Shibaura ST321 Manuals

Manuals and User Guides for Shibaura ST321. We have 3 Shibaura ST321 manuals available for free PDF download: Workshop Manual, Operator's Manual, Brochure & Specs

Shibaura ST321 Workshop Manual (248 pages)

Brand: Shibaura | Category: Lawn Mower | Size: 5.87 MB

Introduction
2
Table of Contents
3
Index
3
Chapter 1 GENERAL

4
- External Views
  5
- Specifications & Performances
  6
- Precautions before Servicing
  8
- Basic Understanding on Servicing
  8
  - Metric Bolt Torque Specifications
    9
  - Bolt Head Identification Mark
    9
- Sequence of Dismantling the Tractor
  11
  - Manual Transmission Model
    11
  - Hydrostatic Transmission Model
    11
  - ENGINE and HST UNIT REMOVAL
    12
  - Steering Wheel, Instrument Panel
    12
  - Bonnet (Hood)
    12
  - Battery
    12
  - Air Cleaner Assembly
    13
  - Radiator Assembly
    13
  - Dash Board
    13
  - Throttle Cable
    13
  - Fuel Tank
    14
  - Side Step
    14
  - Suction Pipe
    14
  - Diverter Valve
    15
  - Rubber, Drive Shaft
    15
  - Power Steering Piping
    15
  - Wiring
    15
  - HST Piping, Oil Cooler, Oil Filter with Base
    16
  - Battery Base, Front Axle Support
    16
  - Firewall
    16
  - Power Steering Control Valve, Column
    17
  - Engine
    17
  - Clutch Housing
    17
  - HST Unit
    18
  - Damper, HST Shift Link Assembly
    18
  - Transmission Removal
    19
  - Front Side Cover
    19
  - ROPS - Rear Wheel
    19
  - Fender, Tool Box, Center Frame
    20
  - Transmission Cover Plate
    20
  - Shift Cover Assembly, Brake Rod
    20
  - Suction, Return Tube
    21
  - MID PTO and Rear PTO Change Lever Assembly
    21
  - Range Gear Change Lever
    22
  - Fwd Change Lever
    22
  - Lift Cylinder Housing
    22
  - Rear Axle Assembly
    23
- Installation and Trial Run
  24
  - Return Spring
    24
  - High Pressure Oil Pipe
    24
  - O-Ring for HST
    24
  - HST Cruise Control Rod
    25
  - Front Axle Support Bolt
    25
  - Steering Wheel Nut
    26
  - Battery Cable
    26
  - Trial Running
    26
Chapter 2 ENGINE

28
- Engine Sectional View
  29
- Engine Specifications
  30
- Disassembly, Inspections and Reassembly
  31
  - Disassembly and Inspection of Engine Main Parts
    35
  - Inspection and Service
    35
  - Rocker Arm Ass’y
    35
  - Wear of Rocker Arm Shaft
    35
  - Cylinder Head Ass’y
    36
  - Valve Guide and Valve Stem
    36
  - Valve Head Thickness (MM)
    36
  - Wear of Valve Stem (MM)
    36
  - Clearance between Valve Stem and Valve Guide (MM)
    37
  - Valve Seat
    37
  - Valve Seat Contact Width (MM)
    37
  - Valve Seat Recess (MM)
    37
  - Inner Face of Combustion Chamber
    38
  - Valve Spring
    38
  - Cylinder Block
    39
    
    Measurement of Cylinder Bore
    39
    
    Clearance between Cylinder and Piston (MM)
    40
    
    Clearance between Piston Pin Hole and Piston Pin (MM)
    40
  - Piston and Piston Ring
    40
    
    Piston Skirt Bottom Longer Dia. (MM)
    40
    
    Clearance between Piston Ring Groove and Ring (MM)
    41
    
    Piston Kit
    41
    
    Piston Ring
    41
    
    Piston Ring End Gap (MM)
    41
    
    Axial Play of Connecting Rod and Crank Pin (MM)
    42
    
    Clearance between Bush and Piston Pin (MM)
    42
  - Connecting Rod
    42
  - Torsion and Parallelism of Connecting Rod (MM)
    42
  - Connecting Rod Metal
    43
    
    Center Bearing
    44
    
    Disassembly and Inspection
    44
    
    Of Bearing Holder
    44
  - Crankshaft Bearing (Bush)
    45
  - Crankshaft
    46
    
