Textron 68080 Manuals

Manuals and User Guides for Textron 68080. We have 1 Textron 68080 manual available for free PDF download: Technical/Repair Manual

Textron 68080 Technical/Repair Manual

Textron 68080 Technical/Repair Manual (295 pages)

Brand: Textron | Category: Lawn Mower | Size: 35 MB

Table of Contents

Table of Contents

7
- Introduction
  10
- Prepare for the Job
  10
- Safety Notices
  10
- Safety Label Locations
  10
- Inspect Safety Labels
  13
- Keep Work Area Clean
  13
- Keep Work Area Well Ventilated
  13
- Use Proper Eye and Face Protection
  13
- Park Mower Safely
  13
- Use Lifting Equipment Safely
  14
- Support Machine Securely
  14
- Use Compressed Air and Air Tools Safely
  14
- Service Tires Safely
  15
- Handle Fuel Safely
  15
- Store Volatile and Hazardous Materials Safely
  15
- Handle Chemical Products Safely
  16
- Service Hydraulic System Safety
  16
- Service Cooling System Safely
  16
- Service Electrical Components Safely
  17
- Dispose of Waste Materials Safely
  17
Chapter 3 Engine

31
- General Engine Specifications
  32
- Specifications
  32
- Component Location
  33
- Kubota V2003-M-T E2B
  33
- Checks and Adjustments
  35
- Throttle Cable
  35
- Fan Belt
  36
- Repair
  36
- Air Cleaner Assembly
  37
- Muffler
  38
- Exhaust Manifold and Turbocharger
  39
- Radiator/Hydraulic Oil Cooler
  40
- Thermostat
  42
- Throttle Cable and Control Lever
  43
- Fuel Filter
  44
- Fuel Pump
  44
- Engine
  45
- Engine Service
  47
Chapter 4 Electrical

49
- Specifications
  52
- Test and Adjustment Specifications
  52
- Electrical Component Symbols
  53
- Theory and Diagnostic Information
  53
- Electrical Schematic Component Identification
  56
- Electrical Schematic
  58
- Power Circuit-Theory of Operation
  63
- Theory of Operation and Sub Circuit Schematics
  63
- Power Circuit Schematic
  64
- Charging Circuit-Theory of Operation
  68
- Charging Circuit Schematic
  69
- Start and Glow Plug Circuit-Theory of Operation
  70
- Start and Glow Plug Circuit Schematic
  72
- Run Circuit-Theory of Operation
  75
- Run Circuit Schematic-On Seat
  76
- Run Circuit Schematic-Off Seat
  77
- Raise/Lower Circuit-Theory of Operation
  78
- Raise Circuit Schematic
  79
- Lower Circuit Schematic
  80
- Mow Circuit-Theory of Operation
  82
- Mow Circuit Schematic
  83
- Traction Control Circuit-Theory of Operation
  84
- Traction Control Circuit Schematic
  85
- Instrumentation Circuit-Theory of Operation
  86
- Instrumentation Circuit Schematic
  88
- Horn and Light Circuit-Theory of Operation
  90
- Horn and Light Circuit Schematic
  91
- Optional Cruise Control-Theory of Operation
  92
- Cruise Control Circuit Schematic
  93
- Control Module
  94
- Neutral Circuit
  94
- Park Brake Circuit
  94
- Troubleshooting
  94
- Charging Circuit
  95
- Glow Plug Circuit
  96
- Start Circuit
  96
- Raise/Lower Circuit
  97
- Run Circuit
  97
- Mow Circuit
  98
- Traction Control Circuit
  99
- Instrumentation Circuit
  100
- Horn and Audible Alert Circuit
  102
- Light Circuit
  103
- Component Testing
  104
- Electrical System and Component Testing
  104
- General Information
  104
- Fuse Test
  105
- Relay Tests
  105
- Key Switch Test
  106
- Raise/Lower Switch Test
  107
- Light Switch Test
  108
- Traction Control Switch Test
  108
- Horn Switch
  109
- Seat Switch Test
  109
- Hydraulic Oil Level Switch Test
  110
- Mow Switch
  110
- Solenoid Test
  111
- Electrical
  112
- Engine
  112
- Engine Oil Pressure Switch Test
  112
- Fuel Level Sensor Test
  112
- Hydraulic Filter Pressure Switch Test
  112
- Circuit Breaker Test
  113
- Fuel Pump Test
  113
- Battery and Battery Tray
  114
- Repair
  114
- Alternator
  115
- Starter Motor
  116
- Circuit Breaker
  117
- Plug-In Fuses
  117
- Glow Plug Relay
  118
- Start Relay
  118
- Instrument Panel
  119
- Key Switch
  119
- Indicator Lamps
  120
- Rocker Switches
  120
- Park Brake Proximity Switch
  121
- Neutral Proximity Switch
  122
- Raise/Lower Switch
  122
- Seat Switch
  122
- Solenoid Coils
  123
- Fuel Solenoid
  124
- Engine Oil Pressure Switch
  125
- Hydraulic Oil Filter Switch
  125
- Control Module
  126
- Engine Temperature Switch
  126
- Fuel and Water Gauge
  127
- Fuel Level Sender
  128
- Horn
  128
Chapter 5 Hydrostatic Power Train

