Repair
18
3A4096F
19. Remove cover (1), cover o-ring (2) and spring (6).
Dispose o-ring according to all regulations for
proper disposal (F
. 21).
20. Piston Rod O-Ring (36) and Piston Seal (4)
a. Remove piston rod (34) and piston (5). and
spring (6) from air motor cylinder (3) (F
b. Separate piston rod (34) and piston (5) using
two wrenches, working in opposite directions.
Secure one wrench to flats of piston rod and
the second wrench to loosen the nut (37) (F
22).
c. Remove o-ring (4) from piston (5) (F
d. Dispose of piston seal (4) and o-ring (34a) and
nut (37) according to all regulations for proper
disposal.
21. Use a pick to remove o-ring (34a) from piston rod
(34) (F
F
IG
. 21
F
IG
. 22
1
2
3
34
37
5
F
IG
. 23
F
IG
. 24
5
4
34
34a
