. MAINTENANCE SERVICE PROCEDURE CHECK FRONT WHEEL BEARING CHECK REAR WHEEL BEARING WARNING CHECK ALTERNATOR 4 - 85 Please contact yo ur Komats u distributor for ins pection an d adjustmen Hereafter, ask yo ur Komats u distributor for insp ection and adjustment every 4,000 hours. After the engine is stopped, its parts and oil are s till very hot, and may cause burn injury. Accordingly, wait unt il they have coole d down bef ore starting the work When removing t he plug, oil may spur t out . Loosen the plu g slowly t o releas e the remaining pressure, and remove it with care. 1.
Collect the oil not from n ear the drai n plug o f the final d rive case, b ut f rom near t he filler p ort, and th en perform t he oil clinic. 2. I f there is any sign of da mage to t he wheel b earing, ask you r Komatsu distributor for inspectio n and a djustment. Hereafter, pe rform the i nspectio n every 4,0 The bearings ma y have run short of grease.
Ca ll your Komats u distributo r for an ins pection and repairs CHECK, ADJUST ENGINE VALVE CLEARANCE Special tools are needed fo r inspection and ma intenance, so c ontact you r Komatsu CHECK ACCUMULATOR GAS PRESSUR E S SERVICE or EVERY YEAR SERVICE or making periodic Whe n carrying o ut the EV ERY 2 000 HOUR EVERY ERVICE makin replacement of cr itical safet y parts, please ask your Komatsu distributor t o check th e accumulat or gas pressure.