part of my ... A: Jeremy, You can install one or more registers in the main trunk line. Basements don't have a lot of ...
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| Location of condensers reguarding flue exhaust | 9/11/2008 |
Q: I can't seem to find an answer to how far an exhaust vent from a condensing gas boiler needs to be ... A: Mike, I'm not sure what you mean by "condensing gas boiler" what is it used for? I wouldn't think ...
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| Condensate Pump | 9/11/2008 |
Q: The ac condensate pump (Flotec 15UL) was running but the motor fan wasn't going. It was running ... A: Lisa, The condensate pump is independent of the furnace,heat pump, air handler, What ever that unit ...
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| Trane condensate drain + outdoor unit | 9/10/2008 |
Q: I have a Trane a/c unit in my basement that stopped blowing cold air. I noticed that the outdoor ... A: Raj, What your saying is that "The PVC pipe leads to the furnace unit in the basement" " The PVC ...
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| furnace-a/c in mobile home | 9/10/2008 |
Q: I moved into a mobile home three weeks ago. I am a 68-year-old widow and have never lived in a ... A: Lanie, I'm sure that you can find a thermostat that suits your needs? I don't know what you have for ...
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| Rectangle dampers | 9/10/2008 |
Q: 1970s duct work straight off the main supply is rectangular, their runs are shorter, and there are ... A: Steve, The damper hardware that sticks out of your ducts are called "damper quadrants", The threaded ...
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| gas furnace blower motor always on | 9/10/2008 |
Q: blower motor came on by itself during a lightning storm and will not shut off. thermostat working ... A: Sherry, The motor only runs when the electric power is on 110 volts of electricity, the motor stops ...
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| leakage and failing to come on | 9/9/2008 |
Q: yes i have a problem with my inside unit which is in a closet. it is a furnace and it leaks out onto ... A: Karon, Are you saying that you have gas fired furnace with an air conditioning cooling coil attached ...
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| Air Handler Fan Keeps Running | 9/8/2008 |
Q: I have an 18 year old heating/AC system. Recently I've experienced a problem with the blower fan ... A: Bob, You need to follow the electric wires that go into the motor back until you come to a control ...
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| Air Handler Fan Keeps Running | 9/8/2008 |
Q: I have an 18 year old heating/AC system. Recently I've experienced a problem with the blower fan ... A: Bob, There is a blower relay in the air handler that controls turning the blower on and off, I don't ...
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| Rheem 3ton split system R-410A | 9/8/2008 |
Q: My A/C went down yesterday, and I called the company I have a maintenance contract with. They said ... A: Lisa, I don't understand your question? You already made the deal. You say you had a maintenance ...
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| red emergency light coming on when A/C is on | 9/7/2008 |
Q: Why is this happening? I had an A/C man come out, the compressor would not come on so he installed ... A: Sharon, What I was saying is, that's all you are telling me "the emergency heat red light is on when ...
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| Rudd A?C Condensate overflow | 9/7/2008 |
Q: I have a Rudd A/C and Gas hot air furnace. Today we found over 16 gal of water on the basement ... A: Mike, I assume you have an "A" type cooling coil sitting on top of an up-flow furnace? There is a ...
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| Thermocouple for water heater | 9/7/2008 |
Q: What is the purpose of thermocouple in water hearter. A: Ray, When you light the pilot you have to hold the pilot gas valve open manually, the flame from the ...
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| A/C replacement cost | 9/6/2008 |
Q: I have a 20yr old air conditioner and electric heat. I am looking at replacing it with a premium ... A: Patric, I'll bet you couldn't a get guesstimate over the phone where some one could have a question ...
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| A coil | 9/6/2008 |
Q: Our insurance agent told us that even if our 10 SEER Amana air conditioner must be replaced ... A: Frank, I don't know about "detail" but here go's. The outside unit is called a condensing unit, it ...
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| replacing central air conditioner | 9/6/2008 |
Q: After 30 years of carefree use, my Carrier central air unit crashed. I am looking to replace the ... A: Susan, I don't know what your "central air unit" is exactly, if it's a self contained unit or a ...
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| Bryant Model 394DAC0001008 SERIES BAA | 9/6/2008 |
Q: Gas Furnace about 30 years old with pilot light. Turn thermostat up, burners ignite and blower ... A: John I considered what you said the cause was but then I rejected it becuse you said the furnace was ...
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| HOT WATER TANK DRAINING | 9/4/2008 |
Q: IS there a standard preventive maintenance requirement to drain,at regular intervals, my natural gas ... A: Ken, Your water heater tank by way of a tube inside fills from the bottom up. Any type of sediment ...
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| variable speed furnaces | 9/4/2008 |
Q: I am purchasing a new furnace and like the idea of a variable speed motor for comfort and savings. ... A: Kurt, I don't know what savings there are in a variable speed motor. I think the end resultes is the ...
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| Air conditioner condensate leaking/plugged | 9/3/2008 |
Q: I've got a 7-year old furnace. The drain line on the air conditioner condensate won't always drain ... A: Eric, The condensate drain should be 3/4? Whoever installed the PVC reduced it down to 1/2". The ...
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| NEW AC needed or not? | 9/3/2008 |
Q: here is my situation. I recently bought a 30+ years old condo in west LA. 2/2 1100 sq ft currently ... A: Betty, Fiberglass duct's can last a life time, it all depends on what shape/condition they are in. ...
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| Rheem 3ton split system R-410A | 9/3/2008 |
Q: My A/C went down yesterday, and I called the company I have a maintenance contract with. They said ... A: Lisa, If your already in the process of having a new AC installed I think your kind of shutting the ...
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| NEW AC needed or not? | 9/3/2008 |
Q: here is my situation. I recently bought a 30+ years old condo in west LA. 2/2 1100 sq ft currently ... A: Betty, I assume that you have to do your option #1 regardless? I have no idea of what all is ...
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| Air conditioner condensate leaking/plugged | 9/3/2008 |
Q: I've got a 7-year old furnace. The drain line on the air conditioner condensate won't always drain ... A: Eirc, Cooling coils with built on drip pans are not part of a furnace but rather optional add on's, ...
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| Furnaces | 9/2/2008 |
Q: Jim,I am ready to replace an old furnace with a 90+% efficient one. The house is a 1330 sq. ft. ... A: JoAnn. I never could understand the benefit of a two stage furnace? I think if you want to heat ...
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| leak in evaporation cell | 9/1/2008 |
Q: I purchased a home warranty program 8/11 which also included undetectable pre existing conditions. ... A: Lisa, Deal directley with the extended warrenty company. Take them to small claims court if you have ...
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| A/C unit | 8/31/2008 |
Q: Jim, I have an outside unit that is making a loud noise once it clicks on. It still cooling and ... A: Tony, If I were there where I could hear and see the unit I would open the casing and try to pin ...
