Removal And Installation Of Work Equipment Assembly - Komatsu PC130-8 Shop Manual

SEN04131-00
Removal and installation of work
equipment assembly
Special tools
Sym-
Part No.
bol
792-785-1100 Remover
796-270-1110
• Adapter
V
Puller
790-101-4000
(490 kN {50 ton})
790-101-1102 Pump
Removal
k
Reach out the work equipment to the maxi-
mum and lower the bucket teeth to the
ground.
k
Disconnect the cable from the negative (-)
terminal of the battery.
1. Remove 2 clamps (1) and disconnect hoses
(2) – (5).
a Since the engine will be started, be sure to
stop the hoses with blind plugs.
2. Disconnect attachment hoses (17) and (18).
2
Part name
t 1
t 1
t 1
t 1
3. Disconnect working lamp wiring connector (6).
1
4. Disconnect grease tube (7).
5. Remove 2 lock bolts (8) and plate (9).
6. Sling the cylinder and push out pin (10) to the
opposite side until it comes off the cylinder
head.
a When driving out the pin, do not hit its end
face directly since the threads of the lock
bolt hole may be damaged.
a Check the quantity and locations of the
installed shims.
7. Sling boom cylinder (11) and lower it onto the
block.
a Connect the negative (–) battery cable,
start the engine, and retract the boom cyl-
inder piston.
a Disconnect the cable from the negative (–)
terminal of the battery again.
50 Disassembly and assembly
[*1]
PC130-8