Hitachi ZAXIS 30U-5N Operator's Manual page 206

7. Remove the filter cartridges of engine oil filter cartridge
(4) by turning it counterclockwise with the filter wrench.
ZX30U-5N, 35U-5N, 50U-5N
The oil may spill from filter (4) bottom bracket at this
time. Use an empty container to catch the spilled oil.
8. Clean the filter cartridge contact area on the engine.
IMPORTANT:
 When filling new oil, take care not to allow foreign
matter to enter the engine.
 Do not re-use engine oil filter (4). Be sure to use only
genuine engine oil filter (4). Failure to use genuine
parts or replace oil filter (4), may damage the engine.
9. Apply a thin layer of clean oil to new oil filter (4) gasket
(O-ring).
10. Install new filter (4). Turn the filter cartridge clockwise by
hand until the gasket touches the contact area. Be sure
not to damage the gasket when installing filter (4).
11. Tighten engine oil filter (4) 3/4 to 1 turn more using the
filter wrench. Be careful not to overtighten.
Tightening torque: 2 0 to 24 N·m (2.0 to 2.4 kgf·m, 15 to
17 lbf·ft)
MAINTENANCE
1
7-26
4
MADB-07-011
2