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| Non-Cental VHAC Options | 8/29/2008 |
Q: I have a 2 story house that includes 4 rooms in the upstairs and 4 rooms down stairs. My technician ... A: Chris, Dose the lack of crawl space mean no crawl space like your house is on a cement slab or dose ...
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| AC | 8/29/2008 |
Q: last year we got a whole new airhandler and heat pump on our old ducts. The old system never seemed ... A: Don, Your air conditioner should be able to cool the area twenty degrees below the outside ...
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| Condensation from AV | 8/29/2008 |
Q: Pan under AC unit in attic keeps filling up with water. Some rust. Drained w/dry vac a week ago. ... A: Paula, Your not getting whatever it is cleaned out of the drain line/lines. The pan under the AC ...
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| Furnace suggestions. | 8/29/2008 |
Q: My wife and I are looking to replace our furnace and are looking for recommendations. Our current ... A: Jeff, Why don't you check the rating plate on your furnace and see exactly what the rating is, it ...
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| AC upgade | 8/28/2008 |
Q: I have a 23 year old house with the original ac system. I have been asking local ac companies on ... A: Travis, A 3,5 ton inside and out takes a 3/4 & 3/8 so no proublem there. For an even bigger capacity ...
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| Furnace, AC and filters | 8/27/2008 |
Q: Jim, I was wondering which furnace brand (Lennox, Carrier or Trane) to focus on and saw your ... A: Rob, First the filter. I don't know where your furnace is installed and how difficult it is to ...
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| ac compressor out twice | 8/27/2008 |
Q: I have a 4 ton inside/outside unit with gas heater that is about 15 years old. The compressor went ... A: Scott, Having a compressor go bad before it's time happens. Having a compressor go bad the day after ...
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| American Standard freedom 80 single stage - not sucking in air to cool it | 8/26/2008 |
Q: Hey Jim, We had a power outage two nights ago and our air has not been right since. I turned the ... A: Jacky, Sounds like your cooling coil inside is frozen/iced up? I have no Idea where your unit is ...
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| American Standard freedom 80 single stage - not sucking in air to cool it | 8/26/2008 |
Q: Hey Jim, We had a power outage two nights ago and our air has not been right since. I turned the ... A: Jacky, I don't understand the question? First I don't have a library where I can research an ...
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| Heat Pump Needs Replacing | 8/26/2008 |
Q: My heat pump needs replacing. I heard something vague about waiting until next year when models ... A: Victor, Nothing new coming next year that you can't get now. refrigerant in 2010 will be of a ...
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| Blower fan squeeking? | 8/26/2008 |
Q: I have an older unit. Forced hot air/AC. We KNOW it will need replacing soon. We recently had it ... A: Eric, I can't see your blower assembly but the most likely scenario is that the motor pulley is a 3" ...
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| Blower fan squeeking? | 8/26/2008 |
Q: I have an older unit. Forced hot air/AC. We KNOW it will need replacing soon. We recently had it ... A: Eric, You never did describe what it is that your having a problem with? Are you talking about a gas ...
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| Ac drain pan in Condo | 8/25/2008 |
Q: Here we go. I thank you in advance. So I live in a condo and came home yesterday to the ac off. Went ... A: Justin, I still don't know what your condensate removal set up is? Everybody doesn't have the same ...
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| A/C Unit Replacement | 8/25/2008 |
Q: Jim, My 10 year old bryant 3 1/2 ton A/c units compressor has just quit on me. I am being informed ... A: Roy, Your not telling me what you've got? If you have a split system the outside unit is a ...
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| GAS HOT WATER HEATER AND GAS FURNACE | 8/25/2008 |
Q: FIRE MARSHALL SAID THAT I NEED A SEDIMENT TRAP OR DRIP LEG INSTALLED ON MY HOT WATER HEATER AND ... A: Glenda, Check this web site-http://www.contractorssolutions.com/Information/WaterHeaters.htm The ...
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| Ac drain pan in Condo | 8/25/2008 |
Q: Here we go. I thank you in advance. So I live in a condo and came home yesterday to the ac off. Went ... A: Justin, I'm not sure what your set up is? Everybody.installers don't due things the same way. Your ...
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| Air Handler fan not turning on.... | 8/24/2008 |
Q: With the thermostat on "cool" our condenser "TRANE" turns on outside and the fan blows cool air. ... A: Emanuele, Is there electric power from the electric service source to the air handler? Is there ...
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| Intertherm outside part of central A/C unit | 8/24/2008 |
Q: Outside unit of A/C has been squealing for about a month (seems like fan). Prior to that wire to ... A: Pam, I don't know which type of unit you have? I don't know where the unit is hot to the touch? I ...
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| appropriate duct for a 4500 cfm Mastercool. | 8/24/2008 |
Q: I'd like to put a side discharge 3/4 horse Mastercool on a pad on the side of my house and run ... A: Alex, I have no idea what your doing exactly but then if your question is simply what type material ...
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| Condensate waste from air conditioning unit | 8/23/2008 |
Q: Our house was built in 2003 (finished in Oct.). We have two York Split System air conditioners. ... A: Susan, I have no idea what goes on in El Paso? If your not satisfied with the discharge situation ...
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| Duct Capping | 8/23/2008 |
Q: Is "taping off" the end of a duct considered a proper way to cap a duct? A company(not the original ... A: Kirstin, The picture is difficult for me to see what really was or is? It look's like a "T" or a "Y" ...
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| Did builder give me a bad A/C unit? | 8/22/2008 |
Q: I closed on my home 12/31/2003 (brand new, 2 story, 1600 sqft). Since then, at least twice per year ... A: Candace, I really don't know what you have? "AC unit" covers a lot of different types of equipment. ...
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| which brand | 8/21/2008 |
Q: I have had carrier, lenox, and trane in to give me a price on a new furnace. Is one brand better ... A: Linda, The three brands you mentioned are big name brands, you pay for the name and you help send ...
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| Ameristar furnace | 8/21/2008 |
Q: Having Ameristar furnace installed in our home by a very shady company ,too late to do much now but ... A: Vickie, Asking what an "Ameristar" furnace costs is like asking how much a house costs, There are to ...
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| Trane xb condensing unit coil clearnaces | 8/21/2008 |
Q: I would like to know the idea coil clearance from a home to properly mount a Trane xb 12 condensing ... A: Michael, Since I don't keep a down to the nitty gritty specifications on a "Trane xb 12 condensing ...
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| NEW HVAC | 8/20/2008 |
Q: I just purchased a new HVAC system made by AirEase. I purchased from dealer direct place and w/ no ... A: Christian, There are a a couple of different ways that different manufactures do things. I don't ...
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| Duo Therm Roof Air-compressor won't shut off | 8/19/2008 |
Q: We are having problems with our Duo therm roof air on our travel trailer. This has been happening ... A: Roz, Disconnect the wires from the thermostat, twist the wire that was on R to the wire that was on ...
