View Full Version : Heating & Air Conditioning
- Fan on Thermostat won't stay on, only works in Auto (1 replies)
- Very high heat bill (18 replies)
- Tempstar Not blowing very warm air (4 replies)
- Lighting the pilot light on a bryant 75-347 unit heater (3 replies)
- Replacing 40 year old 220v thermostat for baseboard heat - need wiring clarification (2 replies)
- Are we psychics? (11 replies)
- Which aquastat to use (1 replies)
- Gas fired utica boiler (2 replies)
- No heat in one zone , gas furnace (4 replies)
- My Brand New Gas Boiler Won't Start?(after I moved thermo) (5 replies)
- Concord 90+ Furnace Not Stay Lit (3 replies)
- No power to the therostat (1 replies)
- Thermostat wire gauge (3 replies)
- Blower fan not working in auto position (1 replies)
- Hot water in kitchen but not in shower (4 replies)
- Furnace not producing heat (4 replies)
- Converting from propane to electric heat (5 replies)
- Heat & Air Condition (1 replies)
- Thermostat wire conversions (1 replies)
- Cold air vent blowing all the time (1 replies)
- Popping sounds (1 replies)
- Heat and Air (1 replies)
- Gas furnace blows cold air burners lit (1 replies)
- Furnace prob (4 replies)
- Furnace burner ignites, but no fan operation (10 replies)
- Burning plastic smell (3 replies)
- Furnace pilot light detection (1 replies)
- No heat, blower doesn't stop, can't see rollout switch, Payne 399AAV (6 replies)
- Modular home furnace constantly on and off (1 replies)
- Ruud Thermostat with honeywell RTH7500 (4 replies)
- Goodman Furnace does not produce heat (3 replies)
- Heater will not start a second time (4 replies)
- Furnace does not reach set temp (1 replies)
- Dripping furnace (1 replies)
- Heater flame (1 replies)
- Troubleshooting luxaire heating and air (12 replies)
- Change out old thermostat with a Robert Shaw RS5110 (1 replies)
- Baseboard heater (1 replies)
- Byrant Plus 90 furnace will not relight (6 replies)
- Cost of compressors (1 replies)
- Furnace shut off without getting to set point (3 replies)
- Installed RTH111/221 to Boiler, Heat/Gas Won't Stop (11 replies)
- Burners on furnace won't stay on then try refiring (1 replies)
- Age of unit? (1 replies)
- Trouble with a Baxi Luna HT 330 (1 replies)
- New heat pump noise (2 replies)
- Heater blowing hot 2nd floor, cold 1st (11 replies)
- Where do I locate information on my central heater? (16 replies)
- Furnace pilot is on, but burners do not ignite (1 replies)
- Intertherm headache (1 replies)
- Water heater burner (2 replies)
- Goodman GMT070-4B (1 replies)
- New Thermostat not functioning (7 replies)
- My radiators are not heating properly (1 replies)
- Igniter keeps going out (4 replies)
- Quieting a sidewall vent (1 replies)
- Nordyne Elec. Furnace not coming on (5 replies)
- Induction motor comes on, burners don't fire, motor keeps running and running (1 replies)
- Cold air grill return - louver direction (1 replies)
- Vibrating freon line (1 replies)
- T-stats, dual sensor (2 replies)
- Ignition proving failure (12 replies)
- 7 Degree difference in rooms upstairs. (8 replies)
- Bryant 395C furnace does not kick on (2 replies)
- Goodman- solid red indicator light (1 replies)
- Faint natural gas odor near furnace in attic. (3 replies)
- House is freezing even in Summer (2 replies)
- Reversing valves (3 replies)
- Heat Pump (1 replies)
- Heat Pump (2 replies)
- Hunter digital thermostat 44860 fan keeps running (1 replies)
- Goodman gmp 075=3 rev b dead (13 replies)
- Carrier 58RAV Limit or Flame Roll Out Switch (9 replies)
- Braeburn thermostat no power (12 replies)
- What does the colors green,white and yellow mean (8 replies)
- NO Heat (2 replies)
- Remote Reset Button (1 replies)
- Heat Pump Problems (2 replies)
- Testing control board on heil furnace (5 replies)
- Pilot light won't stay lit (4 replies)
- Coleman furnace (2 replies)
- Heat on/off/on too quickly - thermostat ? (8 replies)
- Heater blowing cold air (1 replies)
- Forced air gas furnace (1 replies)
- Need color wiring for a Honeywell 230B (1 replies)
