Name: Komatsu WA65-3
Brand: Komatsu
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TROUBLESHOOTING

6-17

CHECKING THE SERVICE BRAKE

• Danger of accidents!

Always put on the safety belt.

Drive the machine on a flat, dry and solid road at a speed of 20

km/h and apply brakes. For this purpose, release the accelerator

pedal and quickly step on the brake pedal. The braking distance

must not exceed 5m.

☞

• All repairs on the brake system must be performed by a

garage which is authorised by Komatsu.

Default Chapter4
- Table of Contents4
Introduction12
Forword13
Safety Information14
Introduction16
- Features16
- Breaking in a New Machine16
Location of Plates, Table to Enter Serial No. and Distributor17
- Machine Serial No. Plate Position17
- Engine Serial No. Plate Position17
Emission Control Warranty18
- Emission Control Warranty Statement (Applies to Canada Only)18
Engine Data Plate19
Garantie Sur le Contrôle des Émissions20
- Énoncé de Garantie Sur le Contrôle des Émissions (Applicable au Canada Seulement)20
Engine Data Plate22
Why You Should Read These Operating Instructions23
Notes on Safety Regulations25
- Correct Use25
- Safety Notes in the Operating Instructions25
Equipment26
Loading and Transporting the Machine28
- Securing the Articulated Steering29
- Lifting the Machine29
- Driving Machine Onto Loading Area of Transport Vehicle31
- Securing the Machine During Transport32
- After Transport32
Safety34
General Safety Measures36
- Safety Instructions36
- Safety Devices36
- Emergency Exit36
- Clothing and Personal Protection37
- Machine Modifications37
- Before You Leave the Driver's Seat37
- Mounting and Dismounting38
- Fire Prevention and Fire Fighting39
- Fire Extinguisher and First-Aid Kit40
- Protection against Asbestos Dust40
- Protection against Injuries41
- Working at High Temperatures41
- Roll-Over Protection System (Rops)42
- Attachment for Protection against Falling Objects (Fops)42
- Attachments42
- Battery43
Safety Measures During Operation44
- Before You Start the Engine44
- Machine Operation46
- Transport53
  - Loading and Unloading the Machine53
  - Transport54
Safety Measures During Maintenance55
- Personnel55
- Prior to Start of Maintenance Measures55
- During Maintenance58
- Tires62
  - Storing Tires63
Labeling64
- Position of Safety Labels64
- Information Labels66
Controls and Indicators68
Overall View of Machine69
Controls and Indicators70
- Switches and Controls71
- Instrument Panel72
- Warning Lights73
- Control Lamps76
- Measuring Indicators80
- Switches82
- Control Levers, Pedals89
- Articulated Steering Catch95
- Traction Device95
- Socket95
- Door Unlocking System96
- Alarm Horn for Reverse Driving96
Operation99
Running in the Machine99
Preparing the Machine Start100
- Visual Checks100
  - Before You Start the Engine100
  - Before Starting Working with the Machine100
Adjustments Prior to Machine Start103
- Adjusting the Driver's Seat103
- Adjusting the Steering Column104
- Adjusting the Armrest104
- Adjusting the Rear-View Mirrors104
- Adjusting the Heating and Ventilation System105
  - Adjusting the Ventilation System105
  - Adjusting the Heating System106
- Operating the Air Conditioning107
  - Switching on the Air-Conditioning107
- Putting on the Safety Belt109
  - Taking off the Safety Belt109
Starting and Switching off the Engine110
- Starting the Engine110
- Warming up the Engine111
- Switching off the Engine112
Driving113
- Start-Up113
  - Starting the Machine on Slopes115
- Changing the Driving Direction115
- Reverse Driving116
- Turning116
  - Turning on Slopes, Embankments or Hill Flanks116
Braking117
- Pulling the Parking Brake117
- Stopping119
  - Parking the Machine on a Slope119
- Longer-Distance Driving120
Operating the Machine121
- Preparing the Work Equipment121
- Tire Service Life125
- Level Indicator for the Bucket125
- Adjusting the Bucket Positioner126
- Loading127
  - Removing Piled up Soil127
  - Excavation Works129
- Transporting130
- Dumping / Unloading130
- Planing132
- Working with the Forklift Truck Attachment134
  - Picking up the Load134
- Precautions for Special Operations135
- After the Work Is Finished135
Instructions for Winter Operation136
- Before the Cold Season136
- After Operation136
- After the Cold Season137
- Longer Standstill Periods of the Machine138
Troubleshooting140
- Warning Lights and Indicators141
- Electrical System142
- Engine143
- Hydraulic System146
- Brakes148
- Axles149
- Driver's Cab149
- Emergency Steering Characteristics150
- Emergency Lowering System150
- Starting the Engine with a Battery Jumper Cable151
- Towing the Machine153