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| Installation of Honeywell Programmable Thermostat with Bryant Puron HVAC Syster | 8/19/2008 |
Q: I have purchased the Honeywell 7-day Programmable Thermostat, Model # RTH7500, to install for my ... A: Mary Sue: The simple answer is R is the electric power source. The power is connected to Rc and Rh, ...
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| Buzzing noise in or around furnace | 8/18/2008 |
Q: Jim, I have a problem I'd never heard of before. The loud (tho not really audible in living area) ... A: Rob, If there is no power going to the furnace the furnace won't buzz or make a noise of any ...
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| air conditioner drip diversion | 8/17/2008 |
Q: I need to divert the drip from an upstairs window air conditioner about 2 feet..I made a door from a ... A: Elaine, I don't do window air conditioners but as I recall they usually have just one hole in the ...
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| Rhem condensor | 8/17/2008 |
Q: I have a Rheam condenser that is not working properly. Our house recently was struck by lightening ... A: Jeff, I'm not sure what your concern's are exactly? The part about "when I hit the reset bottom on ...
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| A/C Stopped cooling and no ice build up | 8/16/2008 |
Q: Our A/C stopped cooling at some point yesterday (System is about 5 years old). I checked the inside ... A: Matt, When your low on refringent the unit will act exactly like you said it was acting. I think the ...
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| Little Air Coming Out, Furnace Leaking | 8/16/2008 |
Q: A couple of weeks ago, our furnace (Refrigerant Evaporator) started leaking whenever the A/C was ... A: Jason, It sounds to me like your cooling coil is freezing blocking the air flow, that maybe the ...
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| Ruud Super quiet Achiever 80 | 8/16/2008 |
Q: Jim, I purchased a brand new furnace ruud quiet 80 and it runs wonderfule with the exception of ... A: John, I don't know what what you have for a cooling coil? I don't know what you mean by "coil box ...
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| Uneven home cooling and heating | 8/15/2008 |
Q: I live in a one story 2100 s.f. track home where the difference in temerature from one end of the ... A: Eric, Air as it travels encounters resistance, the longer the run and the more bends and turns it ...
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| Rheem vs. Trane | 8/15/2008 |
Q: I'm in Phoenix and have a ranch style house 1800 sqft and will be adding a 500 sqft master addition. ... A: Ben, I don't think there is any difference in manufacturers of residential heating and cooling ...
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| Lennox G40UH(X) Gas Furnace | 8/14/2008 |
Q: I have the referenced gas furnace with Honeywell T8001 tstat that is 4 1/2 years old and has been ... A: Comp, Assuming your talking about heating only (not air conditioning). Disconnect the R wire and the ...
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| Uneven home cooling and heating | 8/14/2008 |
Q: I live in a one story 2100 s.f. track home where the difference in temerature from one end of the ... A: Eric, If the supply ducts to each room/area are of the proper size and the unit has enough CFM ...
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| A/C on the third floor | 8/14/2008 |
Q: I have essentially a two story house with a third floor room. When the second floor was expanded ... A: Malf, If you want to cool or heat an area you need to suck the air out of the area, pass the air ...
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| Wattage of and electric furnace | 8/13/2008 |
Q: My neighbor wants to put in an electric furnace and was told that it would draw 35,000 watts. Is ... A: Darrell. Where I live it costs four to five times more to heat a house with electricity then it dose ...
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| ac | 8/13/2008 |
Q: I have no power go ing to my digital totaline thermostat. I checked the cir/ breaker.... Its fine ... A: Melanie: I understand that you have a totaline thermostat! What I need to know is what is the type ...
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| honeywell R8182D relay | 8/12/2008 |
Q: i am installing 2taco571-2 zone valves which showes an external step down power transformer ... A: Don, I don't know what you have? I don't keep a library for referencing model numbers and examining ...
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| Convert Weil Mclain oil boiler to gas | 8/11/2008 |
Q: I currently have an older (40 years) weil mclain oil boiler used for steam heat. Our oil tank is ... A: Geoff, You can get a natural gas conversion burner set up for around $1,000. I don't know where you ...
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| Thermostat setting | 8/10/2008 |
Q: Please settle a dispute, I believe you should set the thermostat for heating/cooling to a stable ... A: Sharon. I have to agree with you. I think it best to set the thermostat to a comfortable setting and ...
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| High efficiency natural gas furnace | 8/10/2008 |
Q: I'm removing an old oil system and installing a high efficiency natural gas forced air furnace. I'm ... A: George, The BTU's you want or need for heating or cooling determin the sise of the unit, the unit ...
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| Air Conditioning Compressor Replacement | 8/9/2008 |
Q: I have a 1997 Trane-3 Ton Heat Pump installed. Recently, I was told by an AC repairman that the ... A: Rita, You may want to get a different opinion from a different AC tech? What he's telling you sounds ...
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| R22 freon vs puron system | 8/9/2008 |
Q: The R22 freon is not going to be available soon. Why wouldn't one prefer a puron system then? You ... A: Dameron, I think that when R22 is no longer available that there are several refrigerant ...
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| a/c replacement | 8/8/2008 |
Q: I live in Fort Worth. Our a/c wasn't cooling properly, a technician came out and looked at it, ... A: Kay: "Your AC has leaks" is one of the best diagnosis for a technician to get into your life ...
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| a/c replacement | 8/8/2008 |
Q: I live in Fort Worth. Our a/c wasn't cooling properly, a technician came out and looked at it, ... A: Kay: The whole thing sounds "fishy" to me. There is more to sizing then just square feet, What size ...
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| Blower problems | 8/7/2008 |
Q: My unit was freezing up. You said you felt like I did everything right except I didn't let it unthaw ... A: Corey: The " small box in the floor with a pipe and hoses coming out of it is also plugs into the ...
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| Locating the Permanent Filter on the Rheem | 8/7/2008 |
Q: Have a Rheem Furnace/Air Conditioner in my condo. The unit has a permanent filter that needs to be ... A: Judith, All units have a place for a filter inside the blower compartment cover of the unit. An ...
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| Blower problems | 8/7/2008 |
Q: My unit was freezing up. You said you felt like I did everything right except I didn't let it unthaw ... A: Corey, When your thermostat calls for cooling the outside unit and the inside blower should start ...
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| Replacing home heating system | 8/7/2008 |
Q: My 54 year old house was heated with a dual sided wall heater which finally died. I could replace ... A: Leslie, Common sense tell's you that it's going to be very hot at the source of where the heat ...
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| Air Conditioner | 8/6/2008 |
Q: We just had a replacement 13 Sere unit in and out (the old unit was 8 Sere). Our house is 1150 ... A: Tom, With an 1150 square foot house You need at least two ton's of cooling and maybe 2-1/2 tons to ...
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| Heat Pump as effective as Central Air? | 8/6/2008 |
Q: An elementaryis a heat pump functionally the same as a central air unit in terms of cooling? I know ... A: Dave, I don't know what your options are as far as fuel for heating? Where I live it costs 4 to 5 ...
