TM 5-3810-305-23
FIELD MAINTENANCE
UPPER HYDRAULICS LINE MAINTENANCE
INITIAL SETUP:
Tools and Special Tools
Materials/Parts (cont.)
Tool Kit, General Mechanic's (WP 0171, Table 1,
Rag, Wiping (WP 0170, Table 1, Item 52) Qty: 1
Item 17)
Tag, Marker (WP 0170, Table 1, Item 68) Qty: 1
Suitable Lifting Device, 5,000-lb (2,268 kgs)
Minimum Capacity
Personnel Required
(Two)
Materials/Parts
Cap Set, Protective Dust and Moisture Seal
References
(WP 0170, Table 1, Item 7) Qty: 1
Nut, Self-Locking (WP 0172, Table 1, Item 139)
Qty: 8
O-Ring (WP 0172, Table 1, Item 43) Qty: 4
Equipment Condition
O-Ring (WP 0172, Table 1, Item 120) Qty: 2
Vehicle parked on level ground (TM
O-Ring (WP 0172, Table 1, Item 146) Qty: 4
5-3810-305-10)
REMOVAL
1.
Start engine. Raise boom to a height suitable to provide access to inside of upperstructure frame.
Shut engine OFF.
WARNING
Weight of boom is approximately 3,100 lb (1,406 kg). Use adequate lifting equipment to lift
and support boom. DO NOT lift over personnel or let personnel walk underneath suspended
load. Failure to follow this warning may cause injury or death to personnel.
2.
Use a lifting device to support boom.
WARNING
Never disconnect hydraulic lines or fittings before venting pressure. Turn dipstick cap 1/4 turn
to safety notch to relieve pressure. Failure to follow this warning may cause death or injury
to personnel.
3.
Turn dipstick cap 1/4 turn to safety notch to relieve pressure.
4.
Relieve all line pressure by operating control levers for boom hoist extend and winch in
Operator's compartment.
0140-1
03/15/2011Rel(1.8)root(maintwp)wpno(M00157)
