Figure 4-22. Motor (B3)

TM 5-4120-359-14

Figure 4-22. Motor (B3)

(5) Using socket and ratchet, remove two hex head cap screws, lock washers and flat washers, and carefully

remove the motor from the base and fans.

Inspection

(1) Check motor to see that it rotates freely without excessive lateral end play.

(2) Check motor for visible evidence of overheating.

(3) Check connector plug P6 for loose, damaged, or missing pins.

d. Repair. Direct support maintenance repair of the evaporator fan motor is limited to the replacement of the

electrical connector and the bearings. For further information on electric motor repair, refer to FM 20-31 (Electric Motor

and Generator Repair).

4-64