| Subject | Date Asked |
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| Crawlspace furnace | 11/17/2009 |
Q: I have a furnace in the crawl space. I had a technician look at it and he said the heat exchanger ...
A: John, Duct work can be run on the exterior to attic space ( it depends on the design of your ...
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| Fan ON Mode | 11/17/2009 |
Q: I have been getting mixed recommendations on using the FAN ON mode. I have always preferred to keep ...
A: Mike, You can run the fan continuously , it doesn't stress the unit - make sure you keep up on ...
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| Fan ON Mode | 11/17/2009 |
Q: I have been getting mixed recommendations on using the FAN ON mode. I have always preferred to keep ...
A: Michael, The fan on alone will not remove any additional humidity . The humidity can only be ...
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| Crawlspace furnace | 11/17/2009 |
Q: I have a furnace in the crawl space. I had a technician look at it and he said the heat exchanger ...
A: John, No its not that hard to change the heat exchanger normally. It really does depend on how ...
|
| eubank package unit mod #EA15 | 11/14/2009 |
Q: Heat stips grounded out, & had bad blower mtr & cap. Replaced mtr, cap & heat kit. Blower will not ...
A: Scott, Probably the fan relay is cooked as well.If you wire through the relay , the fan will ...
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| 2nd AC Zone in Bedroom | 11/11/2009 |
Q: I am renovating a house in Florida and replacing the entire HVAC system. The upstairs is about ...
A: Bryan, Let me clarify , your second floor only has one system to cool the entire floor . To ...
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| freezer not freezing | 11/11/2009 |
Q: Please my freezer comes on but only half of the freezers freezes, the upper part deos not it is only ...
A: Jay, That sounds like either the evaporator coil may iced and restricting air flow - you can ...
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| lennox blows too strong | 11/11/2009 |
Q: We're finding that our Lennox G60UHX blows so strongly it can be hard to be in small rooms while ...
A: Mike, If you have a standard blower motor , most have 3 speeds depending on how you wire it. If ...
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| 2nd AC Zone in Bedroom | 11/10/2009 |
Q: I am renovating a house in Florida and replacing the entire HVAC system. The upstairs is about ...
A: Bryan, You cant really zone 1 room to provide extra cooling . Remember you entire system would ...
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| AC Unit.... what to do??? | 11/10/2009 |
Q: I'm very confused about a problem with my outside AC Unit and would be really grateful to hear your ...
A: Juliet, It really isn't wasting money to fix it , its just a matter of time before it ...
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| exhaust fan and cold air return | 11/9/2009 |
Q: I have a furnace in my attic. House was built in 1921 and retrofitted with this. The cold air ...
A: Tim, I think you could probably technically do it. Probably not practical.The air handler would ...
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| Kenmore 106.57262791 water filter | 11/9/2009 |
Q: My husband has torn this thing apart, and we are unable to find where the water filter is so that we ...
A: Leaha, The filter is in newer refrigerators is either built into the unit and is on the ...
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| compressor terminals | 11/8/2009 |
Q: Hey, recently I tried to run a compressor, but I found that some wires were burned, and the ...
A: Argelio, Make sure that you do have the correct voltage at the compressor . You really ...
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| splicing a 220 line | 11/4/2009 |
Q: hey hows it going,,, i have a live 220 line coming to my kitchen.. i put it in a junction box and ...
A: Derick, No no no - It would be very hazardous . Both appliances require a separate circuit , ...
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| air conditioner , duct, mold furnase | 11/2/2009 |
Q: ..which I am told it on it last leg....and an aircondition with ducts running through the ...
A: Yes mold is a serious problem and will definitively make you sick . There are alot of ways to treat ...
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| R22 HVAC | 11/1/2009 |
Q: We have a 20 year old 2 ton R22 HVAC. The outside unit needs to be replaced but the inside unit is ...
A: Pamala, Yes you can replace just the outside unit ( condensing unit ). Your contractor may be ...
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| covering unit | 11/1/2009 |
Q: I see people covering their swamp coolers in the winter time with a wrap or cloth type material. Do ...