    Crankshaft Run-Out (MM)
    46
    
    Irregular Wear Limit of Crankshaft Journal and Pin (MM)
    46
    
    Cam Shaft Ass'y
    47
    
    Flywheel and Ring Gear
    47
    
    Timing Gear
    47
    
    Oil Flow
    48
    
    Oil Filter
    49
    
    Oil Pump
    49
    
    Removal from Engine
    49
    
    Water Pump Assembly and Thermostat
    50
    
    Radiator
    51
    
    Specifications and Structure
    51
    
    Fuel Filter
    52
    
    Fuel Passage
    52
    
    Governor
    52
    
    Nozzle and Holder
    52
    
    Injection Pump
    53
    
    Injection Condition
    54
    
    Air Cleaner
    55
  - Cautions before Assembly
    56
  - Engine Reassembly
    56
    
    Relief Valve Assembly with O-Ring
    56
    
    Fly Wheel
    57
    
    Piston and Connecting Rod Assembly
    57
    
    Rear Plate
    57
    
    Suction Pipe and Suction Filter
    57
    
    Front Plate
    58
    
    Oil Level Gauge and Gauge Guide
    58
    
    Oil Pan
    58
    
    Injection Pump Assembly
    60
    
    Injection Timing Adjustment
    60
    
    Engine Stop Solenoid
    61
    
    Tappet
    61
    
    Head Cover
    63
    
    Oil Pipe
    63
    
    Push Rod Rocker Arm Ass’y
    63
    
    Valve Clearance Adjustment
    63
    
    Glow Plug
    64
    
    Nozzle and Holder Ass’y
    64
    
    Oil Pressure Switch
    64
    
    Water Pump Ass’y
    64
    
    Exhaust Manifold
    65
- Electrical Units
  66
  - Alternator
    66
    
    Brush Holder
    67
    
    Pulley
    67
    
    Rear End Cover
    67
    
    Bushing
    68
    
    Rectifier
    68
    
    Retainer Plate
    68
    
    Measurement on Vehicle
    71
    
    Regulated Voltage Check (IC Regulator)
    71
    
    Check for Alternator Output Current
    72
    
    Failure in Charging System
    72
    
    Preliminary Check
    72
    
    Care in Handling Charging System
    74
  - Starting Motor
    75
    
    Operation and Function
    75
    
    Disassembly, Inspection and Reassembly
    76
    
    Armature
    77
    
    Commutator
    77
    
    Brush and Brush Holder
    78
    
    Continuity Test
    78
    
    Field Coil
    78
    
    Insulation Test
    78
    
    Bearing
    79
    
    Clutch
    79
    
    Magnetic Switch
    79
    
    Pinion Is Engaged, Motor Rotates, but the Engine Does Not Crank
    80
    
    Troubleshooting
    80
  - Thermo Sensor
    81
  - Glow Plug
    81
  - Oil Pressure Switch
    81
  - Specific Gravity of Electrolyte and Charging Condition
    82
  - Battery
    82
  - Engine Stop Solenoid
    82
  - Fusible Link
    83
  - Wiring Harness
    83
- Trouble Shooting
  84
- Engine Maintenance Standards Table
  86
  - S753
    86
  - S773L
    94
Chapter 3. Tractor Main Body

98
- Precautions before Start
  99
- Front Axle
  100
  - Sectional Views
    100
  - Reassembly of Front Axle
    100
    
    Wheel Drive
    100
    
    Case Cover
    101
    
    Front Wheel Support
    101
    
    Tie Rod Ass’y
    101
    
    Transmission Case
    101
    
    Arm (Knuckle) King Pin
    102
    
    Idler
    102
    
    King Pin
    102
    
    Wheel Shaft Case
    102
    
    Case Cover Ass’y
    103
    
    Differential Shaft
    103
    
    Drive Pinion
    103
    
    Final Pinion
    103
    
    Final Gear and Final Pinion
    104
    
    Transmission Case Ass’y
    104
    
    Casing
    105
    
    Runout of Front Wheel
    105
    
    Shaft Spline
    105
    
    Differential Ass’y
    106
    
    Backlash of Bevel Gear
    107
    
    Backlash of Bevel Gear (MM)
    107
    
    Reassembly of Drive Pinion
    107
  - Wheel Alignment
    108
  - Front Wheel
    108
    
