Kubota D1803-M-DI Manuals

Manuals and User Guides for Kubota D1803-M-DI. We have 2 Kubota D1803-M-DI manuals available for free PDF download: Workshop Manual

Kubota D1803-M-DI Workshop Manual

Kubota D1803-M-DI Workshop Manual (182 pages)

WSM 03-M-E3B SERIES, 03-M-DI-E3B SERIES, 03-M-E3BG SERIES

Brand: Kubota | Category: Engine | Size: 3 MB

Table of Contents

Before Servicing and Repairing
3
Safety First
3
Specifications
7
Dimensions
18
Wiring Diagram
24
Table of Contents
25
1 Engine Identification

26
- Model Name and Engine Serial Number
  26
- Month of Manufacture
  27
- E3B Engine
  28
- Cylinder Number
  28
2 General Precautions

29
3 Maintenance Check List

30
4 Check and Maintenance

33
5 Special Tools

63
- Diesel Engine Compression Tester
  63
- Oil Pressure Tester
  63
- Injection Pump Pressure Tester
  64
- Valve Guide Replacing Tool
  64
- Bushing Replacing Tools
  65
- Crankshaft Bearing 1 Replacing Tool
  65
- Flywheel Stopper
  65
- Auxiliary Socket for Fixing Crankshaft Sleeve
  66
- Socket Wrench for Crank Pulley Nut
  66
- Balancer Metal Replacing Tool
  68
- Idle Gear 2 Puller
  70
- Mechanism
  71
- Engine Body
  72
- Piston
  72
- Built-In Dynamic Balancer (Balancer Model Only
  73
- Half-Floating Head Cover
  74
- Bottom Bypass System
  75
- Cooling System
  75
- Fuel System
  76
- Governor
  76
- Boost Compensator
  77
- Turbocharger System
  77
  - Servicing
    78
  - Clean or Replace
    79
  - Engine Body
    79
  - Troubleshooting
    79
  - Adjust S-27
    80
  - Repair or Replace S-29
    80
  - Replace
    80
  - Use Specified Fuel 5 to
    80
  - Electronic Governor
    83
  - Servicing Specifications
    85
  - Timing Gear
    88
  - Tightening Torques for General Use Screws, Bolts and Nuts
    97
  - Tightening Torques for Special Use Screws, Bolts and Nuts
    98
  - Checking and Adjusting
    99
  - Checking, Disassembling and Servicing
    99
  - Compression Pressure
    99
  - Engine Body
    99
  - Adjust
    102
  - Cooling System
    102
    
    Engine Oil Pressure
    102
    
    Fan Belt Tension
    102
  - Lubricating System
    102
    
    Radiator Cap Air Leakage
    103
    
    Radiator Water Leakage
    103
    
    Thermostat Valve Opening Temperature
    104
  - Fuel System
    105
    
    Injection Timing
    105
    
    Fuel Tightness of Pump Element
    107
    
    Fuel Tightness of Delivery Valve
    109
    
    Battery Voltage
    114
  - Electrical System
    114
    
    Magnet Switch Continuity Test
    116
    
    Magnetic Switch Test
    116
    
    Motor Test
    116
    
    Alternator on Unit Test
    117
    
    Glow Plug Continuity
    117
    
    Glow Plug Lead Terminal Voltage
    117
    
    Compressor Side
    118
    
    Engine Stop Solenoid
    118
    
    Radial Clearance
    118
    
    Turbine Side
    118
  - Turbocharger
    118
  - Electronic Governor
    119
    
    Speed Sensor
    119
    
    Water Temperature Sensor
    119
    
    Oil Pressure Switch
    120
    
    Solenoid
    121
    
    Alternator
    122
    
    Glow Plug Harness
    122
    
    Speed Switch
    122
    
    Battery
    123
    
    Emergency Stop Switch
    123
    
    Slow down Switch
    123
    
    Air Cleaner, Muffler and Others
    124
  - Disassembling and Assembling
    124
  - Draining Oil and Coolant
    124
  - External Components
    124
  - Turbocharger
    125
  - Cylinder Head and Valves
    126
    
