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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Our gas forced air unit's blower turns on randomly at

Customer Question

our gas forced air unit's blower turns on randomly at different times of the day and night for a couple of minutes when the thermostat is turned off. it just started happening a week ago. the unit and thermostat are 13 years old and have been checked out at least 3 times between now and then by a professional. last check up was two years ago. hardly ever use it here in santa barbara. any ideas? thanks!
Submitted: 1 year ago.
Category: HVAC
Expert:  Daniel Plourde replied 1 year ago.

hi i am dan i can help you with this. it may be the thermostat acting up. to check it remove the G wire from the circuit board at the furnace and see if it keeps happening after that