Removal And Installation Of Swing Motor And Swing Machinery Assembly - Komatsu PC200-8M0 Shop Manual

SEN06144-00
Removal and installation of swing
motor and swing machinery
assembly
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)
22
50-300
Removal and installation of swing motor and swing machin-
1
5. Disconnect 5 pcs. of swing motor hose (7) –
(11).
(7): Between the swing motor –
q
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).
300 Power train
PC200, 200LC, 220, 220LC-8M0