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UEN00661-00
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.
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 hose (4) and (5). (If equipped)
4.
Disconnect the bracket hose Assembly (6). (If
equipped)
20
50 Disassembly and assembly
5.
Disconnect 5 pcs. of swing motor hose (7) –
(11).
(7): Between the swing motor –
q
(8): Between the swing motor –
q
(9): Suction hose (port S)
q
(10), (11): Drain hose (port T)
q
6.
Remove nipple (12) (port T).
7.
Disconnect clamp (13).
8.
Disconnect hose (14).
9.
Remove mounting bolt (15) and disconnect
drain hose (16).
the control valve (port MA)
the control valve (port MB)
PC210, 230, 240-8
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Troubleshooting
