User Manuals: Tadano GR-300EX-3 Rough Terrain Crane

User Manuals: Tadano GR-300EX-3 Rough Terrain Crane

Manuals and User Guides for Tadano GR-300EX-3 Rough Terrain Crane. We have 1 Tadano GR-300EX-3 Rough Terrain Crane manual available for free PDF download: Service Manual

Tadano GR-300EX-3 Service Manual

Tadano GR-300EX-3 Service Manual (157 pages)

GR-300EX series

Brand: Tadano | Category: Construction Equipment | Size: 9 MB

Table of Contents

Data, Adjustment and Checks

11
- Table of Contents
  11
- Service Data
  
  14
  - Amounts of Oil and Coolant
    14
  - Operating Speed
    14
  - Hydraulic Device
    15
    
    Hydraulic Motor
    15
    
    Hydraulic Pump
    15
    
    Hydraulic Cylinder
    16
  - Slewing Section
    18
  - Boom Section
    18
    
    Slide Plate
    18
    
    Boom Bending and Deformation
    19
    
    Jib Bending and Deformation
    20
    
    Wire Rope
    20
    
    Inspection of the Hook Block
    21
    
    Sheave
    21
  - Criteria for Maintenance
    22
    
    Braking Device
    22
    
    Power Transmission Device
    22
    
    Steering Device
    23
  - Mass Table
    24
- Adjusting Pressure
  
  25
  - (Hydraulic Pressure)
    25
  - Location (Position of Relief Valve Etc.)
    25
  - Items
    26
    
    Winch
    26
    
    Telescoping
    28
    
    Elevating
    29
    
    Steering
    30
    
    Slewing
    31
    
    Outrigger
    32
    
    Lower Pilot Pressure
    33
    
    Remote Control Pilot Pressure
    34
    
    Torque Converter Oil Pressure
    35
- Adjusting Pressure
  
  35
- Air Bleeding Procedure
  
  37
  - Hydraulic Pump
    37
    
    Main Pump
    37
    
    Steering and Winch Brake Pilot Pressure Pump (Double Gear Pump)
    37
    
    (When the Tank Pressurization Tool Is Used)
    38
    
    Other (Cylinder)
    38
    
    Tank Pressurization Tool
    38
    
    Winch Brake
    39
  - Service Brake
    39
  - Hydraulic Motor Assy
    40
    
    Air Conditioner Motor
    40
    
    Slewing Motor
    40
    
    Winch Motor
    40
  - Pilot Circuit
    41
    
    (Hydraulic Pilot Control Valve)
    41
  - Slewing Control Valve
    41
    
    (Back-Pressure Valve)
    41
  - Hydraulic Valve (Winch Brake)
    42
  - Positive Control Circuit
    42
- Adjusting Procedure (Electric)
  
  43
- Assembly Adjustment
  
  47
  - (Crane Operation)
    47
- Assembly Adjustment
  
  49
- Operation Check
  
  56
  - (Crane Operation)
    56
  - Outrigger Status Indicator
    56
  - Backward Stability Control
    57
  - Hoisting
    57
  - Outrigger Emergency Setting
    57
  - Boom Telescoping Control
    58
  - Suspension Lock
    59
  - Outrigger Slide Plate Adjustment
    60
  - Warning
    60
  - Eco Mode Operation Check
    61
  - Over-Unwinding Detection Check
    61
  - Automatic Transmission
    62
  - Exhaust Brake
    62
- Operation Check
  
  62
- (Traveling Device)
  
  62
  - Emergency Switch
    63
  - Steering Mode Change
    63
  - Overshift Prevention
    64
  - Speedometer
    65
  - Warning
    65
  - Off-Straight-Ahead Wheel Indicator
    66
- Inspection and Maintenance
  
  67
- Boom Connecting Pin
  
  68
- And Thread Size Table
  
  68
System Diagrams

69
- Hydraulic Circuit
  
  72
  - Hydraulic Circuit Diagram
    73
- Torque Converter Circuit
  
  74
- Pneumatic Circuit
  
  75
- Electric Circuit (Upper)
  
