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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Carrier furnace runs good to 3 hours ,shuts down and will

Customer Question

carrier furnace runs good for 2 to 3 hours ,shuts down and will not start up again i turn off main power for 10 minutes and on ,the unit starts operating again this is repeated time and time again what is my problem
Submitted: 1 year ago.
Category: HVAC
Expert:  gotoman for ac replied 1 year ago.

!st thing check filters to see if they are plugged. Next when unit shuts down check the fault LED in blower compartment. There will be a small hole to look thru and you will need to count the flashes. That will tell us the problem . Russ