  - Towing a Machine with Defective Brakes154
- Inadequate Braking Effect155
  - Checking the Parking Brake155
  - Checking the Service Brake156
Maintenance Basics159
- Preparing the Machine for Maintenance159
- Cleaning the Machine160
  - Precautionary Measures When Cleaning the Machine160
  - Fire Prevention160
- Working-Area-Dependent Maintenance161
  - Muddy or Wet Working Areas161
  - Dusty Working Areas161
- Lubricants and Operating Agents162
- Axles169
  - Released Axle Oil Brands169
- Replacing Safety-Related Parts169
- Welding Instructions170
- Spare Parts and Consumable Components171
- Electrical System172
- Tires175
- Torque for Standard Nuts and Bolts177
Maintenance Schedule179
Maintenance Prior to Start181
- Visual Checks181
- Cooling System, Checking the Coolant Level, Topping off Coolant181
- Engine, Checking the Oil Level, Topping off Oil182
- Engine, Draining off Oil183
- Checking the Fuel Level, Refueling184
- Checking the Controls185
- Checking the Electrical Connections185
- Heater / Air Conditioning: Checking Rate of Air Flow186
- Other Maintenance Measures Prior to Start186
Maintenance Upon Demand187
- Checking the Air-Conditioning System187
  - Checking the Coolant Level187
Maintenance Every 10 Operating Hours188
- Lubrication188
Maintenance after the First 50 Operating Hours189
- Engine, Changing Oil and Replacing the Oil Filter Cartridge189
  - Replacing the Oil Filter Cartridge190
- V-Belt, Checking the Condition191
- V-Belt, Checking and Adjusting the Tension191
- Hydraulic System, Replacing the Filter Insert192
- Checking and Tightening the Wheel Nuts193
- Front and Rear Axle, Changing Oil194
  - Planet Gear194
  - Differential194
- Transfer Gear - Changing Oil195
Maintenance Every 50 Operating Hours196
- Checking Cooling System, Coolant Level in the Radiator and Expansion Tank196
- Draining off Water and Dirt Deposits from the Fuel Tank197
- Checking the Service Brake and Oil Level, Refilling Oil197
- Checking the Battery and Acid Level198
  - Re-Charging a Built-In Battery199
- Lubrication200
  - Lubricating Points of the Work Equipment200
Maintenance Every 100 Operating Hours201
- Draining the Water Separator, Removing Water and Dirt Deposits201
Maintenance Every 250 Operating Hours202
- Changing the Engine Oil and Oil Filter Cartridge202
- Checking the V-Belt Condition202
- Checking and Adjusting the V-Belt Tension202
- Front and Rear Axle, Checking the Oil Level203
  - Planet Gear203
  - Differential204
- Air Filter, Removing/Re-Installing and Checking/Cleaning the Filter Insert205
- Cleaning the Radiator Segments207
- Lubrication208
Maintenance Every 500 Operating Hours209
- Changing the Fuel Filter and Filter Element209
  - Bleeding the Fuel System210
- Changing the Filter Cartridge of the Hydraulic System211
- Cleaning the Water Separator211
- Lubrication212
- Transfer Gear, Checking the Oil Level and Refilling Oil212
- Air Filter, Replacing the Filter Insert, Replacing the Safety Filter213
  - Replacing the Filter Insert213
  - Replacing the Safety Filter213
- Heater/Air Conditioning: Clean Filter Fleece of Heater Unit214
- Heater/Air Conditioning: Cleaning the Condenser215
Maintenance Every 1000 Operating Hours216
- Cooling System, Exchanging Coolant and Cleaning the System216
- Front Axle, Oil Change218
- Rear Axle, Oil Change218
- Transfer Gear, Oil Change218
- Service Brake218
- Checking and Adjusting System Pressures218
- Checking and Adjusting the Valve Clearance218
- Checking/Adjusting the Injection Nozzles, Nozzle Pressure/Fuel-Jet Pattern219
- Checking the Accumulator Gas Pressure219
Maintenance Every 2000 Operating Hours220
- Hydraulic System, Oil Change220
- Bleeding the Hydraulic Oil Tank221
- Cooling System, Checking the Antifreeze Content of the Coolant221
- Checking the Cooling System221
- Checking the Fuel Pump221
- Checking the Fuel and Coolant Tubes, Replacing the Tubes (if Required)221
- Checking the Water Pump222
- Checking and Adjusting the Fuel Injection and Injection Time222
Technical Data224
- Noise Emission Levels226
- Vibration Level226
- Limit Values for Slopes226
  - Maximum Slope Angle for Operating the Machine226
Special Equipment and Attachments228
Als-Electronics229
- Structure and Functioning Principle of the Als-Electronics229
- Precautionary Measures for Switching on the Als-Electronics229
- Operation of the Als-Electronics230
  - Switching on the Als-Electronics230
  - Switching off the Als-Electronics230
- Handling of the Pressure Accumulator231

Brand	Komatsu
Model	WA65-3
Category	Compact Loader
Language	English

Komatsu WA65-3 User Manual

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