- Themostat problems (1 replies)
- Payne Gas Pack issue (1 replies)
- Trane 1200XL heat pump (4 replies)
- Fraser Johnston Blower motoer does not work (2 replies)
- Air lock on heating system (1 replies)
- Changing a suface ignitor in Carrier 58MVP (or MVB) furnace (3 replies)
- Adding a second zone to Rheem fhw heat (1 replies)
- Trane XV80 and Honeywell RTH7500D (1 replies)
- Maple/Chase programmable Thermostadt (1 replies)
- Blower wheel gets too hot (4 replies)
- Carrier Condensing Gas furnace Code 21 (2 replies)
- Carrier Condensing Gas furnace Code 23 (2 replies)
- Testing my gas valve. (8 replies)
- Suggest Thermostat for Hot Water Boiler system (3 replies)
- When can steam baseboard be used? (1 replies)
- Check a concord furnace smart valve? (1 replies)
- Performance Programmable thermostat blinking 'trouble' (1 replies)
- Coleman evcon furnace (4 replies)
- Tempstar furnace (1 replies)
- Rheem gas furnace (5 replies)
- Furnace won't stay ignited (3 replies)
- No heat (1 replies)
- Eheat stays on (1 replies)
- Lincoln 20KW Electric Furnace (5 replies)
- Blower capacitor problems (4 replies)
- York RTU 9 flash (1 replies)
- Replacing T874C1018 (Honeywell multi-stage ) with RTH221 (programmable thermostat) (6 replies)
- Turning off the fan on my thermostat (8 replies)
- Goodman 95% ge variable speed motor starting problems (1 replies)
- York System won't Stop Running (1 replies)
- Furnace isn't blowing warm air! (1 replies)
- How to bleed a water heat system (2 replies)
- Heil 10 Freeze up (3 replies)
- Troubleshooting empire floor furnace (1 replies)
- Water heater system (3 replies)
- Steam boiler cycle too fast? (3 replies)
- Burner motor won't stay on (1 replies)
- Intertherm wiring diagrapham (1 replies)
- Clicking noise when furnace is on (8 replies)
- GE Gas Furnace (2 replies)
- Heating furnace (1 replies)
- Fan do not turn on for Gas Heat (1 replies)
- Room temp (1 replies)
- Balancing a squirrel cage (2 replies)
- 3 wire hot water heat theromostat to 2 wire programmable (1 replies)
- Burner keeps kicking on and off (12 replies)
- Quatro True Blue 90% Furnace (1 replies)
- Replacing a Lennox Thermostat with a Lux Thermostat (3 replies)
- Is my cuircut board bad? (6 replies)
- Furnace won't kick on (1 replies)
- Heater not turning on until system is turned off/on (18 replies)
- Pressure switch stuck open (2 replies)
- Apartment furnace blowing warm air on fan only (1 replies)
- Thermostat: Install an extra external fan control on are and G? (1 replies)
- Old Trane furnace fan not working (3 replies)
- Wiring problems (1 replies)
- Heat thermostat set to 75, heater shuts off at 70 (2 replies)
- Rheem forced air/heat, not heating. (1 replies)
- Maple Chase Item #9600 (1 replies)
- Furnace lacks sufficient blowing power (9 replies)
- Installing 220 Electric Heater (1 replies)
- Gas boiler sometimes won't stop heating (1 replies)
- 120vac to 24 vac HVAC step down solution (78 replies)
- Janitrol gas heater (2 replies)
- Buck woodburning stove thermostat burned up (2 replies)
- Everything Dead on split system A/C (7 replies)
- Armstrong Ultra SX 80 furnace won't stay on (16 replies)
- Need to find wiring diagram for the trane thermostat xr400 series any possible photos (1 replies)
- Heil furnace burner igintes then goes out (3 replies)
- Carrier 9200 code 41 (2 replies)
- Rplaceing carier furnace motor (1 replies)
- Cleaning the ignitor (1 replies)
- Hook Up of White Rodgers 1F80-261 Thermostat (3 replies)
- How to wire a Honeywell th8320u1008 thermostat (1 replies)
- Janitrol Furnace (5 replies)
- Comfortmaker GUA Furnace forced draft fan runs constantly (6 replies)
- The Power Venter (aka Heat Inducer and Draft Inducer) will not start on Goodman. (8 replies)
- Dual Thermostat system doesn't heat downstairs (1 replies)
- Intertherm furnace diagnostics code (1 replies)
- White rodgers 50a50-241 7 flash error code>>> (21 replies)
- Intertherm Funace diagnostics code (1 replies)
- My furnace blow hot air and after a while it blows it out cold. (1 replies)
