TM 5-4310-368-14
6-38.
A25 4TH STAGE CYLINDER (Figure 6-51)
a.
b.
Unscrew four hex nuts (30) from cylinder (29) and remove washers (31).
c.
Remove cylinder (29) with O-ring (19) from upper crankcase,
d.
Remove O-ring (19) from cylinder (29).
e.
Unscrew four studs (35) from upper crankcase.
6-39.
A04 1ST STAGE PISTON (Figure 6-51)
a.
b.
Remove two internal retaining rings (2) from wrist pin bore.
c.
Push out wrist pin (8).
d.
Remove piston (1) from connecting rod.
6-40.
A10 2ND STAGE PISTON (Figure 6-51)
a.
b.
Remove two internal retaining rings (12) from wrist pin bore.
c.
Push out wrist pin (10).
d.
Remove piston (9) from connecting rod.
6-41.
A16 3RD STAGE PISTON (Figure 6-51)
a.
b.
Remove two internal retaining rings (33) from wrist pin bore.
c.
Push out wrist pin (34).
d.
Remove piston (32) from connecting rod.
6-42.
A26 4TH STAGE GUIDE PISTON (Figure 6-51)
a.
b.
Remove two internal retaining rings (23) and (25) from wrist pin bore.
c.
Push out wrist pin (24).
d.
Remove guide piston (22) from connecting rod.
6-51