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BillyHvac
BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22627
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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I tried disconnecting contactors but only one side thing i

Customer Question

i tried disconnecting contactors but only one side thing i should completely disconect both voltage and common from contactor coils and relays i also didn't try disconecting smoke alarm and heat switching solenoid i am not at jobsite at the moment so i will try tomorrow also unit has two control boards an ICU board and a smaller control board guess its for blower motor
Submitted: 2 years ago.
Category: HVAC
Expert:  BillyHvac replied 2 years ago.
Hello,
What is the isssue you are having?
what is make/model of unit?
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