24. SERVICE PROCEDURE 24.8 EVERY 4000 HOURS SERVICE Maintenance for every 250, 500, 1000 and 2000 hours service should be carried out at the same time. 24.8.1 CHECK WATER PUMP Check that there is oil leakage, water leakage, or clogging of drain hole 1 . If any abnormality is found, contact your Komatsu distributor for disassembly and repair or replacement. 24.8.2 CHECK VIBRATION DAMPER Check decrease of damper 1 fluid, dent or out-of-flat. If there is any abnormality, contact Komatsu distributor for repair. 24.8.3 CHECK FAN PULLEY AND TENSION PULLEY Check the pulley for play and leakage of grease.
If there is any abnormality, please contact your Komatsu distributor for disassem- bly and repair or replacement. 3-66