Komatsu D37EX-21 Manuals

Manuals and User Guides for Komatsu D37EX-21. We have 1 Komatsu D37EX-21 manual available for free PDF download: Operation & Maintenance Manual

Komatsu D37EX-21 Operation & Maintenance Manual

Komatsu D37EX-21 Operation & Maintenance Manual (256 pages)

BULLDOZER, SERIAL NUMBER 50501/5501/1501 and up

Brand: Komatsu | Category: Construction Equipment | Size: 8.13 MB

Table of Contents

Foreword

5
- Safety Information
  5
  - Noise
    7
  - Vibration
    7
- Introduction
  8
- Necessary Information
  9
Safety

19
- Safety Labels
  22
  - Positions of Safety Pictograms
    22
  - Safety
    22
  - Position of Safety Pictograms
    22
  - Safety Labels
    23
- General Precautions
  28
  - Safety Rules
    28
  - If Abnormalities Are Found
    28
  - Clothing and Personal Protective Items
    28
  - Fire Extinguisher and First Aid Kit
    28
  - Safety Features
    29
  - Keep Machine Clean
    29
  - Inside Operator's Compertment
    29
  - Always Apply Lock When Leaving Operator's Seat
    29
  - Handrails and Steps
    30
  - Mounting and Dismounting
    31
  - No People on Attachment
    31
  - Crushing or Cutting Prevention
    31
  - Prevention of Burns
    31
  - Fire Prevention
    32
  - Action if Fire Occurs
    33
  - Window Washer Liquid
    33
  - Precautions When Using ROPS (Roll over Protective Structure)
    33
  - Precautions for Attachments
    33
  - Unauthorized Medification
    33
  - Safety at Worksite
    34
  - Working on Loose Ground
    34
  - Do Not Go Close to High-Voltage Cables
    34
  - Ensure Good Visibility
    35
  - Ventilation for Enclosed Aresa
    35
  - Checking Signalman's Signals and Signs
    35
  - Emergency Exit from Operator's Cab
    35
  - Be Careful about Asbestos Dust
    36
- Precautions for Operation
  37
  - Starting Engine
    37
  - Precautions for Operations
    37
  - Checks before Starting Engine
    37
  - Precautions When Starting
    37
  - Precautions in Cold Areas
    38
  - Operation
    39
  - Checks before Operation
    39
  - Precautions for Moving Machine Forward or in Reverse
    39
  - Precautions When Traveling
    39
  - Traveling on Slopes
    40
  - Using Brakes
    40
  - Operate Carefully on Snow
    41
  - Parking Machine
    41
  - Transportation
    42
  - Loading and Unloading
    42
  - Shipping
    42
  - Battery
    43
  - Battery Hazard Prevention
    43
  - Starting with Booster Cable
    44
  - Towing
    45
  - When Towing
    45
- Precautions for Maintenance
  46
Operation

53
- General View
  54
  - General View of Machine
    54
  - General View of Controls and Gauges
    55
- Explanation of Components
  57
  - Front Panel
    57
    
    Check Monitor System
    58
    
    Emergency Caution Items
    59
    
    Caution Caution Items
    61
    
    Meter Group
    63
    
    Lamps
    72
    
    Method of Using Maintenance Mode
    73
  - Switches
    82
  - Control Levers and Pedals
    87
  - Fuse
    93
  - Electric Power Take-Out Adapter
    94
  - Door - Open Lock
    95
  - Sash Glass Intermediate Lock
    95
  - Cap, Cover with Lock
    96
    
    Method of Opening and Closing Cap with Lock
    96
    
    Method of Opening and Closing Cover with Lock
    97
  - Door Pocket
    97
  - Ashtray
    98
  - Lunchbox Holder Belt
    98
  - Cup Holder
    98
  - Tool Box
    99
  - Grease Pump Holder
    99
  - Car Stereo, Handling
    100
    
