| Subject | Date Asked | Expert |
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| Portable A/C not draining properly | 6/25/2009 | Eric Campion |
Q: I have a Fujitronic FA-1300 which is no longer draining properly. Water is supposed to be pumped ...
A: Something sounds blocked probably in the area where the drain tube attaches to the unit. ...
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| HVAC | 6/25/2009 | john t. borgman |
Q: Coleman hvac,blower inside will come on and go off continuously once set temp is reached. Outside ...
A: Bill, Hi John Borgman here got this from the question pool. You have an issue in the furnace. ...
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| Signater 2000 air conditioner? | 6/25/2009 | Eric Campion |
Q: Me friend recently let me try out a window air conditioner she had used a few years back. All I can ...
A: After rereading your question several times, I think you are hearing a compressor turn on and turn ...
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| Brand new unit (fan runs all the time) | 6/25/2009 | john t. borgman |
Q: Brand new 4 ton 15 seer pkg Goodman heat pump fans runs constantly. Ex: temp set 75 degrees, ...
A: Yes, The fan should cycle off at the end of a call for cooling., unless the fan is set up by ...
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| Evaporator Coil/Furnace | 6/25/2009 | Jim Barnhart |
Q: I had and two ton condenser installed last year. When I turned the air on this year, the thermostat ...
A: Katie, your neighbor can get you a coil and a furnace. You can hire any HVAC contractor to install ...
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| hvac | 6/25/2009 | Howard Livingston |
Q: Our air handler is (Friedrich) over 22 years old and the compressor is dated 1991, very few problems ...
A: Florida is the best place in the country for heat pumps. You hardly EVER use the electric heaat. Its ...
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| a/c has a leak how to find it. | 6/25/2009 | john t. borgman |
Q: i have a 2.5 ton bryant heat pump that loses alot of freon. it holds 8 pounds and i put 6 pounds in ...
A: Terry, Since none of the techs that were there adding freon noticed oil dripping everywhere and ...
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| a/c has a leak how to find it. | 6/25/2009 | john t. borgman |
Q: i have a 2.5 ton bryant heat pump that loses alot of freon. it holds 8 pounds and i put 6 pounds in ...
A: Terry, That is an incredible size leak. First of all do not use it any more till you get it ...
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| Fan/motor not running out outside TRANE unit | 6/25/2009 | john t. borgman |
Q: This is probably a typical problem, but I thought I would ask. The inside fan is running, so power ...
A: Julian, You have an upstairs and downstairs with both air handlers running off the same breaker? ...
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| Central a/c | 6/25/2009 | Norval Trimborn |
Q: If I am trying to cool my 760 sq. ft. apt to 70 degrees, what should the temp of the air that blows ...
A: The supply air temperature should be 18-20 degrees colder than the return air at average relative ...
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| HVAC OR EVAPORATIVE COOLER | 6/25/2009 | Jim Barnhart |
Q: I have a hvac/heating unit that is probably from the 1970's. When the cooling unit is turned on it ...
A: Chris, I don't know what your environment is like? If your house is in a high humid climate then you ...
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| air cond | 6/25/2009 | Craig HVAC Expert |
Q: outside unit changed cond motor had 3 wire, new motor has3 plus 2 for cap
A: Hopefully you bought a new cap, do not reuse the old cap! The wires are typical..Two hots or a hot ...
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| Furnace Fan In THe Summer | 6/25/2009 | Jim Barnhart |
Q: I live in the Midwest, where it's been extremely hot lately. Is it best to keep my furnace fan ...
A: Jon, Leaving the blower run non-stop won't cool anything, it'll just stir the the air, you could get ...
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| Furnace Return Make-up Air Questions | 6/25/2009 | john t. borgman |
Q: I am installing a 40K btu 92% nat gas furnace (horizontal mount). I have a concentric vent/supply ...
A: Jason, Make up air is fresh air brought in because homes are built so tight now that we breath all ...
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| Thermostat Problem, I think | 6/25/2009 | Bill Brainard |
Q: I have a White-Rodgers thermostat for my HVAC unit. The thermostat itself is about 2 years old. My ...
A: They do not fix. It may be the T-stat and it does not cost very much to put a good one in. Look for ...
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| Evaporator Coil/Furnace | 6/25/2009 | Howard Livingston |
Q: I had and two ton condenser installed last year. When I turned the air on this year, the thermostat ...
A: 1. Yes just find one that fits the case. 2. Not unless the heat exchanger is rusting out. 3. Usually ...
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| Evaporator Coil/Furnace | 6/25/2009 | Jim Barnhart |
Q: I had and two ton condenser installed last year. When I turned the air on this year, the thermostat ...
A: Katie, 1. You can use any make two ton coil as long as it's compatible with your condensing unit ...
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| Heating, Air Conditioning HVAC - Rheem Classic 10, fuse | 6/25/2009 | Howard Livingston |
Q: Everything (heating or AC) was working before. I turn on AC this year, control board fuse always ...
A: Now its getting wilder Steve. I would disconnect the 2 wires to the outside unit at BOTH ends. With ...
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| Manufactured House Heat Pump | 6/25/2009 | Tim McAuley |
Q: I have a 28x76 doublewide with a 4-ton Coleman Heat Pump single packaged unit outside, that is 15 ...
A: Mike - No special unit required for your home. The only thing you should make sure of, besides ...