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| A/C LOW FREON | 8/6/2008 |
Q: Do you recommend running your air condition all night even after heavy condensation has caused ... A: Adam, I have no idea where "bedroom area", "small closet in living room" is in relationship to "air ...
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| Honeywell RTH3100C thermostat | 8/6/2008 |
Q: Did you get your t-stat wiring resolved? I am trying to wire my AC (w/heat pump) to the same ... A: Bob, I can't help, you have to follow the wiring diagram with the air handler, inside blower ...
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| Which central AC condenser is better? | 8/5/2008 |
Q: I need to have my 4-ton condenser unit replaced. I've received 2 quotes from 2 different companies ... A: John, I think Heil is as good as Payne, If they are both the same size, 4 ton and both 13 SEER I ...
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| Gas floor furnace | 8/4/2008 |
Q: My concern: I just bought an old home (1930's) and the owner stated that this house is on it's 2nd ... A: Linda, I can't advise you about Louisiana, Prices and building code's are different from coast to ...
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| Lennox Central Air Unit | 8/4/2008 |
Q: My 3 year old Lennox Central air unit is tripping the breaker after it runs for about 20 minutes. ... A: Lisa, There are many diffrent types of units that fit the discription of "Central air unit"? You ...
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| xl14i heat pump-trane | 8/3/2008 |
Q: Been having problems with unit for 3 yr.Its trane variable speed 3 ton, heat comes out not hot or ... A: John, The larger line ( given a few minutes to run and cool) should be cold near freezing to the ...
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| hi | 8/3/2008 |
Q: Please answer wat u can Having electrical problems in my apt and thinking of buying an rv or motor ... A: Jan, About the only way a person could live in a motor home using it for a permanent residence is to ...
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| ac noise | 8/3/2008 |
Q: We have a brand new Goodman model DSC130361DE 3 ton acu. It is located right outside our bedroom. ... A: Janice, Not being able to hear the noise it's hard to try and diagnose the cause. Like hearing a dog ...
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| HVAC Venting | 8/3/2008 |
Q: I am in the process of purchasing my first home. The city requires an inspection, so the inspector ... A: Tina, You didn't say where your furnace is installed? attic, basement, closet, or other. I'm ...
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| A/C Moisture Problem | 8/2/2008 |
Q: Mr. Barnhart, I have a manufactured home with a 3.5 ton downflow system. I recently noticed a long ... A: Donnie, Your drip pan simply is not draining. The drip pan is only about 2" deep or less it is like ...
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| evacuating refrigerant lines. Always necessary? | 8/2/2008 |
Q: I am considering buying a mini split system AC and heat pump. Several sellers of these units say you ... A: Edwin, I did a bit of researching after I read your question. You can type in "Pre-charged split ...
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| evacuating refrigerant lines. Always necessary? | 8/2/2008 |
Q: I am considering buying a mini split system AC and heat pump. Several sellers of these units say you ... A: Edwin, I have been out of the main stream of things for several years. In my day, I could buy a ...
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| A/C Moisture Problem | 8/1/2008 |
Q: Mr. Barnhart, I have a manufactured home with a 3.5 ton downflow system. I recently noticed a long ... A: Donnie, I'm assuming that the unit is indoors? Where indoors I don't know, basement, first floor, ...
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| AC Unit | 8/1/2008 |
Q: Good morning Jim,woke up this morning with no AC,I went outside and checked the unit,it was on and I ... A: Angelo, An A coil is two slanted sides that lean together like a pup tent or an a frame. Since you ...
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| AC Unit | 8/1/2008 |
Q: Good morning Jim,woke up this morning with no AC,I went outside and checked the unit,it was on and I ... A: Angelo, I don't know what or where your unit is, what the degree of access is etc. but it sounds ...
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| Rheem A/C Unit | 8/1/2008 |
Q: Mr. Barnhart, I have a Rheem A/C unit that was installed in 2004 - it should still be under the five ... A: Shelly, Your warranty covers what ever your warranty says in writing. Verbal warranty's mean ...
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| 8 yr old a/c not cooling! | 8/1/2008 |
Q: We live in CA we first experienced this problem last summer. The serviceman came and added more ... A: Ester, If your loosing freon there is a leak. Units don't use up freon it needs to leak out or be ...
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| Problems with new units installed...please help | 8/1/2008 |
Q: I recently installed Goodman central a/c units.. a 5 ton 13 Seer outside unit and new evaporator ... A: Doreen, I don't know air conditioning people in the Houston area, can't help you there. This doesn't ...
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| a/c window unit | 7/31/2008 |
Q: It is very humid where we live and "slime" keeps accumulating in the unit and plugging the drain ... A: Sheron, I don't know what the slime thing is? I have no idea what your drain set up is? I have no ...
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| AC Quit | 7/31/2008 |
Q: I came home to a very warm home yesterday. My AC was not running at all. I tried to reset the ... A: Mizzie, Sounds like your not getting any low voltage/24 volt electric power to the control system? ...
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| HVAC | 7/31/2008 |
Q: I had a Bryant Evolution split package installed- a five ton 698B heat pump outside, auxillary heat ... A: Ted, The cooling thing sounds like you still are low on refrigerant. There could be small tiny ...
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| Bad Compressor or other problem? | 7/30/2008 |
Q: I built a house 7.5 years ago, and the builder put in a 1999 Goodman. My AC is no longer cooling ... A: Christina, When the thermostat calls for cooling the inside blower, the outside condenser fan and ...
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| Diffusers & Grills | 7/30/2008 |
Q: Greetings! My HVAC contractor has just finished installing ductwork inside my Studio in my ... A: Stanley, I don't know exactly what you have going but you definitely need to have all your grills ...
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| Heater exhaust vent | 7/29/2008 |
Q: I am going to remodel my upstairs bathroom. Currently the exhaust vent from my gas water heater and ... A: Ken, The vent pipe should be a double wall type "B" vent pipe. The vent pipe needs to be 1" away ...
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| Squirrel Cage Blower for a Singer Furnace (1970's) | 7/29/2008 |
Q: Where can I find a Squirrel Cage Blower for my Singer Furnace? Where can I find a universal part? ... A: Jane, I buy from Johnstone Supply or W W Grainger supply both wholesalers. Your best bet is the ...
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| ac return makes humming noise | 7/29/2008 |
Q: Every time I change my AC filters I always get a humming noise from the vent when I close the "ac ... A: Tookie, I don't know what an "ac gate" is? I assume the "humming" is air noise? Cheap filters are ...
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| Coleman Residential II Air Conditioning | 7/28/2008 |
Q: This is a closet unit air/heat unit. Is there an air filter unit-if so where is it located? The ... A: Victor, All units have a place in the blower compartment for a filter. An installer may change the ...