    Swing Angle
    108
    
    Toe-In
    108
  - Single Clutch
    109
    
    Drive Shaft
    110
    
    Clutch Disk COMPL
    111
    
    Release Bearing
    111
    
    Release Hub and Clutch Fork
    111
  - Troubleshooting of Clutch
    114
  - Manual Transmission
    115
    
    Change Lever Case
    116
    
    Disassembling Procedure
    116
    
    Top View
    116
    
    Counter Gear
    118
    
    Fixed Gear
    118
    
    4WD Drive Shaft
    119
    
    Main Shaft
    119
    
    Bearing Carrier
    120
    
    Counter Shaft
    120
    
    Gear Case (MID PTO)
    122
    
    MID PTO Counter Shaft
    122
    
    PTO Counter Shaft
    122
    
    Shifter Arms
    123
    
    Shifter Forks
    123
    
    Shifter Rod
    123
    
    MID PTO Shaft
    124
    
    MID PTO Shifter
    124
    
    Transmission for Range Shift
    125
    
    Clearance between Shifter Fork and Slide Gear
    126
    
    Differential
    126
    
    Backlash of Differential Gear and Differential Pinion
    127
    
    Heel Contact
    127
    
    Toe Contact
    127
    
    Tooth Contact of Drive Pinion and Ring Gear
    127
    
    Drive Pinion Ass’y (Drive Pinion and Ring Gear)
    128
    
    Oil Seals, O-Rings, and Gaskets.
    128
    
    Shifter
    128
    
    MID PTO Case
    129
    
    One-Way Clutch
    129
    
    PTO Shaft
    129
    
    Shift Airm·shift Guide
    129
    
    Bearing Retaining Plate
    130
    
    Thrust Washer
    130
  - Hydrostatic Transmission
    132
    
    Disassembly of Hydrostatic Transmission
    141
    
    Drive Shaft (PTO)
    141
    
    Bearing Holder
    142
    
    Drive Shaft (Traveling)
    142
    
    Charge Pump Ass’y
    155
    
    Inspection and Reassembly of HST Unit
    155
    
    Piston Ass’y
    155
    
    Tightening Torque at each Part
    156
    
    Pressure
    158
    
    Check of Pressure of Low Pressure Relief Valve
    159
    
    Eye Bolt
    159
    
    Adjustment of Control Rod and Pedal Stop
    160
    
    Adjustment of HST Neutral
    160
    
    Link System
    160
- Change Lever Linkage
  162
  - Main Shift Change Lever
    162
  - Dimension Measurement from Outside
    164
  - Disassembly, Inspection and Reassembly of Brake Ass’y
    164
  - Real Axle and Brake
    164
  - Specifications and Sectional View
    164
    
    Differential Lock Clutch
    165
    
    Differential Lock Fork
    165
    
    Differential Lock Pedal
    165
    
    Shift Arm
    165
    
    Final Gear
    166
    
    Wheel Shaft
    166
    
    Disk
    167
    
    Stator
    167
  - Brake Adjustment
    168
    
    Brake Pedal Free-Play
    168
    
    Inspection of Tire
    168
  - Rear Wheel
    168
  - Adjustment of Wheel Track
    169
  - Troubleshooting
    169
  - Hand Brake
    170
- Steering and Linkage
  173
  - External View
    173
  - Specifications
    173
    
    Each Parts List
    174
    
    Power Steering Contorl Valve
    174
    
    Drive
    175
    
    Gear Pump
    175
    
    Relief Valve
    175
    
    Spool and Sleeve
    175
    
    Structure and Function of each Part
    175
    
    At Neutral
    176
    
    Left Turn
    177
    
    Right Turn
    178
    
    At Emergency (Engine Stop)
    179
    
    Disassembly and Reassembly of Control Valve
    180
  - Power Steering Cylinder
    186
    
    Cylinder Head and Piston Rod
    187
    
    Cylinder Tube and Piston
    187
    
    Seal Components
    187
    
    Steering Pump
    190
    
    Troubleshooting (Steering Control Unit)
    191
- Hydraulic System
  193
  - Name of Components (Hydraulic Circuit)
    193
  - Specifications
    193
    