    Explanation of Components
    100
    
    Metod of Operation
    105
    
    Precaution When Using
    107
  - Air Conditioner, Handling
    108
    
    Explanation of Parts
    108
    
    Prevention Method of Entry of Dust
    110
    
    Precaution When Using Air Conditioner
    110
    
    Inspection During Off-Season
    110
    
    Procedure for Replacing Receiver
    111
    
    Cleaning Air Filter
    111
  - Accumulator, Handling
    112
    
    Method of Releasing Pressure in Operating Circuit on Machine Equipped with Accumulator
    112
- Operation
  113
  - Check before Starting Engine, Adjust
    113
    
    Walk-Around Check
    113
    
    Check before Starting
    115
    
    Adjustment
    124
    
    Operation and Check before Starting Engine
    127
  - Starting Engine
    129
    
    Normal Starting
    129
    
    Starting in Cold Weather
    131
  - Operations and Checks after Starting Engine
    133
    
    Breaking in the New Machine
    133
    
    Warming up Operations
    133
    
    Starting in Cold Weather
    134
  - Stopping Engine
    136
  - Machine Operation
    137
    
    Moving Machine
    137
    
    Stopping Machine
    140
  - Shifting Gears
    141
  - Shifting between Forward and Reverse
    142
  - Steering Machine
    143
    
    Normal Turning
    143
    
    Turning While Descending a Slope
    144
  - Precautions for Operation
    145
    
    Pay Attention to Gauges
    145
    
    Permissible Water Depth
    145
    
    Method of Using Brakes
    145
    
    Precautions When Traveling up or down Hills
    145
    
    Precautions on Slopes
    146
    
    It Is Prohibited to Keep the Door Open During Operations
    146
    
    It Is Prohibited to Modify the Cab Glass in any Way that will Obstruct the View
    146
    
    Precautions for Blind Spots Caused by Cab Stay
    146
  - Work Possible Using Bulldozer
    147
    
    Dozing
    147
    
    Smoothing
    147
    
    Cutting into Hard or Frozen Ground or Ditching
    148
    
    Felling Trees, Removing Stumps
    148
    
    Side-Cutting Operations
    148
  - Parking Machine
    149
  - Check after Finishing Work
    150
    
    Before Starting Engine
    150
    
    After Starting Engine
    150
  - Locking
    151
  - Tips for Longer Undercarriage Life
    152
    
    Operation Method
    152
    
    Inspection and Adjustment
    152
    
    Inspection and Repair
    153
  - Transportation Means
    155
  - Precautions When Removing Work Equipment
    155
  - Removing Cab
    155
  - Loading, Unloading Work
    156
  - Lifting Machine
    160
- Cold Weather Operation
  161
  - Precautions for Low Temperature
    161
  - After Completion of Work
    163
  - After Cold Weather
    163
- Long-Term Storage
  164
  - Before Storage
    164
  - During Storage
    164
  - After Storage
    164
- Troubleshooting
  165
  - After Running out of Fuel
    165
  - Machine Towing Method
    165
    
    When It Is Possible to Start Engine
    166
    
    When Engine Does Not Start
    167
  - If Battery Is Discharged
    172
    
    Remove and Install Battery
    173
    
    Precautions for Battery Charging
    173
    
    Starting Engine with Booster Cable
    174
  - When Engine Does Not Stop
    176
  - Other Trouble
    177
    
    Electrical System
    177
    
    Monitor Panel
    178
    
    Chassis
    179
    
    Engine
    180
Maintenance

182
- Guide to Maintenance
  182
- Outline of Service
  185
  - Outline of Oil, Fuel, Coolant, and Performing Oil Clinic
    185
    
