Replacing
a Furnace Blower Motor
1. Remove the fan unit,
disassemble, and clean the parts. Get a new motor.

2. Assemble the motor mount. Ensure that the wires
are positioned correctly, and that the ring is centered, straight and
tight.

3. Insert the fan
in the housing. Make sure it goes in the right way.

4.Slide the motor shaft through the fan
bushing and attach the fan mount to the housing.

5.Position
the fan on the shaft such that it does not contact the
housing, and tghten the set screw against the the flat of the shaft.

6.Replace the housing extender plate.

7.Mount
the new capacitor, wire on a line cord, and test for smooth, balanced
operation, and correct direction of rotation.

8.Pre-dress
the wires.

9.Cut the connector from the old motor.

10.Attach
the connector, bug the wires, and final dress them, ensuring a neat
tight package, with flex for vibration.

11.Reinstall the happy fan unit, and test. Hind
Sight - vacuum out the enclosure before mounting the fan unit.
