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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I have a g50 lennox furnace central air works fine but no

Customer Question

I have a g50 lennox furnace central air works fine but no heat and when checking it I checked and no 110 to the inverter motor replaced the ingington board and bypassed the thermostat
JA: Did you double-check the thermostat's settings? And what about the filters?
Customer: Yes im thinking the 24 volt transformer
JA: Do you plan on doing the work yourself?
Customer: Yes
JA: Anything else we should know to help you best?
Customer: the furnace is showing normal operation codes
Submitted: 9 days ago.
Category: HVAC
Expert:  Airheatman replied 6 days ago.

We would need a meter to troubleshoot. If you have a meter let me know .If not you can get an inexpensive one at Walmart for about 15 bucks if you would like to troubleshoot and I would be happy to guide you.

If you have a meter lets start with checking power in and out of transformer.

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