"Furnace Not Heating " , posted Tue 25 Oct 15:19

My pilot light works, but there is no big flame coming on to give any heat. I changed the batteries in my thermostat, and I know my fan works. I suspect it to be a thermocupler or something. If thi ... read more

chad warner

"Furnace Not Heating " , posted Tue 25 Oct 15:19

My pilot light works, but there is no big flame coming on to give any heat. I changed the batteries in my thermostat, and I know my fan works. I suspect it to be a thermocupler or something. If thi ... read more

chad warner

"Tempstar 90+ condensing furnace (help !) " , posted Tue 25 Oct 15:17:

I have a question for a Hvac Technician. I have had a problem with my furnace heating efficiently. The 1st problem I had was corrected where the burner would only run for 5-7 seconds and after cleanin ... read more

mike14411

"Gaffers and Sattler pilot light problems " , posted Tue 25 Oct 13:38

I live in a rental and the owner is less than willing to fix any problems in the home. The air conditioning and furnace unit is a Gaffers and Sattler model # ACD15-U80. I had the gas lines redone la ... read more

tsjones

"Carrier Weathermaker 8000 - won't light " , posted Tue 25 Oct 13:01

We starting up my furnace, about the time the purge fan increases in speed, I receive the error code "43" (or 34) I have tried cycling the system several times but with no avail. I tried replacing t ... read more

sjarvis1

"Furnace won't work in "Auto" mode " , posted Tue 25 Oct 12:41

My Lennox gas furnace is controlled by a Lux thermostat. I kicked the heat on last night and I can hear the furnace firing, but the blower doesn't come on. If I swith from the "Auto/On" mode to "On" ... read more

baldrick

"Lennox G40UH, Open Roll out switch error code " , posted Tue 25 Oct 12:08

I have a Lennox G40UH-36A-070-02 AC/GAS-HEATING unit in my attic. Heater is not igniting after several attempts. Unit uses a Honeywell VR8205M-2476 switch. Receiving error code that says: Open Roll ... read more

blsimon69

"heating not turning on " , posted Tue 25 Oct 11:26

I have gas (forced air) 2-zone central heating. one zone is working properly. Other zone , I can hear a noise but there is no air coming out of the vents. I replaced the thermostat, but that didn't fi ... read more

neela

"Thermostat on Heat but AC is Turning On " , posted Tue 25 Oct 09:55

Turned on the Heat for the first time this season and the house heated up just fine. I went outside to take out the garbage and suddenly I heard the AC unit kick on !!! I went inside the house and f ... read more

jigpig

"Switching to Two Zone Heating " , posted Tue 25 Oct 09:40

We have a 2,400 sq foot, four bedroom colonial with natural gas forced air central air conditioning and heating . The problem is that it's all on one zone with the thermostat in the living room on th ... read more

Bunbun000001

"Rheem heater cycling " , posted Tue 25 Oct 09:24

I have a 14 year old Rheem natural gas heater, 80 or 85% efficiency (RGDE-10EQAGR). It is the type that uses the hot surface ignitor also as the flame sensor.The unit comes on, ignitor lights, ... read more

tstro

"Heater won' turn on w/out hitting the cover " , posted Tue 25 Oct 09:06

When I first turn on my heater , it turns on and comes up to temperature but when the thermostat tells it to kick back on, it doesn't until I hit the cover on it. This does not happen when using the ... read more

MikeU

"New LuxAire Furnace- Long OFF Cycle in Heat M " , posted Tue 25 Oct 00:48

LuxAire Furnace Model #:G8T11520UHC11B; 93,000BTUsI have a new LuxAire furnace in my home and it takes too long between OFF cycles. When I turn it on, it starts up fine and begins heating. A ... read more

zmanmike

"how to measure heating capacity of a heater " , posted Tue 25 Oct 00:44

PLEASE HELP US! a building inspector said we needed to show our electric baseboard heaters are adequate or else get better heaters. We don't know if there is a place to get the manual for the heate ... read more

deiner

"Can't figure out how to turn on Janitrol " , posted Tue 25 Oct 00:28:

Hi,We have a Janitrol furnace and tried earlier to get it turn on with no luck. We've tried every configuration with the on/off knob and the handle that opens/closes the gas line and we just can' ... read more

lariandbear

"Works when I pinch pressure switch tube... " , posted Mon 24 Oct 23:36:

I figured out tonight that my my Lennox G24M heater works if I pinch the tube going to the pressure switch after the flame ignites. (The tube goes from the combustion air blower to the pressure switc ... read more

jtreed2000

"heat wont come on " , posted Mon 24 Oct 23:30

I have a honeywell ct3500 and iam trying to get the heat to come on,but still no heat. What does the blue wire connect to? Any suggestions appreciated. ... read more

russell

"Hey Xenos " , posted Mon 24 Oct 23:27

What happens when a heat pump with a gas backup goes into defrost?I know about switching it to cooling mode, but what happens in order to stop cold air from going into the conditioned space? ... read more

Rookietech

"Filter " , posted Mon 24 Oct 23:03

Can anyone help me find where the filter goes in a Kelvinator 80+ furnace. It was installed last spring. ... read more

Ceramic Granny

"ICP Packaged gas furnace recall " , posted Mon 24 Oct 22:18

I spotted this posted on a couple of other sites I frequent: For those of you with packaged gas furnace and a/c units with the brand name of Airquest, Arcoaire, Comfortmaker, Heil, Keeprite, K ... read more

