MAINTENANCE
7-57
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 7-8 for preparation of inspection/
maintenance work.
2. Install articulation lock bar to the front and rear of the
frame by following the procedures described on page
7-10.
3. Clean the vicinity around cover plate (1).
4. Arrange a container and workshop towels to receive the
spilled oil and the element. Relieve the air pressure from
the hydraulic oil tank by pressing air bleed valve (8).
5. Loosen bolts (2) (6 used) to remove cover (1) and O-ring
(3).
When removing cover (1), slowly remove the cover while
pressing the cover downward so that spring (4) does not
fly off.
6. Remove spring (4), valve (5) and element (6).
7. Replace element (6) and O-ring (3) with new ones. Install
new element and O-ring in the hydraulic oil tank.
Before installing element (6), make sure that rubber (7) is
present.
8. Install cover (1) with bolts (2) (6 used).
Tightening torque: 50 N·m (5.0 kgf·m)
3
4
5
6
7
2
1
M4GB-07-052
90Z7-7-44-1
Summary of Contents for ZW 310-6
Page 4: ......
Page 10: ...CONTENTS MEMO ...
Page 14: ...INTENDED USE 2 MEMO ...
Page 57: ...SAFETY SIGNS S 43 ZW310 6 SS 3777 2 ...
Page 59: ...SAFETY SIGNS S 45 ZW330 6 92Z7B S 40EU ...
Page 246: ...BREAK IN 2 2 MEMO ...
Page 280: ...DRIVING MACHINE 4 20 MEMO ...
Page 460: ...MAINTENANCE 7 146 MEMO ...
Page 464: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO ...
Page 468: ...STORAGE 10 4 MEMO ...
Page 474: ...TROUBLESHOOTING 11 6 MEMO ...
Page 498: ...INDEX 14 6 MEMO ...
Page 502: ...CONFORMITY MEMO ...
Page 506: ......