TM 5-4520-253-13
I N S P E C T V E N T I L A T I N G A I R M O T O R ( C O N T)
4.
5.
6.
7.
8.
9.
10.
11.
Check
Check
Check
ventilating air motor (1) for secure mounting in motor mount (2)
motor cushion (3) for placement under motor mount (2) and for
motor mount attaching screws (4) for security.
wear or other damage.
Be sure that fan blades (5) are securely mounted on motor shaft (6)- Fan blades are secured by
2 set screws (7) spaced 90° apart.
Check capacitor (8) for security in mounting bracket (9).
Check capacitor boot (10) for damage and deterioration. Be sure boot covers capacitor
terminals.
Check ground wire (11 ) for loose terminals (12) and for security.
Check for security of wire terminals and butt connector (13).
Loose terminal or butt connector
must be replaced.
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