Heating & Air Conditioning [Archive]

Removing power from AC unit (0 replies)
Armstrong SCU13A30-1A Contactor (0 replies)
insulationg duct work (0 replies)
Heat Pump blowing weird when starting (4 replies)
what return duct size be (0 replies)
Furnace keeps blowing after heat shuts off (1 replies)
Central Air / Basement Much Colder ?? (2 replies)
T6069a1073 (0 replies)
Lennox G40UH Gas Furnace. Burners fail to ignite start. (1 replies)
Base board heat (1 replies)
AC/Heat pump problem (1 replies)
Need size of filters for an older Rudd AC unit. Please help! (0 replies)
Burner in basement (1 replies)
thermostat wires (8 replies)
hvac duct size (16 replies)
carrier code 23 (1 replies)
Heating and Cooling Question (1 replies)
Smoke smell when running shower (1 replies)
Central Air (1 replies)
Day & Night 36/100yac-108c (1 replies)
Marco 794031d (1 replies)
Sears 600 furnace speed blower too fast and noisy (0 replies)
50a50-112 control (3 replies)
Condenser icing up on older Lennox central air/heat unit when in heat mode. (2 replies)
fan wont go on automatically, must be manually turned on (0 replies)
Central Trane Unit (1 replies)
Central Air Conditioning / Settings Out of Sinc ?? (5 replies)
Upgrading thermostat to digital. (1 replies)
Efficient Air Conditioner at Affordable Prices (2 replies)
Trane system....thermostat blank.....breaker reset didn't work. (1 replies)
A/C leaking water (1 replies)
Manual setting (3 replies)
We programmed our Hunter 44260 thermostat for the winter when we were out of state. (1 replies)
Where to purchase replacement transformer (2 replies)
Mueller climatrol furnace fan switch W-145-150 (1 replies)
I side and inside unites how can I fix tmade a mistake when I was registering my out (1 replies)
White-rodgers 1f86-244 (2 replies)
White rodgers 1f86 244 troubleshooting (1 replies)
Error 2 (1 replies)
Heat strip 24 volt wiring to thermostat (1 replies)
Carrier furnace lock out (1 replies)
Is there a señor that shut off a carrier weather maker heater (2 replies)
NOMA Programmable Thermostat sad face (1 replies)
I have a coleman electirc forced air furnace (2 replies)
Is there a recall Not To Use this Model (2 replies)
Xv90 gas valve circuit error? (1 replies)
I have a carrier 58mvp furnace that is flashing a yellow and green light alternately (1 replies)
What is the maximum MERV filter rating for a Trane XR90? (1 replies)
Have to manually turn off then on for heat (2 replies)
My LP furnace recently got very loud/ uneven after the gas ignites, blower runs OK (1 replies)
Furnace failure (1 replies)
Model s1-thec11p5s source one thermostat no heat (0 replies)
New question (1 replies)
Honeywell thermostat CT8602 (3 replies)
I need wiring schematic for GH5-150S Lennox hot air furnace (1 replies)
Voltage schematic (0 replies)
What size transformer to use on residential house. (2 replies)
Why is my unit outside is running but I am not getting heat inside (1 replies)
Noma options (settings) (1 replies)
Dunkirk dxl 100 boiler water heats up but not circulating (0 replies)
How to read furnace fault codes on a nordyne (0 replies)
Thermostat not reading proper room temp and heat running all night (1 replies)
Replace an ecm blower motor control (5 replies)
need a replacement for Honeywell magnetic gas valve VA435A5CG5X1 (2 replies)
We have black sludge looking sediment in our hoses coming from furnace, (humidifier)w (1 replies)
Johnson furnace Motor (1 replies)
Furnace runs multiple times (3 replies)
Thermostat Terminals: connecting the old and the new (2 replies)
No go on blower (0 replies)
N2AHD06A06A york electric furnace parts (1 replies)
Honeywell thermostat 97-5110 (1 replies)
I have a reading of LO 8AE on thermastat (1 replies)
Replace Weathertron Thermostate with Honeywell RTH3100C (0 replies)
Heat sequencer for Intertherm FEH-012HA (0 replies)
Floor furnace not turning on (1 replies)
How to convert LP gas back to natural gas? (2 replies)
Limit circuit shows open but switches are closed (0 replies)
Bryant 100-341 (1 replies)
How to remove fan motor from Rudd Model UBHC - 14J11NFD Horizontal 2 ton Air Handler? (0 replies)
Natural gas connection (5 replies)
Is this a Goodman unit model #HCC120N55R (0 replies)
HVAC squirrel cage blower whistle noise. (2 replies)
Heil furnace (2 replies)
How to insulate a summer rental (1 replies)
Ultra sx 80 furnace problems (2 replies)
Heat Pump w/defrost board. 3 wire to 4 wire, Br,Br&W, Blk, W? (0 replies)
My gas furnace blower runs for one minute then shuts off but the burners stay on (0 replies)