    Injection Pipes
    126
    
    Nozzle Holder Assembly and Glow Plug
    127
    
    Nozzle Heat Seal Service Removal Procedure
    128
    
    Rocker Arm and Push Rod
    128
    
    Cylinder Head
    129
    
    Tappets
    130
    
    Thermostat Assembly
    131
    
    Valves
    131
    
    Water Pump Assembly
    131
  - Gear Case and Timing Gears
    132
    
    Injection Pump
    132
    
    Governor Springs and Speed Control Plate
    134
    
    Fan Drive Pulley
    136
    
    Idle Gear 2 and Hydraulic Pump Base Assembly
    137
    
    Crankshaft Oil Slinger
    138
    
    Gear Case
    138
    
    Idle Gear
    138
    
    Camshaft and Balancer Shaft
    139
    
    Crank Gear
    140
    
    Fuel Camshaft and Fork Lever Assembly
    140
    
    Oil Pump
    140
    
    Oil Pan and Oil Strainer
    141
  - Piston and Connecting Rod
    141
    
    Pistons
    142
    
    Piston Ring and Connecting Rod
    144
    
    Bearing Case Cover
    146
  - Flywheel and Crankshaft
    146
  - Main Bearing Case Assembly
    148
  - Starter
    149
  - Alternator
    150
  - Cylinder Head and Valves
    151
  - Servicing
    151
    
    Top Clearance
    151
    
    Cylinder Head Flaw
    152
    
    Cylinder Head Surface Flatness
    152
    
    Valve Recessing
    153
    
    Clearance between Valve Stem and Valve Guide
    154
    
    Replacing Valve Guide
    154
    
    Valve Seating
    155
    
    Correcting Valve and Valve Seat
    156
    
    Free Length and Tilt of Valve Spring
    157
    
    Valve Lapping
    157
    
    Valve Spring Setting Load
    157
    
    Oil Clearance between Rocker Arm and Rocker Arm Shaft
    158
    
    Oil Clearance between Tappet and Tappet Guide Bore
    158
    
    Push Rod Alignment
    158
    
    Idle Gear Side Clearance
    159
    
    Timing Gear Backlash
    159
    
    Camshaft Alignment
    160
    
    Camshaft Side Clearance
    160
    
    Cam Height
    161
    
    Oil Clearance of Camshaft Journal
    162
    
    Balancer Shaft Alignment
    163
    
    Balancer Shaft Side Clearance
    163
    
    Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
    163
    
    Replacing Idle Gear Bushing
    163
    
    Oil Clearance of Balancer Shaft Journal
    164
  - Piston and Connecting Rod
    164
    
    Piston Pin Bore I.D.
    164
    
    Connecting Rod Alignment
    165
    
    Oil Clearance between Piston Pin and Small End Bushing
    165
    
    Replacing Connecting Rod Small End Bushing
    165
    
    Piston Ring Gap
    166
    
    Clearance between Piston Ring and Groove
    167
    
    Crankshaft Alignment
    168
    
    Side Clearance of Crankshaft
    168
    
    Oil Clearance between Crankpin and Crankpin Bearing
    169
    
    Oil Clearance between Crankshaft Journal and Crankshaft Bearing
    170
    
    Replacing Crankshaft Bearing
    170
    
    Replacing Crankshaft Sleeve
    172
    
    Cylinder Wear
    173
    
    Correcting Cylinder
    174
    
    Clearance between Rotor and Cover
    175
  - Oil Pump
    175
    
    Overrunning Clutch
    175
    
    Rotor Lobe Clearance
    175
  - Starter
    175
    
    Commutator and Mica
    176
    
    Brush Wear
    177
    
    Armature Coil
    178
    
    Brush Holder
    178
    
    Field Coil
    178
  - Alternator
    179
    
    Bearing
    179
    
    Rotor
    179
    
    Slip Ring
    179
  - Stator
    179
  - IC Regulator
    180
  - Rectifier
    180