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| air conditioning | 6/25/2009 | Bill Brainard |
Q: Our home is only 4 years old. The builder put the furnace that controls upstairs in the attic. In ...
A: It's the duct design. You are probably up the creek & have no paddle. The attic is in my opinion the ...
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| Whole House Fan | 6/25/2009 | Eric Campion |
Q: So I live in a three bedroom with two other roommates. I live in the basement which is nice and cool ...
A: The dampness is a problem. A dehumidifier would take the moisture out of the air. Of course when ...
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| Honeywell Programmable Thermostat | 6/25/2009 | Craig HVAC Expert |
Q: I have a Honeywell 5-1-1 programmable thermostat, Model # RTH6400D, that I bought and installed ...
A: Yes and know, and it is common for them to work this way. Since the thermostat might cycle the unit ...
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| transferable warrantys | 6/25/2009 | Craig HVAC Expert |
Q: Can a licensed HVAC contractor move a HVAC unit from one house to another and not void the warranty?
A: Maybe...if the unit has never had a claim or registered, then it may not have a name and address ...
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| Trane AC | 6/25/2009 | john t. borgman |
Q: I have a trane 4ton unit that was made in 2000. Sat I started action up and the compressor wasn't ...
A: Jim, I am sorry I really cannot understand what you are asking? I know of nothing that is a prv?? ...
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| HVAC working no, air in vents, house not cooling | 6/25/2009 | Norval Trimborn |
Q: Trimborn, I have an HVAC unit and it seems to be working full speed, but no air is coming out of the ...
A: Check to see if the system is icing up. This starts at the evaporator coil inside and can work its ...
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| Rheem | 6/24/2009 | john t. borgman |
Q: I am looking at a 3 ton rheem its about 12 years old.It will not take any freon my suction is at 45 ...
A: Joe, At 45 psig it should take refrigerant, because your jug should be about 100 psig. You might ...
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| AC tripping circuit breaker | 6/24/2009 | john t. borgman |
Q: My older AC compressor unit is drawing too much power on start up and tripping the breaker. ...
A: Sue, It really shouldn't be able to start a fire, but it can be damaged and need to be replaced, ...
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| A/C return vents | 6/24/2009 | john t. borgman |
Q: I am replacing my old return vent with a larger one. This is the only one in the home that i know ...
A: Matthew, Yes to a.) and the return size of the vent is only critical that it is not fewer square ...
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| Hot second floor. Need an air return? | 6/24/2009 | john t. borgman |
Q: I have a 100 year old 2 story home. The main floor is adequately cooled, but the second floor is ...
A: Steve, One of the things you should consider, regardless of every thing else is a thermostat ...
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| Stop Smoke in Dual Zone System | 6/24/2009 | john t. borgman |
Q: I have a duplex rental with one HVAC system. Each unit has a thermostat and a return. One tenant ...
A: Eric, You can install an activated charcoal filter to control odors. The problem with them is ...
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| Keeprite central air | 6/24/2009 | john t. borgman |
Q: We are new to owning a house and have never had central air before. So I was wondering how to turn ...
A: Crystal. No, Crystal it runs off electricity. The thermostat has a system switch that has a cool ...
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| Residential Air Conditioning/Furnace | 6/24/2009 | john t. borgman |
Q: After I put on the AC it only runs for about a minute and then shuts off, without bringing the ...
A: Tim, turn the "Fan" switch on the thermostat to the ON position by itself and see if the blower ...
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| plastic drain pan leak | 6/24/2009 | john t. borgman |
Q: we had an A/C company out last week to clear a clogged line. he cleared the line but then told us ...
A: Mark, If the tech sealed up the crack there is no reason to replace it. Does the aux. pan have a ...
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| New A/C Unit & Wiring Problem | 6/24/2009 | Norval Trimborn |
Q: We have a 30 yr old central air system. The a/c has been limping along for the past few years, ...
A: Both the furnace and also the condensing unit should be dedicated electrical circuits( they should ...
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| air conditioner | 6/24/2009 | Jim Barnhart |
Q: My air conditioner will not cool below 75 degrees during the hottest part of the day. Please advise ...
A: Nodea, The designe tempature diffrential between outside and inside max is indeed twenty degrese. If ...
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| saftey switch on a little giant pump | 6/24/2009 | Norval Trimborn |
Q: I am installing a little giant condensation pump on my Trane central air unit.I have 2 wires coming ...
A: You would actually put these 2 wires in series with the "Y" connection at the furnace/air handler ...
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| Air conditioner | 6/24/2009 | john t. borgman |
Q: My air conditioner will not cool below 75 degrees during the hottest part of the day. Please advise ...
A: Nodea, I already answered this question, why didn't you check the insulated copper pipe where it ...
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| Heat pump | 6/24/2009 | Tim McAuley |
Q: I had a new heat pump installed during the winter. Now that I am running the air conditioner, the ...
A: Carol - You should have the company that installed the unit come back and check the cooling system ...
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| central air conditioning | 6/24/2009 | Norval Trimborn |
Q: I need to replace my central air conditioner and gas furnace, I am leaning toward the duel fuel ...
A: I have seen a great many heat pump systems in the 15- 25 yr old range. Is the normal life span of a ...
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| Emerson central air conditioner | 6/24/2009 | Craig HVAC Expert |
Q: I have water come out from under unit and it is getting my carpet wet. Can you tell me what to do ...
A: My bet is the drain line needs to be blown out. Compressed air, water hose or a wet vac will all do ...
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