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| suspicious roof installation? | 7/28/2008 |
Q: We're 1st time homebuyers and considering a property that is built post-beam open frame style in ... A: Gina, I'm guessing that the original unit in the closet served the main house only? When the rear ...
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| MOBILE HOME AC REPAIR | 7/28/2008 |
Q: Jim, I have a Coleman Evcon Presidental Model# MBC48DQ that will not turn on. Just stopped. I can ... A: James, from your description the outside unit is OK? The power that closes the contactor outside ...
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| Squirrel Cage | 7/28/2008 |
Q: I recently replaced the motor for my Mastercool evaporative cooler with the identical motor and as I ... A: Loran, Put the cage pulley back to where it was. The pulleys need to be lined up or the belt will ...
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| AC drip pan filling shutting off AC unit | 7/27/2008 |
Q: We have lived in our house for about 18months and the AC unit is approx. 5yrs old. It is a Rheem. ... A: Mickie, You need to start over. Is the problem the drip pan or is it the coil freezing? Dose the AC ...
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| Bad Compressor or other problem? | 7/27/2008 |
Q: I built a house 7.5 years ago, and the builder put in a 1999 Goodman. My AC is no longer cooling ... A: Christina, Check the rating plate on your condensing unit, see what it says the full load running ...
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| Air Handler Water Leak | 7/27/2008 |
Q: I have a Ducane air handler that is located in my basement. This is used only for air conditioning ... A: Mike, The lowest connection, the one with the white PVC running to the floor drain is your primary ...
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| Humidity High | 7/27/2008 |
Q: I live in the Southern California city of Calabasas and just replaced a 22 year old Bryant packaged ... A: John, I don't know if there is a normal range? Refrigerated air conditioning has a natural ...
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| AC and Furnace replacement | 7/26/2008 |
Q: Our forty year old Bryant AC system finally died (nicely gave warning signals for many months ... A: Chamesou, The way it works is you need 400 CFM of air movement coming out of your furnace blower for ...
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| AC drip pan filling shutting off AC unit | 7/26/2008 |
Q: We have lived in our house for about 18months and the AC unit is approx. 5yrs old. It is a Rheem. ... A: Mickie, Not knowing exactly what the "unit" is and not knowing where if in the house it is installed ...
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| AC | 7/25/2008 |
Q: I have an old HVAC unit in my house when we moved in June the unit would freeze up at night Then we ... A: Steven, If the unit works fine in the heat of the day I would doubt if it's a low on refrigerant ...
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| EPA | 7/25/2008 |
Q: I was gonna take the Hvac certification test but my dad told me to becareful giving my social out ... A: Doug, I have no idea what they do with your "social", I don't even know who "they" are? I think your ...
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| Replacement for 40 yr old Central AC | 7/25/2008 |
Q: I am in the process of replacing my reliable, but very old Lennox AC. I have received three ... A: Valerie, My thoughts: Residential Air conditioning units are equal if you compare the same ...
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| Air Conditoning not working | 7/25/2008 |
Q: Amanda Central Air unit. No previous problems, cleaned regularly. Nothing identified in physical ... A: steve, If the compressor and the condenser fan both start and stop at the same time it's because the ...
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| New split system refrigerated a/c freezing up | 7/25/2008 |
Q: We just had a split system refrigerated air conditioning unit installed on a 30 year old 1800 sq ft. ... A: Janis, Physical size doesn't matter but BTU size of cooling dose and it needs to be compatible with ...
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| Comfortmaker Furance & A/C Problem | 7/24/2008 |
Q: I have a conventional comfortmaker a/c / furnace. Starting this summer, every time the a/c kicks ... A: Chris, I don't know what your heat is gas, heat pump or electric? You need a heating and cooling ...
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| AC Condensor Motor or NEW AC needed? | 7/24/2008 |
Q: Boy am I glad I found this site. I have very small condo in Las Vegas, about 23 years old and last ... A: Cathy, I still would call Johnstone for a referral, they will tell you true, they have a nation wide ...
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| AC Condensor Motor or NEW AC needed? | 7/24/2008 |
Q: Boy am I glad I found this site. I have very small condo in Las Vegas, about 23 years old and last ... A: Cathy, There are many different types and size's of air conditioning units, I don't know what you ...
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| House Cooling issue | 7/24/2008 |
Q: About a week ago I noticed that the fan on the Condensing Unit was not running, and after tinkering ... A: Tye, If your condenser fan is running properly and has the proper rotation and the compressor is ...
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| Return Air Ducts | 7/24/2008 |
Q: What size should the return air duct be for a 3 ton air conditioner. My home is a 1600 square foot ... A: Megan, You should have somewhere between 200 (the minimum) and 275 square inches of free area for ...
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| cost to convert to LP gas | 7/24/2008 |
Q: We are looking into the possibility of converting a gas furnace to run on LP gas due to a loss of ... A: Ed, A conversion kit is around $20-$40 depending on your furnace. If you do it yourself no labor ...
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| No Cool Air | 7/23/2008 |
Q: I have lived in a brand new hone for 3 years which was never lived in prior to me. I am single and ... A: Audra, If your low on freon you need to have it added by a professional technician. A clean filter ...
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| AC Replace or fix | 7/23/2008 |
Q: we have 5 ton Bryant ac unit, 10 yrs old. It has a heat pump on it and the gas furnace takes over ... A: Tamara, I don't know what the price for utility's is where you live? Where I live we heat four time ...
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| ducting size for 2 Ton AC | 7/23/2008 |
Q: My 887 sq. ft. condo had a 2 Ton AC installed for the first time along with the furnace (located in ... A: Jeff, I don't know what all the particulars are of your air handler? For two ton's you need 800 CFM, ...
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| Replace Heat Pump Condensing Unit | 7/23/2008 |
Q: My son purchased a home recently that has a 1991 Thermastar(?) 5 ton heat pump. It failed over the ... A: John, Payne is a good unit it's an equal to Carrier. 13 seer is 20-25% percent more efficient then 9 ...
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| retro-fit AC system install, maintainence, quality of work | 7/22/2008 |
Q: We had a 10 SEER Frigidaire Central AC unit and coil added to our system in the spring of 2004. Had ... A: James, What do you have in writing? If your cooling the whole 2700 square feet then you are grossly ...
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| ducting size for 2 Ton AC | 7/22/2008 |
Q: My 887 sq. ft. condo had a 2 Ton AC installed for the first time along with the furnace (located in ... A: Jeff, Your question is really confusing' If you have 4-6" ducts and 1-8" duct individually coming ...
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| Air Conditoning not workin | 7/22/2008 |
Q: Amanda Central Air unit. No previous problems, cleaned regularly. Nothing identified in physical ... A: Steve, If "The entire outside unit shuts off" that would include the condenser fan which is easy to ...
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| A/C Unit | 7/22/2008 |
Q: Jim The power in my house went out this morning for a few hours and when it came back on my A/c ... A: Mike, The outside unit is on a separate breaker from the inside unit. The outside unit is a 220/240 ...