Captain Obvious

"gas valve wiring " , posted Mon 24 Oct 22:10

I ahave a carrier furnace (model 58gs100-1) and am trying to change the gas valve. I am having a hard time trying to hook up the wires to the new valve (White-Rodgers Model ef32cw183). Can you please ... read more

daddy0804

"rheem air handler still a mystery????? " , posted Mon 24 Oct 21:52

last week i posted about my rheem air handler....in the heat mode it would cycle once and shut down.. when it reached on temp again the element would come on bright red but the blower would not.. the ... read more

tycarter

"Goodman Heat pump " , posted Mon 24 Oct 21:44

We have a goodman heat pump. It is electric heat, we are in Ohio so its getting in the low 50s. well the first stage kicks on the less then a minute the second stage will kick on. Should the 1st stage ... read more

beardedsbloods

"Air Filter on Rheem Criterion " , posted Mon 24 Oct 20:59

I live in an older home and I need to replace the air filter on the furnace unit. The only problem is... I can't find the old air filter. Can you tell me where it is? The unit is a Rheem Criterion ... read more

CHRISTI1967

"gibson " , posted Mon 24 Oct 20:45

I have a Gibson Gas furnace. It will not come on. The fan comes on when the switch is in the "on" position but not when in the "auto" position. The igniter does not light either. Is that my proble ... read more

daleeu

"Thermostat Wiring? " , posted Mon 24 Oct 20:42

I am replacing an old mercury thermostat with a new Honeywell CT3500. I am trying to wire the new one and cant seem to get the heat to come on. The wiring consists of a blue, white and red though the ... read more

lhl

"fixed it- . Lennox furnace " , posted Mon 24 Oct 20:40

I have a Lennox Pulse Jet furnace that wouldn't start. Called the repair man per recommendation. Turned out the air intake was blocked by Mud daubbers. That's a type of wasp in the midwest. Next summe ... read more

Jim 2500

"bryant 394gaw " , posted Mon 24 Oct 19:40

was wondering i replaced thermostat furnace still doesnt kick on now it has a fustat s12 timed delayed fuse but no one carries that amp anymore can i put a s15 or s10 fuse in it im not sure but looks ... read more

seniorcrzy70

"ignition isnt working " , posted Mon 24 Oct 19:07

i have a heil fuel oil furnace model number nuodo84bfa1ouno84b12a1 and when i try to turn it on the pump runs and i am getting fuel out but the igition isnt working..i have power to it but at the two ... read more

speckfish

"Goodman GMPN080-4 " , posted Mon 24 Oct 19:03

The venter fan on this unit gets a brief burst of electricity (maybe a second or so) and then shuts down immediately.The motor turns freely and would seem to be OK. I see another poster reported the ... read more

bub

"convert heat pump to gas ? " , posted Mon 24 Oct 17:40

I have a Heil 3.5 ton package unit with heat pump thats about maybe 2 years old. Can i convert it to propane heat? If so, about how much money and whats involved? Thanks ... read more

rlivin

"Problem with Day & Night Forced Air Unit " , posted Mon 24 Oct 17:25

I have a Day & Night forced air unit (model no. 125CU-12A). When the thermostat calls for heat the pilot lights the main burner and when it is upto temperature the blower comes on and everything cont ... read more

Paul S

"Electrical Restart Required after 15 Minutes " , posted Mon 24 Oct 16:55:

Hello!My Day & Night unit heats fine for 15 minutes (two cycles), then shuts off inexplicably. Turning down the thermostat, then back up will restart the unit for 15 minutes. Similarly, swit ... read more

stumpound

"Furnace will not ignite " , posted Mon 24 Oct 16:41

If my furnace ignitor is glowing, but I never get the burners to ignite, does anyone have any suggestions as to checking the system for the problem. The system does not even try to ignite, it just sta ... read more

jscheufe

"Circuit Boards " , posted Mon 24 Oct 16:01

I have a Goodman furnace (GMP050-3). This furnace is 3-4 years old and I have had to replace the circuit board 2 times. It seems to cause the same proplem each time it has been replaced, the flame sen ... read more

quailhunterusmc

"Beckett Oil Burner " , posted Mon 24 Oct 15:51

I have a Carrier boiler with a Beckett Oil Burner. I went to start it for the seanson and no go. Went through the checklist of the usual suspects and have it narrowed down to the motor not turning on ... read more

bakn175

"Furnace recommended? " , posted Mon 24 Oct 14:56

Hi,It is 5 degrees C today and this Canadian needs a new furnace before the snow flies! I'm interested in unbiased recommendations. House is about 1500 sq/ft (not incl. bsmt), two storey, 10 w ... read more

Canucklehead

"Setting up Dual-Fuel Heat Pump for maximum ef " , posted Mon 24 Oct 13:34

WOW - this is agreat site. Wish I would have known about this site 3 mos ago when I was researchign and bought a new system for my home. Although I think I would have made the same choice -- it would ... read more

Hamons

"Dual thermostats on single stage system " , posted Mon 24 Oct 12:33

This probably requires an "outside the box" answer:Can I install 2 thermostats on a single stage system if the power is only applied to one at a time?I wish to use an X10 telephone tra ... read more

basswood

"electric Heating unit wont turn on " , posted Mon 24 Oct 10:56

i'm not sure what the make is of the heating unit is, but when i tried to turn on the heat for the first time after the summer, nothing happened. the A/C works fine. It is an electric unit so there ... read more

falcon130