MAINTENANCE
7-50
Replace Air Breather Element
--- every 2000 hours
d
WARNING: Hydraulic oil becomes hot during
operation. Severe burns may result if skin comes
in contact with hot hydraulic oil. Wait for the oil to
cool before starting any maintenance work.
Replacement Procedures
1. Park the machine following the same procedures as
described on page 7-6 for preparation of inspection/
maintenance work.
2. Before replacing the filter element, be sure to relieve
the air pressure from the hydraulic oil tank by
pressing air bleed valve (1).
3. Remove cap (2) and remove nut (3) by rotating it
counterclockwise.
4. Rotate cover (4) counterclockwise and remove it.
Remove element (5).
5. Install new element (5). Tighten cover (4) clockwise.
After cover (4) comes in contact with the inside
element, tighten the cover 1/4 turn further.
6. Install and tighten nut (3). Install cap (2).
m
(3) : 8~10 N·m (0.8~1.0 kgf·m, 6~7.4 lbf·ft)
7. Take care not to allow water or dust to enter the
clearance (air discharge port) between cover (4) and
body (6).
f
NOTE: Replace the element at the recommended regular
intervals to keep the hydraulic oil clean and to extend the
service life of the hydraulic equipment.
115Z7-7-37-1
1
T4A breather valve
2
3
4
5
6
Summary of Contents for ZW 550-6
Page 4: ......
Page 10: ...CONTENTS SPECIFICATIONS 12 1 Specifications 12 1 Intended Use 12 1 INDEX 14 1 ...
Page 12: ...MACHINE NUMBERS 2 Aftertreatment Device SCR TYPE MFG NO DOC TYPE MFG NO 95Z7B SCR4 95Z7B SCR4 ...
Page 54: ...SAFETY LABELS S 42 2 25 7 4 1 26 1 8 9 5 6 11 12 10 24 115Z7B S 42US ...
Page 148: ...OPERATOR S STATION 1 84 MEMO ...
Page 208: ...OPERATOR S STATION 1 144 MEMO ...
Page 210: ...BREAK IN 2 2 MEMO ...
Page 226: ...OPERATING THE ENGINE 3 16 MEMO ...
Page 274: ...OPERATING THE MACHINE 5 28 MEMO ...
Page 354: ...MAINTENANCE 7 70 MEMO ...
Page 418: ...9 4 MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MEMO ...
Page 422: ...10 4 STORAGE MEMO ...
Page 428: ...11 6 TROUBLESHOOTING MEMO ...
Page 430: ...SPECIFICATIONS 12 2 MEMO ...
Page 438: ...INDEX 14 8 ZW550 6 US MEMO ...