MAINTENANCE
7-53
Replace Hydraulic Tank Oil Filter
--- every 1000 hours
Replace
d
WARNING: Hydraulic oil becomes hot and pressurized
during operation.
Severe burns may result if skin comes in contact
with escaping hydraulic oil immediately after
operation. Wait for the oil to cool before starting any
maintenance work.
Especially when removing the filter, be aware that the
remaining oil in the filter may spill. Use extra care.
1. Park the machine following the same procedures as
described on page 7-7 for preparation of inspection/
maintenance work.
2. Install the articulation lock bar to the front and rear of
the frame by following the procedures described on
page 7-9.
3. Remove washer tank cover (2) and deck plate (3).
4. Press air bleed valve (1), and relieve the air pressure from
the hydraulic oil tank.
5. Clean the vicinity around cover (4).
6. Arrange a container and workshop towels to receive the
spilled oil and element (8).
7. Loosen bolts (5) (6 used) to remove cover (4) and O-ring
(6).
When removing cover (4), slowly remove the cover while
pressing cover (4) downward so that spring (7) does not
fly off.
8. Remove spring (7), valve (8) and element (9).
9. Replace element (9) and O-ring (6) with new ones. Install
new element and O-ring in the hydraulic oil tank.
Before installing element (9), make sure that O-ring (6) is
present.
10. Install cover (4) with bolts (5) (6 used).
Tightening torque: 20 N·m (2.0 kgf·m) (14.7 lbf·ft)
MNDF-07-013
MNDF-07-014
M4FC-07-031
M4FC-07-032
1
23
45
4
5
9
9
6
78
4
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