Komatsu PW160-7H Operation & Maintenance Manual page 303

MAINTENANCE
5. Remove 3 bolts (1) and remove strainer assembly (2).
6. Remove strainer (3) and replace.
Tightening torque: 5 - 7Nm
7. Check condition of o-ring (4) replace if worn.
8. Lubricate o-ring with oil and install strainer assembly. Fasten
with 3 bolts.
9. Add the specified amount of engine oil through oil filler port
(F).
Check that the oil level is midway between H and L on the
sight gauge.
For details of the method of bleeding the air, see "CHECK
OIL LEVEL IN HYDRAULIC TANK, ADD OIL (270)".
10. Add the specified amount of engine oil through oil filler port
(F).
Check that the oil level is midway between H and L on the
sight gauge.
For details of the method of bleeding the air, see "CHECK
OIL LEVEL IN HYDRAULIC TANK, ADD OIL (270)".
Procedure for bleeding air
Follow steps 1 & 2 to bleed the air.
1. Bleeding air from pump
1. Loosen air bleeder (1) installed to the drain port, and check
that oil oozes out. (Completion of air bleeding)
2. After completing the air bleeding operation, tighten the air
bleeder.
NOTICE
Be sure to insert seat before inserting plug.
REMARK
If the pump is operated without filling the pump case with
hydraulic oil, abnormal heat will be generated and this may lead
to premature damage of the pump.
PW160-7H VEAM390100
SERVICE PROCEDURE
1 2
4
1
3
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