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BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22541
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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I was given a totaline thermo to replace an analog it may be

Customer Question

I was given a totaline thermo to replace an analog it may be a p374-0300 the box and instructions are missing. I am disabled and can barely hook it up. compared to the analog the wiring makes no sense. Please help it is getting hot in here
Submitted: 1 year ago.
Category: HVAC
Expert:  BillyHvac replied 1 year ago.


what color wires do you have that were hooked on old thermostat?


Customer: replied 1 year ago.
Why is not why why got dammit white orange green red blue yellow
Does the C Stand for Cyan?
Expert:  BillyHvac replied 1 year ago.

White to W

Orange to O

Green to G

Yellow to Y

Blue to C

Red to R

also when ready to set up, here is a manual for you

P374-0300 Manual