In fact the wiring of a thermostat is quite simple circuitry the confusion arises principally because. Basic thermostat types.
A wiring diagram is a simplified standard pictorial representation of an electric circuit.
A c thermostat wiring diagram. You may also have up to two black wires as well but these are used for various heating systems in the north or for outdoor purposes so for most of you. Variety of dometic rv thermostat wiring diagram. How to wire a thermostat.
A large majority of homes today have an hvac system containing a furnace oil gas or electric and an a c unit. Understanding and wiring heat pump thermostats with aux em. Blue this is your common or c wire.
One is for cool and the other is for heat hence the abbreviation rh and rc. It shows the components of the circuit as streamlined forms and the power as well as signal links in between the tools. The thermostat wiring on these systems can have very similar wiring properties.
Red now there can be two separate wires for this. Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams. To wire a thermostat you must first be aware of the type of system that you have in your home.
Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and cool while 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. Many technicians have great difficulty understanding how to properly wire a thermostat or how to replace a thermostat with a different thermostat. How to wire an air conditioner for control 5 wires the diagram below includes the typical control wiring for a conventional central air conditioning system furthermore it includes a thermostat a condenser and an air handler with a heat source.
Ac service tech llc 324 066 views. Moreover the heat source for a basic ac system can include heat strips for electric heat or even a hot water coil inside the. Thermostatic wiring principles by bob scaringe ph d p e.