Komatsu WA20-2 Wheel Loader Manuals

Manuals and User Guides for Komatsu WA20-2 Wheel Loader. We have 1 Komatsu WA20-2 Wheel Loader manual available for free PDF download: Operation & Maintenance Manual

Komatsu WA20-2 Operation & Maintenance Manual

Komatsu WA20-2 Operation & Maintenance Manual (195 pages)

Wheel Loader

Brand: Komatsu | Category: Tractor | Size: 4 MB

Table of Contents

Table of Contents

7
- 1 Foreword
  
  2
- 2 Safety Information
  
  3
- 3 Introduction
  
  4
- 4 Location of Plates, Table to Enter Serial No. and Distributor
  
  5
  - Table of Contents
    7
- Safety
  
  10
- 6 General Precautions
  
  11
- 7 Precautions During Operation
  
  16
  - Before Starting Engine
    16
  - Operating Machine
    18
  - Transportation
    23
  - Battery
    24
  - Towing
    25
- 8 Precautions for Maintenance
  
  26
  - Before Carrying out Maintenance
    26
  - During Maintenance
    30
  - Tires
    34
- 9 Position for Attaching Safety Labels
  
  36
- Operation
  
  40
- 10 General View
  
  41
  - General View of Machine
    41
  - General View of Controls and Gauges
    42
- 11 Explanation of Components
  
  43
  - Meter, Lamps
    43
  - Switches
    47
  - Control Levers, Pedals
    49
  - Cap with Lock
    53
  - Safety Bar
    53
  - Tilt Hood
    54
  - Towing Pin
    54
  - Fuse
    54
  - Fusible Link
    55
  - Manual Pocket
    56
  - Connectors
    56
- 12 Operation
  
  57
  - Check before Starting Engine
    57
  - Starting Engine
    68
  - Operations and Checks after Starting Engine
    71
  - Moving Machine off
    73
  - Changing Direction
    75
  - Turning
    75
  - Stopping Machine
    76
  - Operation of Work Equipment
    77
  - Work Possible Using Wheel Loader
    78
  - Precautions for Operation
    82
  - Adjusting Work Equipment Posture
    84
  - Parking Machine
    85
  - Checks after Completion of Operation
    86
  - Stopping Engine
    87
  - Check after Stopping Engine
    87
  - Locking
    87
  - Handling the Tires
    88
- 13 Transportation
  
  91
  - Loading, Unloading Work
    91
  - Precautions for Loading
    92
  - Lifting Machine
    92
  - Precautions for Transportation
    95
  - Removing and Installation of Canopy
    95
- 14 Cold Weather Operation
  
  97
- 15 Long-Term Storage
  
  100
  - Before Storage
    100
  - During Storage
    100
  - After Storage
    100
- 16 Troubleshooting
  
  101
  - When Machine Runs out of Fuel
    101
  - Towing the Machine
    102
  - If Battery Is Discharged
    105
  - Other Trouble
    109
- Maintenance
  
  114
- 17 Guides to Maintenance
  
  115
- 18 Outlines of Service
  
  118
  - Outline of Oil, Fuel, Coolant
    118
  - Outline of Electric System
    121
- 19 Wear Parts List
  
  122
- 20 Use of Fuel, Coolant and Lubricants According to Ambient Temperature
  
  123
- 21 Standard Tightening Torques for Bolts and Nuts
  
  127
  - Introduction of Necessary Tools
    127
  - Torque List
    129
- 22 Periodic Replacement of Safety Critical Parts
  
  130
23. Maintenance Schedule Chart

137
- 23 Maintenance Schedule Chart
  
  137
  - Maintenance Schedule Chart
    139
  - Service Item Page
    139
- 24 Service Procedure
  
  140
  - Initial 250 Hours Service
    140
  - INITIAL 250 HOURS SERVICE (Only after the First 250 Hours)
    140
  - Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
    140
  - Replace Hydraulic Tank Filter Element and HST Filter Element
    140
  - Check Engine Valve Clearance, Adjust
    140
  - When Required
    141
  - Replace Air Cleaner Element
    141
  - Clean Inside of Cooling System
    142
  - Drain Water and Sediment from Fuel Tank
    146
  - Drain Water from Water Separator (WA30, 40, 50)
    146
  - Check Transfer Case Oil Level, Add Oil
    147
  - Check Axle Oil Level, Add Oil
    148
  - Clean Transfer Case Breather
    149
  - Clean Radiator Fin
    150
  - Replace Bolt-On Cutting Edge (Option for WA20)
    151
  - Adjust Parking Brake
    152
  - Adjust Parking Brake Release Lever
    153
  - Adjust Brake Pedal Stroke
    154
    
    Check before Starting
    155
    
    Check Bulb of Pilot Lamp
    155
    
    Check Coolant Level, Add Water
    155
  - Check Fuel Level, Add Fuel
    156
  - Check Oil Level in Engine Oil Pan, Add Oil
    157
  - Check Parking Brake Alarm Buzzer
    158
  - Check Effect of Parking Brake and the Pedal Stroke
    158
  - Check Travel of Parking Brake Release Lever
    158
  - Check Effect of Brake and the Pedal Stroke
    158
  - Check Steering Wheel Play and Operation of Steering
    158
  - Check Electric Wiring
    159
  - Check Sound of Horn
    159
  - Check Flashing of Lamps, Check for Dirt or Damage
    160
  - Check Engine Exhaust Color and Sound
    160
  - Check Operation of Gauges
    160
  - Check Direction of Rear View Mirror, Check for Dirt or Damage
    160
    
    Every 50 Hours Service
    161
    
    Check Tire Inflation Pressure
    161
    
    Clean Air Cleaner Dust Cup
    161
    
    Every 250 Hours Service
    162
    
    Lubricating
    162
    
    Bucket Link Pin (2 Points)
    162
    
    Bucket Pin (2 Points)
    162
    
    Tilt Lever Pin (1 Point)
    162
    
    Lift Cylinder Pin (4 Points)
    162
    
    Dump Cylinder Pin (2 Points)
    162
    
    Lift Arm Pivot Pin (2 Points)
    162
    
    Steering Cylinder Pin (2 Points)
    162
  - Check Oil Level in Hydraulic Tank, Add Oil
    163
  - Check and Clean Air Cleaner Element
    164
  - Check Tension of Fan Belt, Adjust
    165
  - Check Battery Electrolyte Level
    166
  - Check for Loose Wheel Hub Bolts, Tighten
    166
    
    Every 500 Hours Service
    167
    
    Replace Fuel Filter Element
    167
  - Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
    168
  - Grease Rear Axle Pivot Pin (2 Points)
    169
    
    Every 1000 Hours Service
    170
    
    Every 2000 Hours Service
    173
- 25 Specifications
  
  176
- Options, Attachments
  
  178
- 26 Optional Parts and Attachments
  
  179
- 27 Seat Belt
  
  180
  - Fastening and Removing Belt
    180
  - Adjust Belt Length
    181
  - Check Seat Belt and Mounts
    181
- 28 Equipment with Cab
  
  182
  - Switches
    182
  - Rear Window
    186
  - Check and Maintenance
    187

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