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TM 5-2420-222-34
12-1.
FRAME ASSEMBLY FRONT SUPPORT MAINTENANCE (Con’t).
a.
REMOVAL
WARNING
Use extreme caution when handling heavy parts. Lifting device Is required when
parts weigh over 50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two
person lift, and over 150 lb (68 kg) for a three or more person lift. Keep clear of
heavy parts supported only by lifting device. Failure to follow this warning may
cause serious injury or death to personnel.
1.
Position lifting device in place over frame assembly front support (6).
2.
Install sling through and under frame assembly front support (6). Connect ends of sling to lifting device.
3.
Raise lifting device until it supports weight of frame assembly front support (6).
4.
Remove hydraulic oil cooler-to-clutch control valve oil line (see TM 5-2420-222-20).
5.
Remove clutch control valve-to-hydraulic pump inlet oil line (see TM 5-2420-222-20).
6.
Remove hydraulic oil pump-to-pressure control valve oil line (see TM 5-2420-222-20).
NOTE
•
Tag all lines to ensure proper Installation.
•
Use a drain pan to catch fluid when disconnecting lines. Clean up all spills.
7.
Disconnect hydraulic oil drain line (2) from elbow (1).
8.
Remove screw (3), lockwasher (4), clamp (5), and hydraulic oil drain line (2) from frame assembly front support
(6). Discard lockwasher.
9.
Disconnect hose (11) from line (10).
10.
Disconnect hose (12) from line (9).
11.
Disconnect hydraulic pump solenoid wire connector (7) from main wiring harness connector (8).
12-2
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