Protech-520 to Goodman aruf364221ba heatpump - http://www.hvacmechanic.com/ Forums
Original message
| downatthegulf
 |  "Protech-520 to Goodman aruf364221ba heatpump"
, posted Sat 9 Feb 20:45  
Changed from a cheap Goodman thermastat to Protech 520, need proper wiring. Thanks
Kent
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