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MAINTENANCE
4.
Remove cover (4).
5.
Remove breather (5).
6.
Rinse breather (5) in clean diesel fuel or flushing oil, and
remove dirt from inside.
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.
METHOD FOR REPLACING DEF TANK BREATHER ELEMENT
Do not replace the element immediately after engine is stopped.
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WARNING
MAINTENANCE PROCEDURE
4-59
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