38 rheem heat pump thermostat wiring diagram
* Unit: Magic Pak 7MHP10B24A * Thermostat: Ecobee Lite 3 * Old Thermostat: Some Honeywell thing from the 90s * Pictures of wiring: https://imgur.com/a/yyR6N94 #Original Configuration **Wires sticking up from the furnace > connected with wirenuts to the wires that runs to the thermostat** Red > Red Orange > Orange Green > Green Blue > Blue Yellow > Yellow White > Not connected Gray (paper label that says "W2") > White and black combined together **Ol... The thermostat uses 1 wire to control each of your HVAC systems primary functions such as heating cooling fan etc. White wire - W Yellow wire - Y Green wire - G Red wire - R which is bridged to Rc Blue wire - B The switch on the bottom of the Honeywell is switched to heat pump. 2 Stage Heat Pump Thermostat Wiring Rheem. † Legacy Enabled – Unit can be conventionally wired using 24VAC with non-communicating Rheem Prestige air-handlers or furnaces with non-communicating thermostat. need to wire a ...