Ac Heat Pump Thermostat Wiring Diagram. 3 lamp t8 ballast wiring diagram. Of course these two models are highly efficient too.
When your heat pump thermostat calls for cooling the thermostat switches power on from red to y outdoor contactor red to g indoor blower relay red to o reversing valve solenoid. 5 wire thermostat wiring any hvac device air conditioners heat pumps furnaces etc 5 wire thermostat is basically a 4 wire thermostat with a c or common wire. The color of wire r is usually red and c is black.
The tables below contain the lists of possible breakdowns which may happen with rheem heat pumps of different.
Dirty filters and coils are also known for causing ac compressor issues. The heat pump cooling mode or ac cooling mode can be exercised with this menu option. Whether that is heat or cool is actually dictated by whether or not the ob terminal is energized. Rheem heat pump troubleshooting.