Komatsu Galeo PC800-8 Shop Manual page 1068

SEN01058-00
8. Remove plate (5), then using tool V3, pull out
boom top pin (6).
a There are shims installed, so check the
number, thickness, and position, and keep
in a safe place.
9. Start engine, then raise boom and remove arm
assembly (7).
4
Arm assembly:
3,950 kg (PC800, PC800LC)
4,450 kg (PC850)
4,860 kg (PC800SE, PC850SE)
18
[*2]
7
CEP00526
50 Disassembly and assembly
Installation
Carry out installation in the reverse order to
q
removal.
[*1]
2
Inside surface of bushing when assembling
pin: Anti-friction compound (LM-P)
2
Grease after assembling pin: Grease (LM-G)
k
When aligning the position of the pin hole,
never insert your fingers in the hole.
[*2]
2
Inside surface of bushing when assembling
pin: Anti-friction compound (LM-P)
2
Grease after assembling pin: Grease (LM-G)
k
When aligning the position of the pin hole,
never insert your fingers in the hole.
a Adjust with shims so that clearance (a) between
boom (8) and the bottom end face of arm (7) is
less than 1 mm.
Shim thickness : 1.0 mm
q
Bleeding air
q
a Bleed the air.
For details, see Testing and adjusting,
"Bleeding air from each part".
Refilling with oil (hydraulic tank)
q
a Add oil through oil filler to the specified
level. Run the engine to circulate the oil
through the system. Then check the oil
level again.
PC800, 850-8