Hitachi ZW 180-6 Operator's Manual page 310

7. Clean the mounting surface of the air breather element
and O-ring on rocker lever cover (5). Wipe and dry
cleaned surface with clean cloth.
8. Clean the crankcase air breather cover. Dry the surface
with compressed air after cleaning.
9. Check the crankcase air breather cover for any damage;
replace it if necessary.
10. If gasket (6) is removed, install new gasket on the groove
of rocker lever cover (5).
f
NOTE: Install gasket (6) in the order from A to E shown in
the right illustration. Softly push gasket (6) when installing it.
Gasket (6) will not fit inside the groove if it is pushed hard with
the fingers.
11. Apply engine oil on the O-ring on air breather element
(4). Install air breather element (4) on rocker lever cover
(5).
12. Install crankcase air breather cover (3).
13. Mount bolts (2) on crankcase air breather cover (3) at the
same location as when they were removed.
Tightening torque: 7 N·m
14. Install oil filler cap (1).
MAINTENANCE
O-ring
7-38
MNEC-07-111
6
MNEC-07-112
Oil
4
MNEC-07-113
2
1
MNEC-07-107
5
5
3