- Concord gas furnace (1 replies)
- Constantly running heating unit (3 replies)
- Freon smell in living room (3 replies)
- Short in HVAC System Trane (34 replies)
- Honeywell CT87k (4 replies)
- Relays to stop humidification HVAC (4 replies)
- Is something wrong: A/C fan runs when furnace is heating? (2 replies)
- Variable speed on York Air Handler (1 replies)
- Comfortmaker Furnace (1 replies)
- Trane XR 90 Furnace (3 replies)
- 28volt relays (9 replies)
- Concord furnace blowing cold air (LED blinking 4 times) (2 replies)
- Air Ducts in old Ranch House (1 replies)
- One zone causes Furnace to run beyond 180 degree cutoff (14 replies)
- Frigidair package unit not heating up, blower always on (41 replies)
- Furnace start up is loud - swooshing sound and motor is loud while on (2 replies)
- A/C Smell After Running Heat (1 replies)
- I have a Tempstar Heater.The fan blows.no heat. (2 replies)
- Lennox Complete Heat pressure Switch (1 replies)
- Zone heating. One zone won't turn furnace on. (3 replies)
- Heating unit won't come on every time we turn it on. (4 replies)
- Furnace problems - no flame but all else seems fine (3 replies)
- Furnace condensate trap (1 replies)
- Fireplace will not light with pilot light on and gas on (1 replies)
- Low bat message on thermostat (1 replies)
- Partially Covering Return Vent (2 replies)
- Wrong furnace location (1 replies)
- Furnace condensate trap (3 replies)
- Wiring a Robertshaw 3210 Thermostat (1 replies)
- Furnace Ignitor and Flame Sensor for Trane (8 replies)
- Trane X13 AC need cover? (1 replies)
- Bryant Heating Unit not blowing hot air/not shut off (1 replies)
- Gas usage (1 replies)
- Miller cmf2 80 po conv (3 replies)
- Coleman Presidential 2, electric seems to overheat (3 replies)
- Goodman gmnt-100 won't light (5 replies)
- Day and night furnace (1 replies)
- Programmable thermostats (8 replies)
- Banging radiator pipes (1 replies)
- How to start my Kero Heat CV 2200 Kerosene Heater (2 replies)
- Are Honeywell programmable thermostats compatible with Goodman A/C? (10 replies)
- Furnace shuts off gas (1 replies)
- Electrical hookup (3 replies)
- Why my blower won't run at full speed (1 replies)
- Condensation line from central air (1 replies)
- Rusting Piping (1 replies)
- Old floor furance pilot/valve opperations (1 replies)
- Heat not blowing out hot air but air (1 replies)
- Rheem: Blower motor not shutting off after heating/cooling cycle. (3 replies)
- Funny smell when furnace runs (3 replies)
- Heating system (2 replies)
- RUUD 90 Achiever blower on no heat (2 replies)
- No heat coing out of vent (1 replies)
- Noma thermostat & a heat pump (5 replies)
- "T" sat wiring for york gas furnace control board. (3 replies)
- Thermostat for a heat pump (3 replies)
- Floor furnace (1 replies)
- Bryant Plus 90 code 33 problems (16 replies)
- Carrier weathermakrer 8000 gas furnace (1 replies)
- Furnace fan continuis run (1 replies)
- Bryant 373LAV heater blows cold air.sort of (2 replies)
- Furnace motor kicks on off on after heating up (1 replies)
- I need info. Regarding HVAC systems! (2 replies)
- Central Heating and Airconditioning (2 replies)
- Replaced my thermostat and AC works but not gas heat (15 replies)
- Furnace Limit Switch (6 replies)
- York furnace dimond 80 contrl board (1 replies)
- Trane XL80 Air Filter (1 replies)
- Installing used Burnham oil furnace (2 replies)
- Furnace condensation noise (1 replies)
- New lp Payne furnace burner rumbles (7 replies)
- Thermo couple (11 replies)
- Heating my house (1 replies)
- Furance hot an not blowing off heat (1 replies)
- Struggling with wiring (7 replies)
- Lost heat (2 replies)
- Furnace won't light after conversion to Propane (1 replies)
- Amana lr1620 wiring (4 replies)
- Setting low-temperature cut-out and balance point on Coleman Heat Pump (5 replies)
- Wiring new 712-008 pilotless ignition to old Rheem rooftop unit (1 replies)
- Carrier model 58zav with code 23 (4 replies)
- Carrier Infinity Worth an extra $1000? (4 replies)
- Bryant Furnace 394GAD024050 (1 replies)