Service and maintenance
186
Hydraulic system
Replacing element in the return filter for
hammer circuit
Replace the element of return filter for the hammer circuit ev-
ery 200 hours (on the basis of hammer working hours).
1 Stop the engine.
2 Remove the filter case (D) by using a wrench.
3 Remove the filter element (C).
4 Inspect 0-ring (A) and back up ring (B) for any damage.
5 Replace damaged items.
6 Install a new filter element.
7 Install the filter case.
Tightening torque for the filter case (D): 4 - 5 kgf.m
S83205
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