Procedure

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F-42

FAN MOTOR AND BLADE REMOVAL AND REPLACEMENT (continued)

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1.Remove the main input supply power to the machine.

2.Using the 5/16” nut driver, remove the case top and sides.

3.The fan blade can be removed using the Allen head wrench.

NOTE: You may need to loosen the machine case back to gain clearance to remove the fan. See Figure F.26.

4.If the fan motor is to be removed, the leads to the motor must be disconnected. This will require cutting the wires or “breaking the splice.”

5.Remove the four mounting nuts and associ- ated flat and lock washers that hold the motor to the mounting bracket. See Figure F.26.

6.Carefully remove the fan motor.

7.To replace the fan motor, mount the motor to its mounting bracket using the four nuts and associated flat and lock washers.

8.Resplice any motor leads cut for removal. Soldering the wires is recommended.

9.Reattach the fan blade, if it was removed earlier, using the Allen head wrench to tighten it to the motor shaft.

10.Install the case top and sides.

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