  77
  - Reading Method of Electric Circuit
    77
    
    Diagram
    77
    
    Notational Convention
    77
    
    Composition of Switch (for Reference)
    78
  - Electric Circuit
    79
    
    Electric Circuit (Slewing Table, Right)
    83
    
    Electric Circuit (Slewing Table, Left)
    84
    
    Electric Circuit (Boom)
    85
    
    Electric Circuit (Two-Blocking)
    86
    
    Electric Circuit (SCT)
    87
    
    Electric Circuit (GSMT)
    88
  - Composition of Electric Circuit Diagram
    89
  - Electric Circuit
    89
    
    Electric Circuit (Main)
    89
    
    Electric Circuit (Engine)
    92
    
    Electric Circuit (Rear Steering)
    93
    
    Electric Circuit (Head Light)
    94
- Electric Circuit (Lower)
  
  89
- Hydraulic Parts Location Diagram (Upper
  
  95
  - Telescoping
    95
  - Winch
    95
  - Elevation
    96
  - Slewing
    96
  - Drain
    97
  - Return
    97
  - Gauge
    98
  - Pilot
    99
  - Air Conditioner
    100
  - Steering
    100
- Hydraulic Parts Location Diagram
  
  101
  - Operation Assy, Operation Valve
    101
  - Pressure Switch
    101
  - Suction
    102
  - Steering, Suspension Lock
    103
  - Center Joint
    104
  - Outrigger (H Type)
    104
  - Outrigger Main Body (H Type)
    105
  - Return
    105
- Hydraulic Parts Location Diagram (Torque Converter
  
  106
  - Torque Converter Related
    106
  - Service Brake Related (Lower)
    107
  - Service Brake Related (Upper)
    107
  - Control Parts (Lower)
    108
  - Inside Cab
    109
  - Relay Assy (Inside Cab)
    110
  - Slewing Table, Boom
    111
  - Pressure Switch Installation Diagram
    112
  - Two-Blocking
    113
    
    Boom (Two-Blocking)
    113
    
    Single Top (Two-Blocking)
    114
    
    Jib (Two-Blocking)
    115
  - Sct
    116
  - Gsmt
    117
  - Lower, Main
    118
  - Lower Electric Unit Box
    119
  - Relay and Fuse Box (under the Battery)
    120
  - Harness (Crane and Carrier)
    121
    
    Comparison Table (Connector No., Usage and Coordinate)
    121
- Harness (Upper)
  
  121
  - Harness (Slewing Table, Right)
    123
  - Harness (Slewing Table, Left)
    124
  - Harness (Boom)
    125
  - Harness (Two-Blocking)
    126
    
    Harness (Boom Head)
    126
    
    Harness (Single Top)
    127
    
    Harness (Jib 1)
    128
    
    Harness (Jib 2, Bottom)
    129
    
    Harness (Jib 2, Head)
    130
  - Harness (SCT)
    131
- Harness (Lower)
  
  133
  - Harness (Main and Engine)
    133
- Anemometer (Option)
  
  138
  - Structure (Anemometer)
    138
    
    Slewing Table, Boom
    138
    
    Jib
    140
  - Electric Circuit (Anemometer)
    140
    
    Composition of Electric Circuit Diagram
    140
    
    Comparison Table
    141
    
    Electric Circuit
    141
    
    Electric Circuit (Slewing Table, Left)
    142
    
    Electric Circuit (Boom)
    143
    
    Electric Circuit (Jib)
    144
  - General View (Anemometer)
    145
  - Harness (Anemometer)
    146
    
    Harness (Slewing Table, Left)
    146
    
    Harness (Boom)
    147
    
    Harness (Jib 1)
    148
    
    Harness (Jib 2, Bottom)
    149
    
    Harness (Jib 2, Head)
    150
- Beacon Lamp (Option
  
  153

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