Fan blows constantly no heat carrier weather maker 9200IF t (2 replies)
I have a Tempstar Model NDGE100BF01. Does it have a heat sensor and a thermocoupler? (1 replies)
Furnace problem (0 replies)
Confused about blinking codes (1 replies)
Radco Furnace Parts - Fan (1 replies)
I have a GPC1436H41DD package unit and the pigtails for a heat strip don't match (1 replies)
Parts for a homart 125,000 b.t.u. Furnace (1 replies)
Gas furnace- runs distinct cool and warm cycles. (1 replies)
My 75,000 unit . (1 replies)
How do I change the temperature when my aux heat takes over? (1 replies)
Honeywell RTH230B thermostat- filter change (2 replies)
I set my thermostat and when programmed it keeps wanting to go to zone 1 (0 replies)
Williamson temp o matic parts for t114 model 36c87 type 300 (1 replies)
Beach oil furnace model 84550 (2 replies)
Beacon morris 45,000 BTU failure to ignite (0 replies)
How to reset thermostat inthertherm eletric heater (1 replies)
Yellow light on trane tv80 furnace board remains on (0 replies)
Nordyne intertherm light blinking twice with new pressure switch (0 replies)
Intillefire rc300 gas fireplace controller issues (1 replies)
Janitrol M-120 Gas Furnace - Need Wiring Diagram, ETC. (3 replies)
AC keeps blowing air. (1 replies)
Lux 1500 Thermostat wire placement (0 replies)
Ultra sx 80 hit by lighting (1 replies)
2 Wire boiler connected to a honeywell RTH6350 D1000 (2 replies)
Cant ey any heat in my 2003 Honda Accord and both heater hoses are hot (1 replies)
What functions are lost when outdoor sensors are not used with a heatpump/Gas furnace (0 replies)
can a Honeywell RTH8500 replace a Lennox (P)X4147 themostat (0 replies)
Have an Allegiance 12 (2004) will anay compressor fan work or mustbe Alliance? (2 replies)
Bryant model# 582anw030060aaad (1 replies)
A/C damper motor Synchron 38323l-6-106 (3 replies)
R-22 low pressure 120 high 140 when compressor runs low pressure drops to 20 psi (0 replies)
What size filter do I need to use for my furnice carrier weatherMaker 8000ts (1 replies)
Where is the model number (2 replies)
Mears M7-D thermostat (1 replies)
Heater for a Greenhouse/cold frame (2 replies)
Thermostat control of 2 speed MasterCool A/C (0 replies)
Delco-Heat Furnace (0 replies)
Heat Pump Condenser Fan Speed (5 replies)
Schematic for Rheem RRGG 12E42JKR A/C unit (0 replies)
Do I need a 10/3 with ground for Rheem split airconditioner? (1 replies)
Heat pump connecting (0 replies)
I have a goodman gdh80904bxaa heating unit and I don't have power to the control unit (1 replies)
Mini split (0 replies)
High efficiency 5000 central air unit will not turn on (2 replies)
Can a TF5 replace a CFV? (0 replies)
Contactor (1 replies)
Ac amp draw? (3 replies)
Central air (2 replies)
A/C (3 replies)
Mercury to digital thermostat (1 replies)
INDIGLO thermostat (3 replies)
Everything shut down and it shows error 004 what does that mean and how do I fix it (1 replies)
Our air conditioner seems to run a lot in the evening, even though we have not change (2 replies)
If air temp in the sun is 98F and air temp in the shade is 87F how much more efficien (1 replies)
Day & night heaters from 1990/91 (1 replies)
Need blower motor for dv235 35g (1 replies)
What size of blower does a EB20B have (1 replies)
Heat pump used as a normal condenser unit (0 replies)
Inproper flame (2 replies)
What are common methods to increase the lifespan of my HVAC system? (1 replies)
Need the manual for Noma 052-8850-4 Thermostat (1 replies)
Safety recall on SRGH36R security fireplace (1 replies)
How do I maintain an air conditioner? (2 replies)
ITT Wall Thermostat (4 replies)
Fan motor does not work on auto but works pn ON (3 replies)
Contactor replaced (3 replies)
Carrier overheating, Code 33 (8 replies)
My furnace doesn't stay on, no heat (2 replies)
Our Margas 36 direct vent is burning very yellow. (2 replies)
Lennox 80uhg help (1 replies)
Will a Dual 70/7.5 MHF Cap. Cause Outside Fan Motor on Rheem Heatpump to run Slowly (1 replies)
I have a kg7tc d60d-24b that starts up and runs but when it shuts down, it errors out (1 replies)
Is it possible to conceal this duct within the basement ceiling? (2 replies)
York funace blower starting to soon. (8 replies)
My Weil McLain Ultra 105 boiler has been kicking out on code E2 (1 replies)
Armstrong ultra 80 furnace (1 replies)
Goodman horizontal gas furnace intermittently will not come back on (1 replies)
Goodman furnace kicks on but no ignition (2 replies)
New hvac system (15 replies)
Pressure switch (2 replies)
Water Heater (1 replies)
Heater not turning on (3 replies)