A: Jeffery, The units are designed to be outside and unless you have a huge amount of debris( ...
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| New furnace options | 10/29/2009 |
Q: I am replacing my old 80% efficient standing pilot furnace of 30 years , after a lifetime of problem ...
A: Adolphus, GE was a good unit - You can still buy that brand , Trane bought GE years ago. It ...
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| a/c freeze up | 10/28/2009 |
Q: I have a out door A/C compressor. in the winter time it came on by itself and froze over. what would ...
A: Bobby , Is your unit a heat pump ? If so the condensing unit does run( in the winter ) to ...
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| GE SXS fridge/freezer not cold in top half | 10/27/2009 |
Q: Good morning! I have a GE SXS Fridge/Freezer (Model # GSS20IEMD WW Serial MD258184) where the top ...
A: Holly, I think you may need to call for service on this one. If your handy , you could check ...
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| Ac repair in Clearwater | 10/27/2009 |
Q: I have a simple question . I was told that I needed to replace my drier on my ac unit . What is a ...
A: A drier is usually placed in the liquid line(the small copper refrigerant line) of an ac system ( ...
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| how to disconnect outside a/c unit | 10/22/2009 |
Q: hello i need to ask you a question iam moving my mobile home and i need to know how do i disconnect ...
A: Billy, It actually very easy. I'm assuming that because it is a mobile home that your ac is a ...
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| heat exchanger in return air | 10/21/2009 |
Q: I helped a friend hook up a wood fired boiler first to heat his swimming pool and now he want to ...
A: John, You may want to ask another expert on this one but here are my thoughts . I do think it ...
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| hvac ductwork | 10/20/2009 |
Q: Is it possible to use ordinary pvc pipe as HVAC ductwork. The application will be that the ductwork ...
A: Jeff, You could use pvc pipe only if it were exposed to the ambient temperature of the ...
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| crackling sound of Air con cover | 10/19/2009 |
Q: We have a split unit Toshiba air-con. the cover crackles quite a lot - thru expansion and ...
A: I don't think it would help . The air isn't being restricted by the cover , its venting through its ...
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| My fridge is leaking | 10/19/2009 |
Q: I have amana fridge, model # BP22A2W, it is been leaking from the bottom for 5-6 days now (we moved ...
A: It likely is the water line you disconnected ( I have done this myself ). Depending on the type of ...
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| Duct sizes & supply locations? | 10/18/2009 |
Q: I own an old house. The furnace/blower was located in the hall w/ the return air directly underneath ...
A: Paul, The actual return grill size is not important , it is important that the boot size is the ...
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| coleman hvac unit | 10/18/2009 |
Q: I had a Coleman hvac unit partially installed in a house i was building. It's model # is ...
A: If you look at the outside unit ( the condensing unit ) there should be a nomenclature plate that ...
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| a/c temperature | 10/17/2009 |
Q: If my a/c is sitting on 78 and I want to check the air temperature from the ceiling ducts by holding ...
A: Kenneth, It would be most accurate to check it with in a couple of feet directly out of the ...
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| Carrier air handler in attic for heat and air conditioner | 10/17/2009 |
Q: We have air handler for second floor colonial home in the attic which supplies heat and air ...
A: It is not necessary to insulate the line any further than where the line penetrates the equipment ...
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| TRANE vs American Standard | 10/17/2009 |
Q: Can anyone advise on a choice between TRANE and American Standard Systems ? Both are 3 ton units ...
A: American standard and Trane are the same - just make sure the specifications of what you want to ...
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| Duct sizes & supply locations? | 10/17/2009 |
Q: I own an old house. The furnace/blower was located in the hall w/ the return air directly underneath ...
A: With a 5 ton unit it requires approximately 400cfm of return air across the coil.You ducted 3 - 12" ...
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| Honeywell 3000 thermostat | 10/16/2009 |
Q: I installed a new honeywell 3000 thermostat recently. All worked fine with ac this summer but on ...
A: All thermostats have a deadband setting. The dead band is used so your equipment doesn't short cycle ...
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