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-   -   Do I connect both W1 and W2 to the W terminal (https://www.askmehelpdesk.com/showthread.php?t=448611)

  • Feb 18, 2010, 09:04 AM
    tingle24
    Do I connect both W1 and W2 to the W terminal
    My old wires are labeled Y1 R G1 W1 and W2 . I am trying to install the RTH2300 Honeywell thermostat. Do both the W1 and the W2 wires get put on the W terminal together
  • Feb 18, 2010, 11:59 AM
    hvac1000
    NO you need a two stage heat thermostat

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