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| A/C unit leaking around furnace | 7/21/2008 |
Q: My A/C unit (Lennox aprox 6 years old) is mounted outside at the side of the house and the furnace ... A: Jody, Your cooling coil has a built on drip pan under the coil that catches the water that ...
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| Gas Heater | 7/20/2008 |
Q: I have a problem with my upstairs HVAC system in my house. The house was built in 1994 and has the ... A: Mike, When the thermostat looses power dose the blower also go off? If the thermostat looses power ...
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| Air Conditioning | 7/20/2008 |
Q: I live in a 2 story apartment building on the second floor. All summer my air conditioner runs off ... A: Mike, I don't know what type of air conditioner you have? I don't know when you say "little to ...
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| Heat Pump Buzzing Sound | 7/20/2008 |
Q: I have a rooftop heat pump unit. I have recently noticed that I can hear a buzzing sound coming from ... A: Suzan, It's just a nuisance if it is the transformer. There are transformers and then there are ...
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| Water in wall-mounted A\C unit | 7/19/2008 |
Q: Since installation of a new wall-mounted (sleeve type) AC unit [Frigidaire 1000BTU] I have noticed a ... A: Graham, There should be a drain hole in the rear section of the unit that's sticking outside. The ...
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| Does this air temp sound right to you? | 7/19/2008 |
Q: My house doesn't seem to be getting very cool, or if I set the temp to say 78, the thermostat seems ... A: Matt, Your air conditioner can only do so much, If your just cooling a closet with little or no ...
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| Outside air temperature vs. A/C output temperature? | 7/19/2008 |
Q: I live in New Hampshire. My space is 1,200 sqft. I have a 3 ton central A/C unit. The air handler is ... A: John, The air passing through the evaporator cooling coil should be approximately twenty degrees ...
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| Changed filter now A/C won't work | 7/19/2008 |
Q: We have a 1 and 1/2 year old Trane furnace. We changed the air filter in it, and all of the sudden ... A: Emily, The little red blinking light should be blinking a code and there should be a legend stuck on ...
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| central ac | 7/18/2008 |
Q: my inside fan keeps running even though the thermo is on auto. it's an xl 1200 trane central ... A: Johny, There are hundreds of makes and models heating and cooling units, I don't keep a library for ...
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| puron AC | 7/17/2008 |
Q: After going many years without air conditioning, I just got central air installed last week. The ... A: Barbra, R22 has been deemed to be bad for environment so the government is making (I think it's ...
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| Window A/C unit | 7/17/2008 |
Q: I am trying to sell the unit for $75.00 it is a Fedders 12,000 btu and it is several years old. I ... A: Wendy I don't know exactly how your unit is setting when you check it out. When its running you need ...
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| Floor Register under my bed... | 7/17/2008 |
Q: I have a floor register that is right under the head of my bed. Is there a quick and easy way to ... A: Matt, Probably the floor register is more efficient in the space it occupies where it is meant to ...
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| A/C | 7/17/2008 |
Q: I have 20 year old split unit that I'm going to change out. I live in the desert so do I need to ... A: Jim, Not knowing anything about what size AC your using or what the Particular description of your ...
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| Comfortmaker Furance & A/C Problem | 7/17/2008 |
Q: I have a conventional comfortmaker a/c / furnace. Starting this summer, every time the a/c kicks ... A: Chris, I can't help, I have no Idea what's happening? The thermostat sends power to the condensing ...
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| Heating | 7/16/2008 |
Q: I have a doublewide home and get great heat in back of house but the front side doesn't blow out. I ... A: Dan, If you want to blow air into an area you have to have a means for the air that's already in the ...
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| adding a zone to hot air heating system | 7/16/2008 |
Q: I put in a new furnace two years ago. Replaced a very old system that was there when I bought the ... A: Ken, For two zones you need two separate duct systems, two separate supply's,two separate returns, ...
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| Carrier Heat Pump | 7/15/2008 |
Q: I have a Carrier heat pump, not sure how old it is. I came home yesterday to a warm house, the ... A: April, I think what your describing,"gray box" etc. is an electric disconnect service switch used ...
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| CENTRAL AIRCONDITIONING | 7/15/2008 |
Q: I AM ABOUT TO PUT AN OFFER ON A HOUSE. IT HAS BASEBOARD HEATING. NO AIR CONDITIONING. CAN A CENTRAL ... A: Richard, Baseboard heating is when the heating is at the baseboard! It could be a lot of things? You ...
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| Split system freeze-up | 7/15/2008 |
Q: I installed a new split system 3 weeks ago. It was precharged with refrigerant. The filters still ... A: Mary, Defrost the coil completely before turning the cooling on , Run just the fan until no more ...
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| compare | 7/13/2008 |
Q: Are some brands of central a/c's significantly better than others. I have been quoted prices for ... A: Bill, I don't know the "EverRest", I don't believe it's in my area but I understand that it's ...
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| Rheem | 7/13/2008 |
Q: Sir - I have a split unit and am getting a build-up of condensate in the bottom of the attic unit to ... A: Kirk, The cooling coil inside your attic duct has a condensate drip pan built onto the bottom ...
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| Heat Pump | 7/12/2008 |
Q: I have a 20 year old Carrier heat pump model 38QH.... It was installed about 3 years before I ... A: Chris, A heat pump is nothing more then an air conditioning condensing unit that has a reversing ...
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| air conditioning | 7/12/2008 |
Q: with both a wall unit and central air.. when you put the unit[s] in fan mode does that bring air ... A: John, When set to "FAN" the blower runs continually just re-circulating the inside air only. Central ...
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| Replace air conditioner with R22 unit or R4? | 7/10/2008 |
Q: I currently have a 26 year old GE unit which still works, but am considering replacing it before it ... A: Dorraine, It's been my understanding that refrigeration units that use freon are no longer in ...
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| Fan motor or capacitor? | 7/10/2008 |
Q: Have a 5 year old Tempstar TCA236. Outdoor fan motor 'usually' starts but shuts down after about 15 ... A: Wade, It sounds like the motor to me? You can squirt some oil on to the motor shaft where it comes ...
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| Condensation overload | 7/10/2008 |
Q: I have a goodman gas furnace in my garage. During hot summer days I seem to get so much ... A: Melissa, The "silver top part" is the furnace plenum/duct, inside the plenum right on top of the ...
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| A/C units hit by sprinklers | 7/10/2008 |
Q: My A/C unit is hit by aprinklers on a regular basis. It has lasted 15years, but now needs replacing. ... A: Laura, The units are made for getting wet, However I think they need to dry out once in a while? ...
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| Replace air conditioner with R22 unit or R4? | 7/9/2008 |
Q: I currently have a 26 year old GE unit which still works, but am considering replacing it before it ... A: dorraine, There are plenty of units old enough to be your units grand parent still running strong. ...
