Contents
FOREWORD
1-12
Fuel ............................................................................................................................................................. 4-4
Coolant........................................................................................................................................................ 4-4
Grease ........................................................................................................................................................ 4-4
Carrying out KOWA (Komatsu Oil Wear Analysis) ..................................................................................... 4-5
Storing oil and fuel ...................................................................................................................................... 4-5
Filters .......................................................................................................................................................... 4-6
Biodegradable hydraulic oil and lubricants ................................................................................................. 4-6
............................................................................................................................................................ 4-7
.............................................................................................................................. 4-8
Lubrication chart............................................................................................................................................... 4-8
Proper selection of fuel, coolant and lubricants ............................................................................................... 4-9
Standard tightening torques for bolts and nuts
............................................................................................. 4-13
Periodic replacement of safety critical parts
.................................................................................................. 4-15
............................................................................................................................ 4-17
............................................................................................................................................. 4-19
Initial 250 hours service (only after the first 250 hours) ................................................................................. 4-19
When required................................................................................................................................................ 4-20
Check, clean, or replace air cleaner element............................................................................................ 4-20
Dust pre-extractor "Turbo II": check, clean ............................................................................................... 4-23
Clean inside of cooling system ................................................................................................................. 4-24
Check oil level in transfer case, add oil..................................................................................................... 4-27
Check axle oil level, add oil....................................................................................................................... 4-28
Clean axle case breather .......................................................................................................................... 4-29
Clean air conditioner condenser ............................................................................................................... 4-29
Check window washing fluid level, add fluid ............................................................................................. 4-30
Clean radiator fins and cooler fins ............................................................................................................ 4-30
Clean transfer oil cooler fins ..................................................................................................................... 4-31
Check electrical intake air heater .............................................................................................................. 4-31
Replace bolt on cutting edge .................................................................................................................... 4-31
Replace bucket teeth ................................................................................................................................ 4-32
Check air conditioner ................................................................................................................................ 4-33
Replace slow blow fuse ............................................................................................................................ 4-34
Selection and inspection of tires ............................................................................................................... 4-35
Check before starting ..................................................................................................................................... 4-37
Every 50 hours service................................................................................................................................... 4-38
Lubricate rear axle pivot pin ...................................................................................................................... 4-39
Clean element in air conditioner fresh air filter.......................................................................................... 4-39
Check oil level in hydraulic tank, add oil ................................................................................................... 4-40
Check battery electrolyte level .................................................................................................................. 4-41
Check parking brake ................................................................................................................................. 4-43
Check air conditioner compressor belt tension, adjust ............................................................................. 4-43
Check for loose wheel hub bolts, tighten .................................................................................................. 4-44
Clean element in air conditioner recirculation filter ................................................................................... 4-45
Lubricating ................................................................................................................................................ 4-46
Change oil in engine oil pan, replace engine oil filter cartridge................................................................. 4-47
Replace fuel filter cartridge ....................................................................................................................... 4-48
Clean water separator strainer.................................................................................................................. 4-49
Change oil in transfer case ....................................................................................................................... 4-50
Clean transfer case breather .................................................................................................................... 4-51
Summary of Contents for WA250PT-5H
Page 2: ......
Page 3: ...FOREWORD 11...
Page 16: ...Contents FOREWORD 1 14...
Page 24: ...SAFETY 2 2...
Page 58: ...Precautions with tires SAFETY Precautions when storing tires 2 36...
Page 60: ...OPERATION 3 2...
Page 233: ...TECHNICAL DATA 45...
Page 235: ...TECHNICAL DATA Technical data 5 3...
Page 250: ...Central lubrication system ATTACHMENTS OPTIONS 6 14...
Page 251: ...INDEX 67...
Page 252: ...INDEX 7 2...
Page 255: ...Index 7 5...