Minor exceptions may exist depending on the brand and what the specific unit was designed to do. In either case it is important to find the wiring diagram for the unit.

Contactors For Air Conditioners And Heat Pumps
Ruud heat pump thermostat wiring diagram. Thermostat wiring and wire color chart thermostat wiring colors code. Split system heat pump. Heat pump thermostat wiring chart diagram hvac the following graphics are meant as a guide only. Rheem heat pump thermostat wiring diagram 4 wire ruud air handler. Variety of ruud heat pump thermostat wiring diagram. This connects to the r terminal on your rheem and ruud thermostat.
R the r terminal is the power. It reveals the elements of the circuit as simplified shapes as well as the power as well as signal connections between the gadgets. It is a red wire and comes from the transformer usually located in the air handler for split systems but you may find the transformer in the condensing unit. Honeywell heat pump thermostat wiring diagram rheem furnace. The wiring for most thermostats including everything from a ruud econet thermostat to a rheem rhc tst412mdms thermostat is done in the same manner. Thermostat wiring and wire color chart thermostat wiring colors code.
Color of wire and termination. Always follow manufacturers instructions for both the thermostat and the hvac system. The color of wire r is usually red and c is black. N4h3 f series n4h4 f series r4h3 wch3. No one should but then again you dont have to with a ruud heat pump system at your side. This connects to the y terminal.
Ruud condenser wiring diagram stateofindiana heat pump entrancing. Heat pump thermostat wiring a typical wire color and terminal diagram. A wiring diagram is a streamlined traditional photographic representation of an electrical circuit. July 5 2018 by larry a. The return wire is usually red and labelled r vr r or v vr. The stage one heating and cooling wire is typically yellow and labelled y y1 or m.
C is known as the common terminal. Ruuds reliable and efficient line of heat pump systems fill the need and requirement for every type of home simply connect with one of our certified ruud propartner contractors to learn which system is best for your family today. Danger warning caution and. Rheem heat pump thermostat wiring diagram 8 wire thermostat rheem heat pump wiring ruud air handler wiring diagram carrier heat pump thermostat wiring ruud heat pump wiring diagram. Additional articles on this site concerning thermostats and wiring can help you solve your problem or correctly wire a new thermostat. As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals.
Rheemruud heating and air conditioning parts. Ruud heat pump thermostat wiring diagram collection rheem air handler wiring schematic ruud heat pump diagram 5 wire. These two connections will ensure that there is power to the thermostat that you are operating.