Repair
22
3A4096F
12. Reposition air motor cylinder in vise to access the
top of air motor cylinder as shown in F
13. Pump Piston Subassembly (33).
Apply a thin layer of grease to piston seal (33).
Install piston seal over piston rod (34).
14. Install star washer (32) and lock nut (31) on piston
rod (34) as shown in F
15. Use a wrench to tighten lock nut (31).
16. Outlet Tube O-ring (13) and Pump Cylinder
O-ring (9)
Apply a thin layer of grease to the outlet tube o-ring
(13) and the pump cylinder o-ring (9) and install
o-rings on the outlet tube (14) and pump cylinder
(12) (F
F
IG
. 35
F
IG
. 36
34
32
31
33
F
IG
. 37
12
9
13
14
19
