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  1. Question: Q and a

    by NorthernHeat
    Answers
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    432

    Thermostat wiring codes explained. Rh=24V. Hot...

    Thermostat wiring codes explained.

    Rh=24V. Hot from heat transformer.

    Rc=24V hot from cooling transformer.

    If there is just 1 transformer leave jumper in Rh-Rc

    W=heat relay
  2. Question: Q and a

    by NorthernHeat
    Answers
    1
    Views
    432

    You've come to the right place for do-it-yourself...

    You've come to the right place for do-it-yourself heating and cooling maintenance, repair and troubleshooting. Browse and search the items in this thread, and in the other posts within this area......
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