Mars condenser fan motor wiring diagram. At time read more. 4 wires is a common question by new techs. Jesse grandbois submitted this tech tip to help make it simple. Hvac condenser fan motor wiring diagramjan 06 i replaced the motor with the mars motor 14hp rpm 1 speed amp outdoor condenser fan motor and it started up and ran for a few hours like it should.
4 wire and 3 wire condenser fan motor wiring. The wiring i did is as follows br to cap brw to cap b to b on relay w to defrost board. Hvac condenser fan motor wiring diagram. My original condenser fan motor has three wires and the replacement the following guide.
Some condenser fan motors wire to a circuit board while others use proprietary plugs for their connectors. Installed a new condenser fan motor mar 10459 the wiring codes are not the same as original motor. This is a quick one on the difference between wiring universal condenser fan motors and why brownwhite is the same wire as white. Finally this guide is intended to be used as a general overview of common condenser unit wiring schematics.
Its very simple you connect the brown wires. How to replace a condenser fan motor with a universal 5 wire to replace the existing three wire with adding a single capacitor to a double capacitor. How to install an aftermarket condenser fan motor tn services llc.