    Oil
    185
    
    Fuel
    185
    
    Coolant
    186
    
    Grease
    186
    
    CARRYING out KOWA (Komatsu Oil Wear Analysis)
    186
    
    Storing Oil and Fuel
    187
    
    Filters
    187
  - Relating to Electric System
    188
- Wear Parts List
  189
- Use of Fuel, Coolant and Lubricants According to Ambient Temperature
  191
  - Proper Selection of Fuel, Coolant and Lubricants
    191
- Standard Tightening Torques for Bolts and Nuts
  195
  - Torque List
    195
- Periodic Replacement of Safety Critical Parts
  196
  - Safety Critical Parts
    196
- Maintenance Schedule Chart
  197
  - When Required
    197
  - Check before Starting
    197
  - Every 50 Hours Service
    197
  - Every 250 Hours Service
    197
  - Every 1000 Hours Service
    197
  - Every 2000 Hours Service
    198
  - Every 4000 Hours Service
    198
  - Maintenance Schedule Chart
    198
Maintenance

198
- Service Procedure
  199
  - When Required
    199
    
    Check, Clean and Replace Air Cleaner Element
    199
    
    Clean Inside of Cooling System
    203
    
    Check Track Shoe Tension, Adjust
    205
    
    Check and Tighten Track Shoe Bolts
    207
    
    Check Electrical Intake Air Heater
    207
    
    Reverse and Replace End Bits and Cutting Edges
    208
    
    Check Idler Oil Level, Add Oil
    209
    
    Adjust Idler Clearance
    209
    
    Adjust Play in Center Ball
    210
    
    Grease Door Hinge
    210
    
    Check Door Lock Striker
    211
    
    Check, Adjust Air Conditioner
    211
    
    Check Window Washer Fluid Level, Add Fluid
    213
    
    Replace Wiper Blade
    213
    
    Procedure for Bleeding Air in Hydraulic System
    214
    
    Procedure for Releasing Internal Pressure of Hydraulic System
    215
  - Check before Starting
    216
  - Every 50 Hours Service
    217
    
    Drain Water, Sediment from Fuel Tank
    217
  - Every 250 Hours Service
    218
    
    Lubricating
    218
    
    Check Oil Level in Final Drive Case, Add Oil
    220
    
    Check Level of Battery Electrolyte
    221
    
    Check Level of Battry Electrolyte
    221
    
    Check Brake Performance
    223
    
    Clean Air Conditioner Air Filter (Fresh/Recirc Filter)
    224
  - Every 500 Hours Service
    225
    
    Replace Fuel Filter Cartridge
    225
    
    Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
    228
    
    Replace Corrosion Resistor Cartridge
    229
    
    Replace Corrosion Resister Cartridge
    229
    
    Clean, Check Radiator Fins and Oil Cooler Fins
    230
  - Every 1000 Hours Service
    231
    
    Change Oil in Final Drive Case
    231
    
    Check Fan Belt Tension, Adjust
    231
    
    Check All Tightening Parts of Turbocharger
    231
    
    Check Play of Turbocharger Rotor
    232
    
    Check for Loose Rops Mount Bolts
    232
  - Every 2000 Hours Service
    233
    
    Change Oil in Hydraulic Tank, Replace Oil Filter Cartridge and Clean Suction Strainer
    233
    
    Clean, Check Turbocharger
    235
    
    Check Vibration Damper
    235
    
    Check Alternator, Starting Motor
    235
    
    Check Engine Valve Clearance, Adjust
    235
  - Every 4000 Hours Service
    236
    
    Check Water Pump
    236
Specifications

237
Attachments, Options

241
- General Precautions
  242
  - Precautions Related to Safety
    242
- Handling Hydraulic Ripper
  243
  - General View
    243
  - Explanation of Components
    244
  - Operation
    245
    
    Check before Starting Engine, Adjust
    245
    
    Precautions When Operating
    245
    
    Adusting Posture of Work Equipment
    245
  - Troubleshooting
    246
    
    Other Trouble
    246
  - Maintenance
    246
    
    Every 250 Hours Service
    246
- Deluxe Seat
  247
- Headrest
  249
- Equipping Fire Extinguisher and First-Aid Kit
  250

Advertisement

Advertisement

Related Products

Komatsu Categories

Excavators Trucks Compact Loader Construction Equipment Tractor

More Komatsu Manuals