Analog Thermostat Wiring Diagram. Bridgeport mill wiring diagram on the forward and reverse switch. Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and coolWhile an air conditioner uses the process of refrigeration to only cool the central air conditioner will usually be paired with a gas furnace an electric furnace or some other method of heating.
Lets take a look at the G wire. If you only have 3 terminals it must be a heat only thermostat. The orange thermostat wire links to your heat pump if you have one.
I recently did a Dometic analog to digital thermostat replacement and want to share the install.
The diagram below shows how a basic 4-wire thermostat is connected as indicated by the color code chart above. Dometic Analog Thermostat Wiring Diagram. For example in case a module is powered up and it sends out the signal of half the voltage and the technician will not know this he would think he provides an issue as he would expect. The orange thermostat wire links to your heat pump if you have one.