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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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, I have Lennox G43UF gas finance which is not heating.

Customer Question

Customer: hi ***** *****
JA: Thanks. Can you give me any more details about your issue?
Customer: I have Lennox G43UF gas finance which is not heating. In the furnace, the red light is on and Green is slow blink which says as per book, there is a problem with Rollout switch. I checked the rollout switch and it is not resettable. I checked with my meter which is show it is closed
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Submitted: 1 year ago.
Category: HVAC
Customer: replied 1 year ago.
Customer: replied 1 year ago.
are you there
Expert:  airheatman replied 1 year ago.

Try unplugging the 12 pin connector on control board and push all wires into connector to make sure they are seating and then replug back to board.Let me know if that changes anything.

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