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5. Remove the cap of oil inlet (F) to relieve the internal
pressure.
6. Set a container to receive spent oil beneath the drain
plug on the bottom side of the Machine body.
7. Remove the drain plug (P) slowly to avoid splashing
oil on yourself, and drain the oil.
8. Check the O-ring mounted in the drain plug (P), and if
a scratch is found, replace it with a new one.
9. After draining oil, refit the drain plug (P), and tighten it.
Tightening torque: 58.8 to 78.4N·m (6 to 8kgf·m)
10. Remove the bolt (4) and cover (5). At this stage, the
cover may jump off because of the spring (6), keep
pressing the cover down, while removing the bolts.
11. Lift up the upper end of rod (7) from above to take out
the spring (6) and strainer (8).
Remove dust stuck to strainer (8) and wash it with
clean diesel fuel or washing oil.
If any damage is found in the strainer (8), replace it
with a new one.
12. For assembling, insert the strainer (8) into the
protruding part (9) of the tank.
13. Set the cover (5), and while pushing it with hands,
mount the cover (5) with bolts (4).
Check the O-ring mounted on the cover, replace it if
it is scratched.
14. Pour the specified amount of oil through oil inlet (F).
Check to ensure that the level is within the range H-L
on the sight gauge.
For details of checking oil level, refer to the
description under "OPERATION 3.1.2 CHECKING
BEFORE STARTING ENGINE, item [4] "
CHECKING
OIL LEVEL AND REFILLING OIL IN HYDRAULIC OIL
TANK ".
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