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Kubota D1803-M-DI Workshop Manual

Kubota D1803-M-DI Workshop Manual (124 pages)

03-M-DI SERIES

Brand: Kubota | Category: Engine | Size: 4 MB

Table of Contents

Mechanism

10
- Diesel Engines
  1
- Specifications
  6
- Dimensions
  8
- Table of Contents
  10
- 1 Engine Body
  
  11
  - Hollow Core
    11
  - Piston
    11
  - Built-In Dynamic Balancer (Balancer Model Only
    12
  - Half-Floating Head Cover
    12
- 2 Cooling System
  
  13
  - Bottom Bypass System
    13
- 3 Fuel System
  
  14
  - Governor
    14
- 4 Electrical System
  
  16
  - Starter Auto Reduction Unit
    16
    
    Basic Circuit
    16
    
    General
    16
    
    Component
    17
    
    Function
    17
Servicing

20
- 1 General
  
  22
  - Engine Identification
    22
    
    Model Name and Engine Serial Number
    22
    
    Cylinder Number
    23
  - General Precaution
    24
  - Tightening Torques
    25
    
    Tightening Torques for General Use Screws, Bolts and Nuts
    25
    
    Tightening Torques for Special Use Screws, Bolts and Nuts
    25
  - Troubleshooting
    26
  - Servicing Specifications
    29
  - Maintenance Check List
    38
  - Check and Maintenance
    40
    
    Daily Check Points
    40
    
    Check Points of Every 50 Hours
    41
    
    Check Points of Every 100 Hours
    42
    
    Check Point of Every 200 Hours
    44
    
    Check Points of Every 400 Hours
    45
    
    Check Points of 500 Hours
    47
    
    Check Points of Every 1 or 2 Months
    50
    
    Check Point of Every 800 Hours
    52
    
    Check Point of Every Year
    52
    
    Check Points of Every 1500 Hours
    53
    
    Check Point of Every 3000 Hours
    54
    
    Check Points of Every 2 Years
    54
  - Special Tools
    55
- 2 Engine Body
  
  63
  - Checking and Adjusting
    63
  - Disassembling and Assembling
    64
    
    Draining Coolant and Oil
    64
    
    External Components
    64
    
    Cylinder Head and Valves
    65
    
    Timing Gears, Camshaft and Fuel Camshaft
    70
    
    Camshaft
    74
    
    Idle Gear
    74
    
    Piston and Connecting Rod
    76
    
    Crankshaft
    79
  - Servicing
    82
    
    Cylinder Head and Valves
    82
    
    Timing Gears, Camshaft and Fuel Camshaft
    87
    
    Idle Gear, Camshaft, Balancer Shaft Clearance
    88
    
    Piston and Connecting Rod
    91
    
    Crankshaft
    94
    
    Oil Clearance: Crankshaft Journal, Crankshaft Bearing
    96
    
    Cylinder
    100
    
    Engine Oil Pressure
    102
- 3 Lubricating System
  
  102
  - Checking
    102
  - Servicing
    103
- 4 Cooling System
  
  104
  - Checking and Adjusting
    104
  - Disassembling and Assembling
    106
- 5 Fuel System
  
  107
  - Checking and Adjusting
    107
    
    Injection Pump
    107
    
    Injection Nozzle
    109
- 6 Electrical System
  
  110
  - Starter
    110
  - Alternator
    111
  - Glow Plug
    112
  - Engine Stop Solenoid
    112
  - Glow Lamp Relay
    113
  - Starter Auto Reduction Unit
    113
  - Disassembling and Assembling
    114
    
    Alternator
    114
    
    Starter
    114
  - Servicing
    117
    
    Starter
    117
    
    Alternator
    119
    
    Wiring Diagram
    121
- 7 Turbo Charger System
  
  122
  - Checking
    122
  - Disassembling and Assembling
    123

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