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Question About Pro-Tech Thermostat 520
Have protect 520 thermostat...replaced transformer...

Have protect 520 thermostat...replaced transformer in ac unit this morning...need to reset thermostat? Tried flipping the breaker for unit at unit and in panel box inside house...had electric to thermostat but won't allow unit to cycle...is there a sequence to reset thermostat?

Asked by mary on 06/28/2014 0  Answer

ManualsOnline posted an answer 9 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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