Nordyne furnace (2 replies)
Air temp coming from oil furnace (1 replies)
Need help (2 replies)
Trane heater cuts off before reaching temperature (1 replies)
My oil burner will not fire unless I turn the service switch off then back on (1 replies)
Blower blowing fuses Blower on af92mpe125u58 (1 replies)
I am looking for a replace valve Vs8421D 8026 (3 replies)
Furnace kicking on but not blowing out any heat (2 replies)
Thermostat turns on furnace but not the blower motor (1 replies)
Why does my furnace say reversed polarity and nothing has been done to it (2 replies)
Exhaust (3 replies)
Quattro furnace, Only main burner lights (0 replies)
What type of fuse does the maple chase thermostat use? (2 replies)
Can Iconvert a modl KAS130a herter to propane (1 replies)
York XYF8V080AU3LAB GAS Heater no flame (1 replies)
Blower comes on for one second then shuts down in heat mode (1 replies)
Buderus boiler not firing... (1 replies)
Uv lights for ac units (1 replies)
What blower motor belongs on a johnson model HAS130 gas furnace? Motor is missing! (1 replies)
Heat Pump (2 replies)
Pilot ignites but won't lite (25 replies)
Boiler run times (4 replies)
Low voltage fuse blows when heat is turned on (2 replies)
Pink staining of my furnace humidifier pad (1 replies)
Furnace burning up transformers (1 replies)
#60-100394-02 gas valve (3 replies)
Wht heating-A/C brad to buy (3 replies)
Carrier 36000btu underceiling is just blowing air which is not cold (1 replies)
Error Code A893 on G71MPP Series Furance (2 replies)
Have empire model gwt-25-3 pilot goes out after furnace operation (1 replies)
Didgital Non programableThermostat. (1 replies)
AUX Ceiling 36000BTU error code E9 (1 replies)
New Air Conditioning Unit - 100% Humidity and MOLD (2 replies)
Airconditioning (1 replies)
How many watts will my 5 ton central air and a medium freezer and medium refrigerator (1 replies)
Thermostat (1 replies)
New evaporaator coil has chemical smell (20 replies)
Furnace issue. (0 replies)
Blinking 3 dots on honeywell thermostat What does that mean? (1 replies)
Leaking Condensate Pipe (1 replies)
How do you get rid of the musty smell in the heat pump. (2 replies)
If I have had the central heating on constant and the hot water on constant and then (1 replies)
Air con faucets on copper pipes (1 replies)
Gas pipe sizing (4 replies)
Honeywell Chromotherm 4 Thermostate (2 replies)
Fuel pump on my furnaces (1 replies)
Honeywell RTH 230B (1 replies)
Flies are going inside my AC and dying what do I do (2 replies)
Venting a gas furnace (3 replies)
Lennox HS29-024-1p buzzing in the contactor. (2 replies)
Please answer the following (3 replies)
Maple chase thermostat (0 replies)
Possible A/C Leakage ? (2 replies)
Outside Ac not kicking on (3 replies)
Vulcan cx90 heater (1 replies)
Specific heat capacity (2 replies)
How can I set my thermostat to a constant temperature and override program? (2 replies)
A/C unit overhead clicks, but does not engage (3 replies)
CFM on My Heil model NDGG100DF01 SERIAL: L874250516 (1 replies)
What is the part number for the blower for RRMA-A030JK06X (1 replies)
Rrma-a030jk06x does not blow air (0 replies)
How can I diguise white exhaust pipes coming out the front of my semi (2 replies)
In Wall Air Conditioner (3 replies)
No water dripping on inside of central ac unit, air not cold and lights dimming like (2 replies)
In Florida when I replace my A/C do I also have to replace the air handler? (1 replies)
I have air conditioner running but son says even if he keeps his window open at same (6 replies)
Replacing a Honeywell T6069D thermostat (1 replies)
Do I need propane in my tank to run the air conditioning (2 replies)
What is the difference between a 48y and 48yz motor frame (1 replies)
Online manual available in NZ for heatpump model #LJKA18FSAAAII? (0 replies)
I have a very bad smell in winter from central HVAC. The HVAC specialist came and sai (2 replies)
Determine most efficient air conditioning system (6 replies)
How old is my Heil 10, NAC048AKA4, serial number L022101372 (1 replies)
Hvac honeywell 3 zone board cost (2 replies)
I have a very old Maple Chase Thermostat. No manual. Instructions on back of cover (1 replies)
How to clear all codes (3 replies)
Honeywell thermostat problem (3 replies)
Air conditioner not working and problems with landlord (2 replies)
I have a Goodman furnace. No heat this AM. No light on circuit board. Fuse blown. (1 replies)
Cold air in heat ducts (5 replies)
Hi,I am looking for a remote for my luxaire heatpump.model no.LHKA12FS-AAA (0 replies)