129
- Hydrostatic Power Train
  129
- Repair Specifications
  130
- Specifications
  130
- Test and Adjustment Specification
  130
- Component Location
  131
- Hot Oil Shuttle
  132
- Theory of Operation and Sub-Circuit Schematics
  132
- Traction Circuit Forward Schematic and Theory of Operation
  132
- Traction Circuit-Forward Schematic
  132
- Traction Pump Circuit
  132
- Traction Circuit Reverse Schematic and Theory of Operation
  134
- Traction Circuit-Reverse Schematic
  134
- Troubleshooting
  136
- Tests and Adjustments
  138
- Transmission Neutral Adjustment
  138
- Charge Pump Test
  140
- Field Test Procedures
  140
- Preliminary Checks
  140
- Traction System Test
  140
- Wheel Motor Test
  141
- Instrument Test Overview
  142
- Instrument Test Procedures
  142
- Charge Pressure Test
  143
- Traction System Test
  144
- Traction Pump Tests
  146
- Wheel Motors Test
  148
- Neutral Adjust-Servo
  152
- Drive Shaft
  154
- Repair
  154
- Traction Pump
  155
- 4WD Valve
  160
- Front Wheel Motor
  162
- Rear Wheel Motor
  167
Chapter 6 Hydraulics

171
- Hydraulics
  171
- Repair Specifications
  173
- Specifications
  173
- Test and Adjustment Specifications
  173
- Component Location
  174
- Hydraulic Schematic
  176
- Steering Circuit Schematic and Theory of Operation
  180
- Theory of Operation and Diagnostic Information
  180
- Steering Circuit Schematic
  181
- Raise Circuit Schematic and Theory of Operation
  182
- Raise Circuit Schematic
  183
- Lower Circuit Schematic and Theory of Operation
  184
- Lower Circuit Schematic
  185
- Traction Control Circuit Schematic
  186
- Traction Control Circuit Schematic and Theory of Operation
  186
- Mow Circuit Schematic and Theory of Operation
  188
- Mow Circuit (On) Schematic
  189
- Mow Circuit (Off) Schematic
  190
- Field Test Procedures
  191
- Lift Cylinder Leakage Test
  191
- Cutting Unit System Test
  192
- Power Steering Circuit Test
  192
- Instrument Test Overview
  193
- Instrument Test Procedure
  193
- Front Cutting Units Circuit
  194
- Front Cutting Units Pump Test
  195
- Front Cutting Units Circuit Valve Tests
  196
- Adjust Cutting Unit System Relief Valve Pressure
  198
- Front Cutting Units Motors Test
  198
- Rear Cutting Units Circuit Test
  200
- Rear Cutting Units Pump Test
  202
- Rear Cutting Units Circuit Valve Tests
  203
- Rear Cutting Units Motors Test
  204
- Lift/Steer System Relief Valve Pressure Test
  206
- Lift System Test
  207
- Lift Valve Test
  209
- Lift/Steer Pump Test
  209
- Gear Pump
  211
- Repair
  211
- Cutting Unit Motors
  213
- Lift Valve
  214
- Deck Valve
  215
- Hydraulic Filter
  217
- Lift Cylinders
  219
- Hydraulic Oil Cooler
  221
- Hydraulic Oil Tank
  221
Chapter 7 Steering

223
- Steering
  223
- Component Location
  225
- Tests and Adjustments
  226
- Tie Rod Adjustment
  226
- Steering Relief Valve Pressure Test
  227
- Steering Leakage Test
  228
- Repair
  229
- Steering Valve
  229
- Steering Wheel
  229
- Steering Valve Service Fixture
  230
- Steering Tower
  239
- Steering Cylinder
  241
- Tie Rod Assembly
  244
- Rear Axle
  246
Chapter 8 Cutting Units

249
- Component Location
  250
- Mechanical Troubleshooting
  251
- Troubleshooting
  251
- Quality of Cut Troubleshooting
  252
- Deck Motor
  260
- Repair
  260
- Blade
  262
- Rotary Deck
  262
- Front Deck Yoke
  263
- Deck Caster Wheels
  264
- Rear Deck Yoke
  264
- Deck Roller
  266
- Mower Deck Housing
  267
Chapter 9 Accessories and Miscellaneous Repair

269
- Accessories and Miscellaneous Repair
  269
- Brake Pedal/Linkage Adjustment
  272
- Canopy
  272
- Checks and Adjustments
  272
- Repair
  272
- Hood
  273
- Ops
  273
- Fuel Tank
  274
- Traction Pedal
  277
- Seat and Mount Plate
  278
- Rear Wheels
  279
- Work Light Kit
  279
- Brake Unit
  280
- Front Wheels
  280

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