    Control Lever
    195
    
    Control Valve Ass’y
    195
    
    Of Cylinder Case Ass'y
    195
    
    Rod
    195
    
    Hydraulic Arm
    196
    
    Hydraulic Arm Shaft
    196
    
    Lift Arm
    196
    
    Piston
    196
    
    Cylinder Head
    197
    
    Control Valve
    199
  - Name of Components
    199
    
    Operation (Flow of Oil)
    200
    
    When Valve Is at “O” Position
    200
    
    When Valve Is at “S” Position
    200
    
    Disassembly, Inspection and Reassembly of Control Valve
    201
    
    Relief Valve
    201
    
    Spool
    201
    
    Pressure Adjustment of Relief Valve
    202
    
    Control Valve (for Lifting/Lowering Implement) 34001611
    203
    
    Neutral Position
    204
    
    Lifting Position
    205
    
    Lowering Position
    206
    
    Linkage
    207
    
    “RAISE” Position
    207
    
    “LOWER” Position
    208
    
    Cap, Plate
    209
    
    Lever, Control Lever, Bracket
    209
    
    Poppet
    209
    
    Nut Tightening Torque
    210
    
    Pilot Spool
    210
    
    Spool Head Tightening Torque
    210
    
    Unload Valve, Check Valve
    210
    
    Installation of Poppet (Lowering Valve)
    212
    
    Adjustment of Feedback Link
    213
    
    Control Lever Return Rod Adjustment
    213
  - Trouble Shooting
    214
  - Remote Control Valve
    216
    
    Extending Position
    218
    
    Retracting Position
    219
- Electric Units and Accessories
  221
  - Compornent Location
    221
  - Instrument Panel Circuit
    227
  - Wiring
    227
  - Lighteing Circuit
    228
  - Horn Circuit
    229
  - Fuel Level Circuit
    230
  - Engine Stop Solenoid Circuit
    231
  - Engine Coolant Temperature Circuit, Engine Oil Pressure Warning Circuit
    232
  - HST Cruise Control Circuit
    233
  - Parking Brake Warning Light Circuit
    234
  - Brake Lamp Circuit
    235
  - Safety Start Circuit
    236
  - Flasher and Hazard Lump Circuit
    237
  - Glow Plug and Glow Lamp Circuit
    238
  - Alternator and Engine Stop Solenoid Circuit
    239
- Cultivating Implement Installing Device
  243
  - Three Point Link
    243
    
    Name of Major Components of Three-Point Link
    243
    
    Standard for Three-Point Link
    243
  - PTO (Power Take-Off Shaft)
    244
    
    MID Mount PTO
    244
    
    Rear PTO
    244
- Maintenance Standards Table
  245

Shibaura ST321 Operator's Manual (75 pages)

Brand: Shibaura | Category: Tractor | Size: 11.25 MB

General Information
4
Table of Contents
5
Safety Precautions
6
Controls, Instruments and Operation
11
- Seat, Seat Belt and Rops
  11
- Lighting
  13
- Starting the Engine
  16
- Stopping the Engine
  17
- Break-In Procedures
  17
- Throttle Controls
  18
- Brake Controls
  19
  - Four-Wheel Drive
    20
  - Mechanical Transmission
    20
  - Hydrostatic Transmission
    22
  - Clutch Pedal
    23
  - Differential Control
    23
- Towing the Tractor
  25
- Hood Lutch
  26
- Three Point Linkage
  26
- Hydraulic Lift System
  27
- Driving the Tractor
  32
- Wheel Tread Settings
  33
- Tractor Weighting
  34
- Tire Pressures
  36
Lubrication and Maintenance
37
- Lubrication and Maintenance Chart
  38
- Fuel and Lubricants
  38
- Fuel and Lubricant Service Procedures
  40
- General Maintenance
  46
- Tractor Storage
  60
- International Symbols
  75

Shibaura ST321 Brochure & Specs (6 pages)

Compact Tractor

Brand: Shibaura | Category: Lawn Mower | Size: 1.33 MB

Shibaura Categories

Lawn Mower Controller Tractor Water Pump Engine

More Shibaura Manuals

Shibaura ST321 Manuals

Shibaura ST321 Workshop Manual (248 pages)

Table of Contents

Chapter 1 GENERAL

Chapter 2 ENGINE

Chapter 3. Tractor Main Body

Shibaura ST321 Operator's Manual (75 pages)

Table of Contents

Shibaura ST321 Brochure & Specs (6 pages)

Related Products

Shibaura Categories