Check All Tightening Points Of Engine Exhaust Pipe Clamps; Check Fan Belt Tension And Replace Fan Belt; Check Nitrogen Gas Charge Pressure In Accumulator (Return Circuit, Oil Cooler Outlet) - Komatsu PC308USLC-3E0 Operation & Maintenance Manual

MAINTENANCE
MAINTENANCE PROCEDURE

CHECK ALL TIGHTENING POINTS OF ENGINE EXHAUST PIPE CLAMPS

Please ask your Komatsu distributor to check the tightening of the clamps between the air cleaner - turbocharger
- aftercooler - engine.

CHECK FAN BELT TENSION AND REPLACE FAN BELT

Special tools are required for inspection and replacement of the fan belt. Contact your Komatsu distributors for
inspection and replacement.
REMARK
An installed auto fan belt tension adjuster, "Auto Tensional Fan Belt", dispenses with the belt deflection adjustment.

CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (return circuit, oil cooler outlet)

A special tool is needed for inspecting and charging with nitrogen gas.
Have your Komatsu distributor inspect and charge the accumulator.
CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (for breaker)
(If equipped)
A special tool is needed for inspecting and charging with nitrogen gas.
Have your Komatsu distributor inspect and charge the accumulator.
4 - 63