TM 5-5420-280-23&P
0099 00
SECONDARY BOOM CYLINDER REPLACEMENT (Contd)
REMOVAL
CAUTION
Cap or plug all hoses, connections, and openings immediately after
disconnection to prevent contamination. Remove caps or plugs prior
to installation. Failure to do so may result in damage to equipment.
NOTE
Tag hoses for installation.
Have container ready to catch oil.
1.
Disconnect two hoses (8) from elbows (5) on secondary boom cylinder (10).
2.
Support cylinder (10) and remove four snaprings (3), two pins (2), and cylinder (10) from support
brackets (13) and secondary boom brackets (4).
3.
Remove two elbows (5), adapters (6), and O-rings (7) from cylinder (10). Discard O-rings (7).
4.
If damaged, remove two bushings (9) from ends of cylinder (10).
5.
If damaged, remove four screws (11), washers (12), and support bracket (13) from crossmember (1).
INSTALLATION
NOTE
Apply a light coat of grease to bushings, pins, and O-rings at
installation.
The pallet hydraulic system is self-bleeding, and with the exception
of the telescopic tube hydraulic cylinders, there is no requirement
for bleeding air from the system.
1.
If removed, install support bracket (13) on crossmember (1) with four washers (12) and screws (11).
2.
If removed, install two bushings (9) on ends of boom cylinder (10).
3.
Install two new O-rings (7), adapters (6), and elbows (5) on cylinder (10).
4.
Install cylinder (10) on secondary boom brackets (4) and support brackets (13) with two pins (2) and
four snaprings (3).
5.
Connect two hoses (8) to elbows (5) on cylinder (10).
6.
Install bridge halves on bridge pallet. Refer to WP 0018 00.
2
1
3
5
4
6
~
5
7
6
7
9
13
2
8
3
12
11
END OF WORK PACKAGE
0099 00-2