I have a heat pump am attempting to hook up ritetemp 6022 thermostat the instructions are to hook g to g r to rh y to y w to o blue is not mentioned and these are the wires I have
However when in the heating mode all workd good for heat but if I switch to cool it also works but when it stops cooling there is a constant hum coming from the ac if I hook the wwire(white) to the w the cooling work OK no hum after shutting down but heat will not work until I replace the w ire back on the o terminal