METHOD FOR REPLACING FUEL TANK BREATHER ELEMENT
1.
Remove nut (2) of breather assembly (1) on the top of the
fuel tank.
Use a tool when the nuts are so tight to remove.
2.
Remove cover (3).
3.
Replace breather element (4) with a new one.
4.
Install cover (3) and nut (2).
In order not to damage the threaded portion of nut, tighten
nut
(2) by hand until it is seated. Then tighten it 15 to 30 °
by using a tool.
METHOD FOR CHECKING ALL TIGHTENING POINTS OF ENGINE INTAKE PIPE
CLAMPS
Ask
your Komatsu distributor for checking the tightening of the clamps between the air cleaner - turbocharger -
aftercooler - engine.
METHOD FOR REPLACING HYDRAULIC TANK BREATHER ELEMENT
1.
Remove nut (2) of breather assembly (1) on the top of the
hydraulic tank.
Use a tool when the nuts are so tight to remove.
2.
Remove cover (3).
3.
Replace breather element (4) with a new one.
4.
Install cover (3) and nut (2).
In order not to damage the threaded portion of nut, tighten
nut
(2) by hand until it is seated. Then tighten it 15 to 30 °
by using a tool.
MAINTENANCE PROCEDURE MAINTENANCE
4-58
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