Komatsu PC200-8M0, Shop Manual

Page: 1038 / 1254

SEN06144-00
50-300
22
PC200, 200LC, 220, 220LC-8M0
300 Power train
Removal and installation of swing motor and swing machin-
Removal and installation of swing
motor and swing machinery
assembly
1
Removal
k Lower the work equipment to the ground
completely, after the engine is stopped,
loosen the hydraulic tank cap gradually to
reduce the pressure inside, and set the lock
lever in the lock position.
k Disconnect the cable from the negative (–)
terminal of the battery.
a
Attach an identification tag to each piping to
avoid a mistake in the position of installation
later.
1. Remove cover (1).
2. Open engine hood (2) and remove cover (3).
3. Disconnect hoses (4) and (5). (If equipped)
4. Disconnect the bracket hose assembly (6). (If
equipped)
5. Disconnect 5 pcs. of swing motor hose (7) –
(11).
q (7): Between the swing motor –
the control valve (port MA)
q (8): Between the swing motor –
the control valve (port MB)
q (9): Suction hose (port S)
q (10), (11): Drain hose (port T)
6. Remove nipple (12) (port T).
7. Disconnect clamp (13).
8. Disconnect hose (14).
9. Remove mounting bolts (15) and disconnect
drain hose (16).