Hitachi HYDRAMAX 309379 - Manual (Page 13)

13
309379
Hydraulic Motor
Removal
1.
Relieve pressure; page 4.
2. Fig. 7. Remove four cap screws (33), washers
(128) and cylinder cap (34).
3. Remove o-ring (44) from cylinder sleeve (36).
4. Remove screw (141) and cover (106).
5. Disconnect magnetic sensor (47).
6. Remove cylinder sleeve (36).
7. Remove hydraulic cylinder (37) and o-ring (44).
Installation
1. Install o-ring (44) and hydraulic cylinder (37),
2. Install cylinder sleeve (36).
3. Connect magnetic sensor (47).
4. Install cover (106) with screw (141).
5. Install cylinder sleeve (36) and o-ring (44).
6. Install cylinder cap (34) with four washers (128)
and cap screws (33). Torque capscrews (33) in an
alternating 1, 2, 3, 4 sequence at a torque of
55 +/–5 ft-lb.
Green
Red
Sleeve
Fig. 7
44
44
34
37
33
128 32
141
106
36
47
1 2
3
4
F
1 Install sensors with green
sensor at top of sleeve.
1
2 Work seal (59) into groove.
Install wiper (43) from bottom
of manifold.
2
59
43
Top
60
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