Repair
3A5266D
17
16. Push seal retainer (9
) into pump base (2).
17. Partially install pump cylinder (11
) in pump base
(2).
18. Lubricate o-ring (6‡
) and install it around the
shovel seal retainer (10
) (F
IG
. 23).
19. Press pump cylinder assembly into pump base (2).
20. Lubricate u-cup (4‡
) and install it in the pump cyl-
inder (11).
NOTE:
The lips of the u-cup seal (4‡
) should be
facing in; toward the piston rod (19
).
21. Install nut (14) in pump base (2). Torque to 100 to
105 ft.-lbs (135.6 to 142.4 N•m) (F
IG
. 24).
22. Lubricate o-ring (8‡
). Install o-ring and pump end
nut (15) in pump base (F
IG
. 24). Torque end nut to
45 to 50 ft.-lbs (61.01 to 67.79 N•m).
23. If the air motor does not require maintenance or
repair, install air motor. See Air Motor Installation
instructions, page 27.
F
IG
. 23
F
IG
. 24
6
10
‡
15
8
14
2
‡
