Method For Checking Idler Oil Level - Komatsu D85EX-18 Operation & Maintenance Manual

MAINTENANCE
1.
Check for looseness of track shoe bolt (1).
2.
If any bolt is loose, retighten it.
METHOD FOR RETIGHTENING TRACK SHOE BOLT
1.
Tighten the track shoe bolts in the order shown in the fig-
ure.
• Tightening torque of track shoe bolt
D85EX: 343±39 Nm {35±4 kgm}
D85PX: 539±49 Nm {55±5 kgm}
2.
Check that the nut and track shoe are in close contact with
the link contact surface.
3.
After checking, retighten by 120±10 °.
METHOD FOR RETIGHTENING MASTER LINK CONNECTING BOLT
1.
Tighten the master link connecting bolts in the order shown
in the figure.
Tightening torque for master link connecting bolt: 343 ±
39 Nm {35 ± 4 kgm}
2.
Check that the link contact surfaces are fitted.
3.
After checking, tighten by 180 ° (Allowable range: 0 ° to
20 °).

METHOD FOR CHECKING IDLER OIL LEVEL

When the oil level is low and new oil must be added, the machine body needs to be inclined, and that is
dangerous.
Ask your Komatsu distributor for addition.
Low oil level in the idler can cause noise and seizure. Stop the machine on a flat place and check for the oil
level according to the following procedure.
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WARNING
MAINTENANCE PROCEDURE
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