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 TM 10-3930-660-24-2
BOOM EXTEND CYLINDER MAINTENANCE - CONTINUED
0309 00
ASSEMBLY - CONTINUED
NOTE
Tighten gland so that it is flush with end of
barrel. Do not overtighten gland.
41
12.
Tighten gland (43) on barrel (44).
13.
Install needle valve (41).
44
42
45 43
46
409-1448
14.
Install counterbalance valves (27 and 28).
27
29
15.
Install three new O-rings (38 thru 40) and three new
32
back-up rings (35 thru 37) on counterbalance valve
31
(28).
33
34
16.
Install new back-up rings (29 and 30), two new back-
30
up rings (31) and three new O-rings (32 thru 34) on
counterbalance valve (27).
17.
Install two assembled counterbalance valves (27 and
28) in cylinder tube (44) as noted during disassembly.
40
37
36
39
38
35
28
409-1447
18.
Operate boom, check for proper operation and leaks (TM 10-3930-660-10).
END OF WORK PACKAGE
0309 00-7
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