Suction Filter Cleaning - Hitachi ZAXIS 135US-5B Operator's Manual

Suction Filter Cleaning

---each time when hydraulic oil is changed
The suction filter is located on the bottom of the hydraulic oil
tank.
Clean the suction filter when changing hydraulic oil.
1. After removing hydraulic oil from the hydraulic oil tank,
remove cover (1) and rod assembly (2).
2. Clean the inside of the hydraulic oil tank and the suction
filter.
3. Before installing the suction filter, check the dimension
of rod assembly (2) shown in figure right. Securely insert
rod assembly (2) into pipe (3).
4. Before securing cover (1) with bolts, ensure the top edge
of the rod assembly (2) is completely inserted into the
hole of support (4).
5. Bleed air from the hydraulic system.
(Refer to the descriptions for "
hydraulic system")
MAINTENANCE
Bleed air from the
7-40
820 mm (ZX135US-5B)
1152 mm (ZX225US-5B, 225USLC-5B)
20 mm
2
Rod Assembly
1
4
2
3
M157-07-062
M107-07-070