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TM 9-4120-389-14
4-25. CONDENSER FAN MOTOR (B2) I
Preliminary procedure: Remove top cover (See para. 4-14).
Figure 4-21. Condenser Motor (B2)
a. Inspection
(1)
Check for missing or damaged name plates. Replace as needed.
(2)
Check motor for rotational freedom by spinning fan.
(3)
Check for evidence of stiffness or binding indicates bearing failure.
Replace motor.
(4)
Grasp motor shaft and move back and forth in direction in line with motor
center line.
(5)
Excessive end play indicates axial failure of bearings, bearing washers
and bearing loading springs.
(6)
Replace defective motor.
4-81
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