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-   -   2-stage heat 1 stage cool (https://www.askmehelpdesk.com/showthread.php?t=303029)

  • Jan 13, 2009, 11:21 AM
    rmkjr
    2-stage heat 1 stage cool
    What is meant by the term "2-stage heat 1 stage cool"? I am trying to select a programmable thermostat for my Carrier 38EYG048300 Comfort heat pump.
  • Jan 13, 2009, 01:08 PM
    hvac1000
    Heat
    First stage heat pump
    Second stage electric heat or gas/iol
    Cooling
    Just one outside unit is one stage unless it has two compressors which you probablt do not have.

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