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R the r terminal is the power. Thermostat wiring and wire color chart thermostat wiring colors code. Thermostat wire color code guide. Primary heat cell relay. Power from cooling 24 vac transformer. Power from heat 24 vac transformer. Secondary cool call relay. Wire color code description. Lastly if you have a package unit then the. Heat pump thermostat wiring a typical wire color and terminal diagram 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.
Power from cooling 24 vac transformer.
Primary cool call relay. The color of wire r is usually red and c is black. Industry standard for geothermal heat pumps. This thermostat wire color code will help homeowners understand the anatomy of their thermostat. Red or rc wires. Heat pump thermostat wiring a typical wire color and terminal diagram 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.
Lastly if you have a package unit then the. Color codes for 24v thermostat wires are divided into two groups. Industry standard for geothermal heat pumps. Primary cool call relay. Industry standard for geothermal heat pumps. Thermostat wire color code guide. Color of wire and termination. Power from heat 24 vac transformer. R the r terminal is the power. Power 24 vac transformer.
Color of wire and termination. C is known as the common terminal. Thermostat wiring and wire color chart thermostat wiring colors code. Color codes for 24v thermostat wires are divided into two groups. For this reason kill the power at the condenser and the air handler before changing or working on the wiring at the t stat. Heat pump thermostat wiring a typical wire color and terminal diagram 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. Lastly if you have a package unit then the. Red or rc wires. Wire color code description. Power 24 vac transformer.
Industry standard for geothermal heat pumps. Power from heat 24 vac transformer. Secondary cool call relay. The color of wire r is usually red and c is black. Color codes for 24v thermostat wires are divided into two groups. Wire color code description. Primary heat cell relay. R the r terminal is the power. C is known as the common terminal. We give a summary tables of both traditional and current thermostat wire color code keys above the 5 universal base colors for thermostat wires which are in order of frequency of use red white green yellow and black.
Primary heat cell relay. 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. Power from cooling 24 vac transformer. Power 24 vac transformer. Color codes for 24v thermostat wires are divided into two groups. Secondary cool call relay. Lastly if you have a package unit then the. The color of wire r is usually red and c is black. This thermostat wire color code will help homeowners understand the anatomy of their thermostat. Industry standard for geothermal heat pumps.
Secondary cool call relay. Change over relay to cool relay. 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. Color codes for 24v thermostat wires are divided into two groups. For this reason kill the power at the condenser and the air handler before changing or working on the wiring at the t stat. Heat pump thermostat wiring a typical wire color and terminal diagram 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. Power from heat 24 vac transformer. Color of wire and termination. Lastly if you have a package unit then the. We give a summary tables of both traditional and current thermostat wire color code keys above the 5 universal base colors for thermostat wires which are in order of frequency of use red white green yellow and black.
