Inspect the wiring diagram printed on the side of the fan motor and write the fan motors wire compare the fan motors speed chart. The speed wires connected to the blower motor are connected to a fan relay which uses a low voltage signal to activate a high voltage switch.
Magic Pak Blower Motor 1 3 Hp 208 230 Volt 1 120 Rpm 3
3 speed blower motor wiring. Parts hotlinetoll free us. Or search by model revision parts finder. To wire the motor i am using a cord a 660v. Wiring help for squirrel cage fan am 3 century hf arc stabilizer 3. Motor speed color code duration. The blower is running way faster than ever before.
The wiring diagram is worn off of the motor. My furnace use to use medium for ac and med low for heat. Using the fan manufacturers wiring diagrams as a guide locate the wires for the three speed switch and the fans motor. Unsure if the orange common wire that is shown attached to the capacitor is whats supposed to be spliced with the yellow wire coming out of the new motor it is a 3 speed motor d1036 thats replacing the original 4speed motor that was 20 years old or so. This three speed motor is a ge 15 horsepower 760 amp ac motor model 18928. I capped off one of the medium speeds attached high to high low to low and one medium.
How to wire a furnace or ac blower motor duration. Pm 3 some of the air conditioner blower motors are multi speed to fit many applications. 3 speed furnace blower motor wiring diagram wiring diagram is a simplified enjoyable pictorial representation of an electrical circuit. The blower motor capacitor mounts to the outside of the blowers housing. This happened in the winter and i did not notice any difference until i turned on the ac. The hvac guy put in a new 3 speed motor.
0131m00018ps fan motor. Hello my furnace use to have a 4 speed motor and that burned up. What he did was put the medium speed for heat and high speed for. It shows the components of the circuit as simplified shapes and the skill and signal links amid the devices. Word of advice tv 102498 views. Air conditioning parts ac cabinet parts.
I have been researching this and found the 3 speed motor only has blk high blue medium red low speeds. The switch will have a single main input wire known as the line and three additional wires that control speed. The motor will also have three speed wires and one neutral wire. These blower motors are very common and worth holding onto. Constant voltage for the blower motor is maintained via a capacitor supplying voltage across its secondary winding.
Gallery of 3 Speed Blower Motor Wiring
