Old Blower Motor Wiring Diagram

My furnace is approximately 20 years old and i need to replace the blower motor.

Old blower motor wiring diagram. Br wh to cap br to cap wh to line blk hi or blue med or red low to line. The top picture is for the blower and the bottom is the complete diagram. Technical data sheet wiring. I m attaching the wiring diagram for this furnace and hope it will help you.

On the circuit diagram on the motor says. Collection of emerson motor wiring diagram. And here s the replacement s. The wires from the motor goes into a junction box on the blower housing the main power leads come the junction box above and then goes into the blower housing junction box.

I ll go one step further and say that if you re blower motor works on high and you have the card type ford blower motor resistor no further diagnosis is required. A wiring diagram is a simplified traditional photographic depiction of an electrical circuit. 240 volt psc blower motor fan speeds wire colors speed selection without wiring diagram. Its a dayton 1tdu2 btw.

Most all motors now will have the wiring diagram on the motor label. When a furnace blower motor gives out heat for the entire home will stop working except directly by the furnace itself. Here s the existing motor s wiring diagram. I bought a dayton 1 2hp universal blower fan that om wiring to a plug ill be wiring it for 110v the wiring diagram looks like it says white line in orange goes to nothing and black and blue line in.

Now you will also need a new capacitor std377315 with this motor. Thank for any help. Wiring was hard to figure out so if your old blower motor has a white wire i suggest a different replacement because mars 1 3hp rpm vac. It shows the elements of the circuit as streamlined forms and also the power and also signal links in between the gadgets.

The most common reasons for replacing the blower motor are when the furnace is loud or the blower motor does not run but other more common problems have already been checked. It s available at searspartsdirect. I understand the brown wires will connect to the capacitor and the red black and blue wires controls speed. If you look at the wiring diagram for the ford f150 below you ll see that the high speed setting bypasses the resistor assembly completely.

Properly wiring the blower motor is esssentail to safe operation. Replacing the fan blower motor with a new one can quickly fix the issue and restore heat to your home. However the replacement has six wires and the existing has 5. So does this mean i wire both black and blue to hot and white to white.