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MAINTENANCE
SERVICE PROCEDURE
CHECK DUMP BODY
Check that there are no cracks in the dump body.
1. Clean the dump body to make it easier to check.
2.
Check all parts of the dump body for damage.
If any cracks or abnormal wear are found, carry out repairs.
Contact your Komatsu distributor for details of the repair procedure.
CHECK ELECTRIC INTAKE AIR HEATER
Before the start of the cold season (once a year), contact your Komatsu distributor to have the electrical intake air
heater checked for dirt or disconnections.
CHECK LENGTH OF SUSPENSION CYLINDER
When traveling, if the unevenness of the road surface is transmitted directly to the chassis (the machine bounces
or the cylinders retract and hit the stopper), carry out the following checks.
CHECK LENGTH OF CYLINDER
When checking front suspension (1) and rear suspension (2), carry
out the inspection with the machine unloaded.
1. Remove cover (3).
2.
Measure distance (A) from the shoulder at the head end of the
suspension cylinder rod to the top surface of the flange.
Front suspension dimension (A): 158 to 178 mm (6.2 to 7.0 in)
Rear suspension dimension (A): 106 to 116 mm (4.2 to 4.6 in)
3.
If any abnormality is found when checking the front and rear
suspension, please contact your Komatsu distributor for
inspection.
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