How do you reset the limit switch on a carrier furnace?

Press and release the raised red button at the center of the flame roll-out switch to reset the furnace. You can press the reset button up to three times before troubleshooting the furnace’s internal components or calling for repair service; allow 30 minutes between each reset.

Where is reset button on Carrier furnace?

To reset the furnace, press and release the raised red button at the center of the flame roll-out switch. 30 minutes between each reset is allowed, and you can press the button up to three times.

How do you fix the ignition lockout on a carrier furnace?

Most modern gas furnaces can be reset by turning off the power, waiting around 20 seconds, then switching the power back on. Other furnace models may exit lockout after 1-2 hours and attempt to power on again. If your furnace has a pilot light, you may need to relight it following the manufacturer’s instructions.

What is Code 34 Carrier furnace?

LED code is display 34 which, per the manual, means IGNITION PROVING FAILURE. When the furnace starts, I see a flame igniting and a fan kicks on. It stays lit for about 20-30 seconds then flames turn off. The fan stays on for another 30 seconds or so then turns off.

What does code 31 mean on a carrier furnace?

high pressure switch
What it means: Code 31 typically indicates a problem with the high pressure switch. This switch senses the amount of air pressure inside the furnace and will flip if the pressure is too high. If the code still remains after restarting the furnace then the high pressure switch may be faulty and requires replacement.

What does code 33 mean on a carrier furnace?

Code 33 on a Carrier furnace means the limit or flame rollout switch is open. I think that’s the error I’m seeing. If either the limit or flame rollout switch are open more than three minutes, the code switches to a code 13. I could reset the furnace and see which error I get before it tells me…

How to fix carrier error code 33 or 13?

Reset the flame rollout switch (es) by pressing the button behind the disc. If switch is still open after pressing the button, then the flame rollout switch is bad. Check condition of filter. Make sure it is not dirty and blocking air flow.

Where is the reset button on a carrier furnace?

There is a switch for resetting that has a yellow button but it is attached to the vent that blows out exhaust. There is a two wire set-up just above the burners but no button on it. I attempted to look at this part and I think I short circuited the wire that attached to it because I’m now getting a short circuit error code.

What does restricted air flow mean on a carrier furnace?

On a Carrier furnace, it means restricted air flow, and I’ll never forget it. It can mean other things, but in this case, it didn’t. There really was a problem with air flow.