Komatsu PC22MR-3 Operation & Maintenance Manual page 25

Hydraulic excavator
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LONG PERIODS OF INACTIVITY.................................................................................................................... 3-108
BEFORE A PERIOD OF INACTIVITY .................................................................................................... 3-108
DURING A PERIOD OF INACTIVITY..................................................................................................... 3-108
AFTER A PERIOD OF INACTIVITY ....................................................................................................... 3-109
PERIODS OF INACTIVITY ..................................................................................................................... 3-109
MACHINE FOR A LONG TIME............................................................................................................... 3-110
TROUBLESHOOTING...................................................................................................................................... 3-111
IF FUEL RUNS OUT COMPLETELY...................................................................................................... 3-111
OCCURRENCES THAT ARE NOT FAILURES...................................................................................... 3-111
REMOVING THE MACHINE................................................................................................................... 3-112
IF THE BATTERY IS DOWN .................................................................................................................. 3-113
Removing and installing the battery............................................................................................... 3-114
Charging the battery ...................................................................................................................... 3-114
Starting with booster cables........................................................................................................... 3-115
OTHER TROUBLES ............................................................................................................................... 3-117
Electrical circuit.............................................................................................................................. 3-117
Frame ............................................................................................................................................ 3-117
Engine............................................................................................................................................ 3-118
MAINTENANCE
GUIDE TO MAINTENANCE ................................................................................................................................. 4-2
MAINTENANCE NOTES ............................................................................................................................ 4-5
OIL, FUEL, COOLANT AND GREASE ....................................................................................................... 4-5
Oil ...................................................................................................................................................... 4-5
Fuel.................................................................................................................................................... 4-6
Coolant .............................................................................................................................................. 4-6
Grease ............................................................................................................................................... 4-7
KOWA (KOMATSU OIL WEAR ANALYSIS)............................................................................................... 4-8
KOWA analysis stages ...................................................................................................................... 4-8
OIL SAMPLING ................................................................................................................................. 4-8
STORING OIL AND FUEL .......................................................................................................................... 4-9
FILTERS ..................................................................................................................................................... 4-9
NOTES ON THE MAINTENANCE OF THE ELECTRICAL SYSTEM......................................................... 4-9
NOTES ON THE MAINTENANCE OF THE HYDRAULIC SYSTEM ........................................................ 4-10
MAINTENANCE NOTES REGARDING LUBRICATION .......................................................................... 4-10
PARTS SUBJECT TO WEAR ............................................................................................................................ 4-11
LIST OF THE PARTS SUBJECT TO WEAR ............................................................................................ 4-11
FUEL, COOLANT AND LUBRICANTS.............................................................................................................. 4-12
KOMATSU OIL ......................................................................................................................................... 4-13
APPROVED SYNTHETIC BIODEGRADABLE LUBRICANTS TYPE HEES............................................ 4-14
WEAM014500
CONTENTS
1-23

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