Komatsu HD785-5, Operation & Maintenance Manual

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MAINTENANCE
MAINTENANCE SCHEDULE CHART
EVERY 250 HOURS SERVICE
Check oil level in differential case, add oil 4- 38
Check oil level in final drive case, add oil 4- 38
Lubricating 4- 39
Check level of battery electrolyte 4- 42
Check alternator belt, adjust 4- 45
Check tension of air conditioner compressor belt, adjust 4- 46
Clean breathers 4- 47
Check drive shaft 4- 48
Check frame 4- 48
Check braking capacity of foot brake 4- 49
Check braking capacity of retarder brake 4- 49
Check braking capacity of parking brake 4- 50
Check wear of parking brake pads 4- 50
Check, clean automatic suspension 4- 51
Inspection of engine emergency stop 4- 52
EVERY 500 HOURS SERVICE
Change oil in engine oil pan, replace engine oil filter cartridge 4- 53
Replace fuel filter cartridge 4- 55
Replace transmission filter elemen 4- 56
Check wear of front disc brake pad 4- 57
Clean, check radiator fins 4- 57
Check fan belt for wear and replace 4- 57
EVERY 1000 HOURS SERVICE
Replace corrosion resistor cartridge 4- 58
Change oil in transmission case, clean transmission case strainer 4- 59
Replace steering, hoist oil tank and rear brake cooling oil tank filter element 4- 60
Lubricating 4- 60
Check wear of rear brake discs 4- 62
Check tightening of turbocharger 4- 62
EVERY 2000 HOURS SERVICE
Change oil in steering, hoist oil tank 4- 63
Change oil in rear brake cooling oil tank 4- 64
Change oil in final drive case 4- 65
Change oil in differential case 4- 65
Clean differential case breather 4- 66
Clean emergency relay valve 4- 66
Check alternator, starting motor 4- 66
Check, adjust engine valve clearance 4- 66
Clean, check turbocharger 4- 66
Check play of turbocharger rotor 4- 66
Lubricate dump control linkage (5 points) 4- 67
Clean air dryer filter and deflector (if equipped) 4- 68
Replace plug with strainer from make-up tank of rear brake chamber 4- 68
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