Work Equipment; Removal And Installation Of Work Equipment Assembly - Komatsu PC88MR-10 Shop Manual

50 Disassembly and assembly

Work equipment

Work equipment

Removal and installation of work equipment assembly

Place the machine on a level ground and
lower the work equipment to the ground in a
stable posture.
Stop the engine, turn the battery disconnect
switch to OFF position, and remove the key.
(For details, see "Testing and adjusting",
"Handling battery disconnect switch".)
Set the lock lever in LOCK position.
Removal
(PC88MR-L410-520-K-00-A)
1. Remove bracket (1).
2. Disconnect hoses (2) to (8).
a Plug up the disconnected hose.
(2): Attachment hose
(3): Bucket cylinder bottom hose (band color:
blue)
(4): Arm cylinder bottom hose (band color:
green)
(5): Arm cylinder head hose (band color: orange)
(6): Bucket cylinder head hose (band color: red)
(7): Arm crane hose
(8): Drain hose
3. Remove clamp (9), and remove hoses (2
pieces).
a Plug up the disconnected hose.
(10): Boom cylinder head hose (band color: red)
(11): Boom cylinder bottom hose (band color:
yellow)
50-162
(ALL-L000-001-K-50-A)
4. Remove clamps (12) (3 places).
5. Disconnect connector A08 (13).
6. Remove clamp (14a), and disconnect wiring (14).
7. Remove lock plate (15) on the head side, and
pull off pin (16). [*1]
a Check the shim insertion amount and its
position.
(PC88MR-L410-924-K-00-A)
PC88MR-10