Komatsu WA800-3E0, Руководство по эксплуатации и техническому обслуживанию

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MAINTENANCE
SERVICE PROCEDURE
4-79
CHECK ALTERNATOR, STARTING MOTOR 4
When carrying out the EVERY 2000 HOURS SERVICE or EVERY YEAR SERVICE, remove the belt and check
that the alternator rotates smoothly. If it does not rotate smoothly, please ask your Komatsu distributor to carry out
inspection and repair.
CHECK ENGINE VALVE CLEARANCE, ADJUST 4
As special tool is required for removing and adjusting the parts, request your Komatsu distributor for service.
CHECK BRAKE DISC WEAR 4
Check items
q
Brake oil pressure: Start the engine, then check that the brake oil pressure caution pilot lamp and the central
caution lamp (CAUTION) are flashing, but that the warning buzzer is not sounding intermittently.
1. Remove plug (1).
2. Depress the brake pedal to the stroke end.
3. Measure depth a of the spring guide below the end of the
housing with slide calipers (2).
Keep the brake pedal depressed during measurement.
Wear limit (a) = 46.3 mm
[Reference: Value (a) of new machine = 40.7 ± 1.4 mm]
q
If the disc is near the wear limit, carry out inspection at
shorter intervals, regardless of the specified inspection
interval.
q
If the disc wear exceeds the wear limit, please contact your
Komatsu distributor for check and maintenance.