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 TM 10-3930-660-24-2
BOOM HOIST CYLINDERS MAINTENANCE - CONTINUED
0311 00
CLEANING
See Cleaning instructions (WP 0316 00).
INSPECTION
See Inspection instructions (WP 0317 00).
ASSEMBLY
1.
Install needle valve (22).
2.
Press one new bushing (24) in cylinder tube (10) and
rod (8).
23
10
3.
Install two snap ring (23) on each new bushing (24).
24
NOTE
Wipe all sealing surfaces on cylinder clean
and dry. Apply film of clean lubricating oil
to all seals as they are installed.
22
4.
Install new seal (20) and rod wiper (21) inside gland
23
(9). Ensure that new seal (20) lip is positioned the
23
24
same way as it was before disassembly.
5.
Install new back-up ring (19) and new O-rings (11 and
18) on outside diameter of gland (9).
8
6.
Slide gland (9) onto rod (8).
7.
Lubricate piston (15) inner diameter with clean lubri-
409-1465
cating oil. Install new O-ring (16) inside bore of piston
(15).
8.
Install tube (17).
0311 00-4
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