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| airconditioning | 7/9/2008 |
Q: I installed a 4 ton 13 seer airconditioner on my cousins 1600 square foot house with 8 foot ceilings ... A: Derek, If it's a 24 x 24 filter return air grill it gets about 275 inches of free air if the filter ...
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| AC CONTACTOR | 7/8/2008 |
Q: I HAVE A RHEEMS AC UNIT. THE CONTACTOR WAS BAD SO I REPLACED IT. I HAVE FOUND THAT I HAVE NO 24VAC ... A: Lee, "AC UNIT" covers a multitude of heating and cooling equipment, you aren't saying what you have ...
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| Repair/Replace Furnace | 7/8/2008 |
Q: I have a 17 year old American Standard Furnace with a worn out fan. Repair for $400 or buy a new ... A: Chris, I like just a single stage furnace and a plain air conditioner. I like an 80% efficient ...
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| Heat coming on when not desired | 7/8/2008 |
Q: I replaced the old thermostat over the winter with a Honeywell progammable thermostat and the system ... A: Brian, There are to many Honeywell thermostats to count but it dose sound like something with the ...
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| Whirlpool window AC stopped working... | 7/8/2008 |
Q: The unit is 8,000 BTU, about 5 years old and has been in use about three weeks so far this summer. ... A: Anita, I don't do window units but it sounds like the motor is going out? Window units are like the ...
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| Different opinions on products... | 7/7/2008 |
Q: I have a few questions... I live in New Hampshire. My house was built in 2001 and I have 2 10 SEER ... A: Larry, There called "evaporator coils" (Cooling coils). There are "A" coils and Horizontal coils. ...
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| Which HVAC to purchase? | 7/7/2008 |
Q: would like your opinion on the three bids we have received for a new HVAC to be installed. The ... A: Geoff, So what's the bid for? another undersized unit? What dose "It will have to continue on the ...
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| Central air trips braker | 7/7/2008 |
Q: When central air unit and dryer are both turned on the circuit breaker trips. What could the problem ... A: Howard, The air conditioner condenser section should be on a separate circuit breaker by itself. ...
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| Just moved in, and AC unit worked for a few days..... | 7/7/2008 |
Q: Hey Jim, Just moved into a new home and it' been warm here for a few days. I turned on the HVAC ... A: Matt, If your outside unit is running, both condenser fan, and compressor the larger line should be ...
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| A/C Problem | 7/7/2008 |
Q: My 3 ton compressor will run anywhere from 5 to 30 minutes, then shut off for 5 minutes, then come ... A: Scott, Are you calling your condensing unit your compressor? If your compressor is shutting off ...
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| Indoor odor | 7/7/2008 |
Q: This is a rather strange question, a mystery that has been puzzling us for 4 years. Ever since we ... A: Maria, There are many types of "air conditioners" and many different ways that one might be ...
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| Lennox Pulse | 7/6/2008 |
Q: Is is normal for the unit to run all the time? ANSWER: Price, Your unit should run until the ... A: Price, If the thermostat is set to "AUTO" the fan should go off at the same time that the outside ...
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| AC | 7/6/2008 |
Q: My AC stopped blowing cold air. The green light on the thermostat is on indicating the AC is ... A: Steve, I don't know what you mean by turning off the "switch for the 24VAC"? When a breaker ...
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| AC | 7/6/2008 |
Q: My AC stopped blowing cold air. The green light on the thermostat is on indicating the AC is ... A: Steve, I'm not the electrician that installed your electric service. Most all new or newer electric ...
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| Lennox Pulse | 7/6/2008 |
Q: Is is normal for the unit to run all the time? A: Price, Your unit should run until the thermostat is satisfied. How long it runs or if the thermostat ...
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| Cracked drain pan inside leaking Goodman Heatpump unit in crawl space | 7/6/2008 |
Q: Have you ever heard of a plastic drain pan cracking after 9 years and leaking condensation into the ... A: I guess just about anything can develop a crack under crack causing conditions such as dropping ...
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| AC | 7/6/2008 |
Q: My AC stopped blowing cold air. The green light on the thermostat is on indicating the AC is ... A: Steve, There are two separate circuit breakers, 110 for inside and 220 for outside. The buzzing ...
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| RUUD achiever and heat pump | 7/5/2008 |
Q: Last year a contractor replaced my old oil furnace with a new RUUD Achiever gas furnace but never ... A: Bernard, I don't have literature for looking up furnace models to see what all they consist of. I ...
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| Grant combi 90 MKII air inside boiler | 7/5/2008 |
Q: Every week I have to drain air trapped inside boiler, I remove the trapped air, repressurise the ... A: Robert, Either the limit works or it doesn't You can think your getting the air all out but it may ...
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| furnace air filter | 7/5/2008 |
Q: I have recently bought a house with a York Diamond 80 furnace and I can't find where the air filter ... A: Allison, The filter could be any place between the return air grill and the furnace blower ...
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| Fan did not come on and had ice on line | 7/4/2008 |
Q: Woke up this morning as it was warm in the house. The system outside was running but the fan did not ... A: Graeme, I don't know of the existence of any filter outside? Your inside cooling coil and lines can ...
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| Replacing Electric Motor on Heat Pump | 7/4/2008 |
Q: I have the same problem like this guy that you wrote....see his question below. I am about 45minutes ... A: Patric, I would go to a HVAC suppler that dealt in electric motors, it would be a wholesaler that ...
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| central air and heating | 7/3/2008 |
Q: Can you advise as to the proper a/c tonnage for a 2300 square foot house - is there any way to ... A: Deb, The way to "decipher" different brands is by the name tag stuck on them. The color of paint may ...
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| condensate drain pan | 7/2/2008 |
Q: The A/C coil unit that sits atop my air-handler in my basement is leaking water. I pulled off the ... A: Jeff, I don't know what your coil is? Your calling the unit an air handler as opposed to a heat pump ...
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| AC drip pan and rusty water | 7/2/2008 |
Q: I have an AC unit in my apartment wich had its main drainage system abandoned and instead they ... A: Jorge, None of what you say is the way it should be. Your saying "I have an AC unit in my apartment" ...
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| How to calculate capacity | 7/1/2008 |
Q: I wonder how do people come out capacity. I know that the bigger the house, the bigger the ... A: Sam, You lost me? Are you asking how to calculate the amount of cooling BTU's it takes to cool an ...
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| Shady work | 7/1/2008 |
Q: About 4 years ago had a new attic unit was installed in our home. Unbeknown to us, the previous ... A: N, Whatever the unit in your attic is it's the air handling portion of your Air conditioning unit, ...
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| HVAC replacement ... after 19 years! | 7/1/2008 |
Q: Our house has a 2 zone system with separate units: both condensers are outside; the (gas) heating ... A: Enrique, Heating with a heat pump is heating with electricity, you most likely would have to ...
