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HVAC Guru
HVAC Guru, HVAC TECH
Category: HVAC
Satisfied Customers: 14604
Experience:  15yrs in the HVAC industry with certificates and degrees.
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My thermostat has blank screen while the AC is running. Then

Customer Question

my thermostat has blank screen while the AC is running. Then the AC won't stop running. It's a totaline p374-1000
Submitted: 1 year ago.
Category: HVAC
Expert:  HVAC Guru replied 1 year ago.

Hello, so you have nothing on the screen at all. Can you get at the wiring behind the thermostat for me?

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