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-   -   Wiring from Janitrol H/P TO HW Thermostat (https://www.askmehelpdesk.com/showthread.php?t=329517)

  • Mar 15, 2009, 11:20 AM
    ChevyGun
    Wiring from Janitrol H/P TO HW Thermostat
    Ok I have a janitrol heat pmp that had a Dico thermostat with the wirs from the unit the
    Letters G Y Y1 W2 R E O AND IM PUTTING ON A HONEYWELL RTH3100C THERMOSTAT AND I Don't KNOW WITCH Y TO USE AND WERE THE GO CAN YOU HELP PLEASE.
  • Mar 15, 2009, 02:47 PM
    KC13
    Were the letter designations you listed from the old or new thermostat? If old, were wires connected to both "Y" and "Y1"? If so, you may need a thermostat with capability to control 2-stage cooling.

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