. MAINTENANCE SERVICE PROCEDURE CHECK STARTING MOTOR distributor for pump for water leakage. If any part is leaking, ask distributor for 4 - 87 The brush repair. If the engine is s tarted frequently , perform i nspectio n every 1000 hours. or have no grease earing, so your Komatsu inspection or CHECK WATER PUMP Check around t wate inspection/repair your Komatsu CHECK FAN PULLEY AND TENSION PULLEY Check for play o f the pulley and l eakage of grease. I f any problem is f ound, contact your Komatsu distributor. CHECK ACCUMULATOR At 4000 hours or 2 years, whichever comes sooner, ask your Komatsu distributor to replace the accumulator parts.