Check Of Engine Air Intake Piping Clamps For Looseness; Check Alternator Driving Belt Tension And Replacement - Komatsu WA380-6 Operation & Maintenance Manual

SERVICE PROCEDURE

CHECK OF ENGINE AIR INTAKE PIPING CLAMPS FOR LOOSENESS

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

CHECK ALTERNATOR DRIVING BELT TENSION AND REPLACEMENT

Since inspection and replacement of the fan belt requires special tools, contact your Komatsu distributor.
REMARK
The machine is equipped with an auto tensioner, so there is no need to adjust the tension.
If the alternator drive belt is in the following condition, the belt must
be replaced. Please ask your Komatsu distributor to replace the
belt.
When horizontal scratch (1) crosses vertical scratch (2)
When there are tears (3) in part of the belt
In case (4) where there are horizontal scratches only, there is no
need to replace the belt.
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MAINTENANCE