With the blower switch in any position i get 000 on the voltmeter for the purple wire. Wiring was hard to figure out so if your old blower motor has a white wire i suggest a different replacement because mars 13hp rpm vac.
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5 wire blower motor wiring diagram. Wiring diagram 5 wire heatingcooling thermostat figure 4 4 9. How to wire a run capacitor to a motor blowers condensers sometimes when a blower or condenser fan motor goes bad a technician or even a diyer has issues wiring the new motor and capacitormost motors come with clear instructions or a wiring diagram on the side. Mars direct drive furnace blower motors are three speed standard efficiency 13. Disconnect the blower motor plug from the furnace control panel by pinching the clasping tabs on the sides of the plug this will unlock the plug from the receptacle while pulling the plug straight out from the receptacle see figure 4. How to wire a furnace or ac blower motor diy duration. Dayton blower motor wiring diagram download.
Using the wiring diagram for the unit that holds the blower motor it will be possible to identify the fan relay as well as the various speed terminals and terminal locations if the motor is multi speed. If the blower is using a multi speed motor the settings will be labeled as high medium and low. A checklist of electrical icons and also descriptions can be found on the electric sign page. On the passenger side blower motor relay i get 12v to the orange wire. The usual aspects in a wiring diagram are ground power supply wire as well as link result gadgets switches resistors reasoning gateway lights etc. This video shows how to wire a furnace blower motor to an extension cord how to reverse the rotation what information is needed to pick a replacement.
From what i have read the purple wire is what supplies power directly to the motor it does actually connect from the relay to the blower motor. Moreover the heat source for a basic ac system can include heat strips for electric heat or even a hot water coil inside the. How to wire an air conditioner for control 5 wires the diagram below includes the typical control wiring for a conventional central air conditioning systemfurthermore it includes a thermostat a condenser and an air handler with a heat source. However some people still struggle with the wiring part of the motor to the capacitor. Benjamin sahlstrom 731231 views. How to wire a furnace or ac blower motor.
How to connect fan coil easy 5 wire ac fan motor wiring diagram 3 speed duration. Technical data sheet wiring.