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| Condensor coil | 7/1/2008 |
Q: We have had a local service tech come to our house due to hardly any airflow throughout the house. ... A: Andrew, I don't know what the problem is? This is what I do know! The air flow in your house has ...
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| combustion venting for 90+ natural gas furnace 75000-90000btu | 7/1/2008 |
Q: I have a Rheem 75000btu updraft 90+ High Efficiency natural gas furnace in the open basement of my ... A: Charles, Your terminology leaves a bit to be desired. Your furnace can get combustion air for the ...
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| A/C compressor and coil not matching in tons | 6/30/2008 |
Q: My home inspector identified an issue at my one year new home inspection. He statted that the ... A: Elaine, With a 3.5 ton cooling coil and a 3 ton condenser you get 3 tons of cooling. With a 3.5 ton ...
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| air flow | 6/30/2008 |
Q: I have a dual HVAC system and had the upstairs system replaced. I contracted a guy who was to ... A: Luis, The size of air conditioning unit Depends on the size of the house plus a whole lot of other ...
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| Carrier Vs. Amana | 6/30/2008 |
Q: I am getting quotes from 3 different AC installers as my unit is 11 years old. The first one just ... A: Connie, As far as I know all coils are copper with aluminum fins? Eleven years is not old for ...
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| Replacing Centrai Air with a heat pump | 6/30/2008 |
Q: I currently have oil heat and central air because of the uncertainty of oil prices I was thinking of ... A: Jake, I have no idea what the requirement's are for heating and cooling your house let alone the ...
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| McQuay Air Conditioning Unit | 6/30/2008 |
Q: I have a McQuay Air Conditioning unit in my apartment. It provides A/C and heat. The A/C is not ... A: Justin, OK, I still don't get the picture? There are split systems and there are self contained ...
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| primary condensate drain | 6/29/2008 |
Q: I have a central air conditioner with the air unit in the attic. It is 6 years old. In the 2nd ... A: Mike, The cooling coil in your attic which ever type it is? an A coil or a horizontal coil/ comes ...
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| Central air unit not working correctly | 6/29/2008 |
Q: I recently had a power outage in my neighborhood. My central air unit was working correctly until ... A: Sat, The problem is the condenser fan motor. Either the motor start capacitor or a bad motor? You ...
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| HVAC Humidistat | 6/28/2008 |
Q: I just moved to a condo that has a McQuay Seasonmaker central HVAC installed in the mid-seventies. ... A: Caroline, I'm not familiar with your "de-humidifier" either? You can turn off the humidity control ...
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| Air Conditioner | 6/27/2008 |
Q: I have a 15 year old air conditioning system with a "major leak somewhere". My service company says ... A: Paul, Again, the cost of the repair vs. the cost of a new unit? your choice. Get a quote from some ...
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| HVAC replacement and duct work | 6/27/2008 |
Q: Our house has 2 zones with 2 separate units. Gas furnace and AC for the bedrooms in attic, and ... A: John, Most all duct liner insulation is black in it's natural state. Unless the insulation is ragged ...
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| New Gas Furnace | 6/26/2008 |
Q: What brand of gas furnace would you recommend as a good furnace to purchase? Our current gas furnace ... A: Lowanda, The brand of furnace is your least worry. In my opinion all furnaces are pretty much the ...
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| Blower does not run | 6/26/2008 |
Q: AC will work ok for a while. After a few hours thermostat will call the system. Following the ... A: Emmitt, Motors can develop a dead spot so to speak. If the motor stopped on the dead spot/spot's ...
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| Thermostat wiring diagram | 6/26/2008 |
Q: Need the wiring diagram for a ACONT401AN21MA thermostat. American Standard A/C system with heat ... A: George, I don't have manufacture and parts model numbers for looking up equipment etc. If I knew ...
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| 14 SEER or 15? payne or carrier? replace whole house fan? | 6/26/2008 |
Q: We have estimates on a 4 ton 14 SEER payne condensing unit with a 90% high efficiency payne furnace, ... A: Kathy, Is it humid where you live? do people have swamp coolers on there roofs? You won't be ...
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| First time AC buyer | 6/26/2008 |
Q: by the end of today I will have had 5 estimates for a new AC unit. Price quotes have ranged from ... A: Helen, All I can tell you is that freon is going to be replaced eventually because it is harmfully ...
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| Repeated TRANE AC Compressor Problems | 6/26/2008 |
Q: Mr. Barnhart, I have two TRANE AC/FURNACE UNITS IN MY HOME. (MODELS: 2TTR1024A and 2TTR1042A). They ... A: Danna, I have never had this experience so to speak where the compressor keeps going out? I would be ...
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| First time AC buyer | 6/25/2008 |
Q: by the end of today I will have had 5 estimates for a new AC unit. Price quotes have ranged from ... A: Helen No matter what you have freon or puron there will be a refrigerant available for your AC unit ...
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| Central Air unit freezes. | 6/25/2008 |
Q: my central air unit has been feezing up for the past 4 days. I mowed my yard, the next day my air ... A: Corey, I don't know what type of air unit/cooling coil you have? Up-flow, down-flow, horizontal ...
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| CentralAC Coilsand condensation | 6/24/2008 |
Q: Can an upflow furnance have an "A" type coil installed below it and airflow top to bottom down ... A: Steve, Your describing a "down-flow" furnace. With a down-flow the arrangement is correct. It sounds ...
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| Trane XB1000 Split Unit | 6/24/2008 |
Q: The unit just recently stopped working. When the thermostat causes the blower to kick on, the ... A: Heidi, Not knowing what the problem is exactly and not knowing what your mechanical capabilitys are ...
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| hvac drip pan and coil | 6/24/2008 |
Q: My hvac system is 21 years old. Air handler is in the attic. The company that wants to sell me a new ... A: Paul. I'm not clear as to what the drain hole in the auxiliary pan is? You can attach a nipple or ...
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| Is it a diffuser? | 6/23/2008 |
Q: I have a house that was built about 1973. The air conditioning system has ducts that "shoot" air up ... A: Sherrill, Actually it is a diffuser or at least part of one. This type of ceiling diffuser is meant ...
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| Blower not coming on | 6/22/2008 |
Q: I have a lennox blower. AC condenser is working but the blower motor wont come on. I removed the ... A: David, It sounds like the blower motor to me. When you set the thermostat to fan on dose the blower ...
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| Adding additional Return Air Duct | 6/22/2008 |
Q: Adding Additional Return Air Duct. I’m Wondering where to take the CFM measurement from? The ... A: Steven, You need 1800 CFM for 4 tons of cooling. Your blower is rated for the CFM you gave at .5 ...
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| degrees of cooling per hour | 6/21/2008 |
Q: I was wondering what is the expected rate of cooling for a residential central AC unit; how long ... A: Pamela, If you don't turn your air conditioner on until it's too late and it's already hot outside ...
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