TM 55-2210-224-12
4-15. WINDSHIELD WIPER MOTOR, BLADE, AND ARM (cont)
ASSEMBLY (cont)
28.
Install reverser ball (16), reverser ball spring (15), gasket (14), and reverser ball housing (13).
29.
Loosen sleeve bearing nut (31) and adjust sleeve bearing (23) up or down in the valve chamber so that the point
of timer reverser (22) is riding on greatest diameter of reverser ball (16). Tighten sleeve bearing nut and timer nut (20).
Recheck adjustment.
30.
Install timer locknut (19), gasket (18), and air chamber cap assembly (17).
31.
Lubricate felt muffler (43) with lubricating oil. Install felt muffler and exhaust nut (42).
INSTALLATION
32.
Install cutoff valve (7) with tube extension and position wiper motor assembly (12) and install two wooden
spacers (11) (door-mounted windshield wiper motor only), two capscrews (10), lockwashers (9), and nuts (8).
33.
Connect air line fitting (6) to cutoff valve (7). Close cutoff valve.
34.
Install wiper blade (5) and install pin (4) and cotter pin (3). Install wiper arm (2) and tighten setscrew (1).
35.
Open cutout cock inside high-voltage cabinet. Open cutoff valve (7) and check windshield wiper motor for
proper operation.
4-38
