Kubota WG1903-E3 Manuals

Manuals and User Guides for Kubota WG1903-E3. We have 1 Kubota WG1903-E3 manual available for free PDF download: Workshop Manual

Kubota WG1903-E3 Workshop Manual

Kubota WG1903-E3 Workshop Manual (168 pages)

GASOLINE, LPG, NATURAL GAS ENGINE

Brand: Kubota | Category: Engine | Size: 16 MB

Table of Contents

Information

6
- Additional Information
  3
- Table of Contents
  6
- Safety First
  7
- Specifications
  10
- Important Items of Exhaust Emission Regulation
  17
- Three-Way Catalyst
  18
- Vaporizer and Lock off Valve
  18
- Length of the Vapor Hose
  18
- Important Notice
  18
- Emission-Related Installation Instructions
  18
- Exhaust System
  18
- Intake System
  18
- Crankcase Ventilation Connections
  18
- Gasoline Fuel System
  18
- Gaseous Fuel System
  18
- Malfunction Indicator Light (MIL
  19
- Vehicle Interface Connectors
  19
- Engine Control Unit (ECU
  19
- Performance Curves
  20
- Dimensions
  23
- Wiring Diagram
  30
General

37
- Engine Identification
  38
- Engine Model Name, Code Number and Engine Serial Number
  38
- Cylinder Number
  40
- E3 Engine
  40
- Converter
  41
- General Precautions
  42
- Maintenance Check List
  43
- Check and Maintenance
  44
- Daily Check Points
  44
- Check Points of Initial 50 Hours
  48
- Check Points of Every 50 Hours
  49
- Check Points of Every 100 Hours
  50
- Check Points of Every 200 Hours
  51
- Check Points of Every 1000 Hours
  52
- Check Points of Every 500 Hours
  52
- Check Points of Every 2000 Hours
  54
- Check Points of Every 3000 Hours
  54
- Check Points of Every 1 Year
  55
- Check Points of Every 2 Years
  58
- Special Tools
  62
Mechanism

69
- Crankcase
  71
- Engine Body
  71
- Half-Floating Head Cover
  71
- Pcv Valve
  71
- Crankshaft
  72
- Cylinder Head
  72
- Positive Crankcase Ventilation (Pcv) System
  72
- Camshaft
  73
- Connecting Rod
  73
- Piston and Piston Ring
  73
- Inlet and Exhaust Valves
  74
- Rocker Arm Assembly
  74
- Tappet Assembly (for Lm Model)
  75
- General
  76
- Lubricating System
  76
- Oil Filter Cartridge
  77
- Oil Pump
  77
- Relief Valve
  77
- Oil Cooler
  78
- Oil Pressure Switch
  78
- Cooling System
  79
- General
  79
- Thermostat
  80
- Water Pump
  80
- Bottom Bypass System
  81
- Radiator
  81
- Auto Tensioner Assembly
  82
- Radiator Cap
  82
- Fuel System
  83
- General
  83
- Electronic Throttle Body (Etb)
  84
- Fuel Filter
  84
- Fuel Pressure Manifold (FPM)
  85
- Fuel Pump
  85
- Injectors and Delivery Pipe
  86
- Vaporizer (Dual Stage Regulator)
  87
- Direct Electronic Pressure Regulator (Depr)
  88
- Lock off Valve
  88
- Mixer
  88
- Exhaust System
  89
- Three-Way Catalyst
  89
- Oxygen Sensor
  90
- Electrical System
  91
- General
  91
- Starter
  91
- Starting System
  91
- Starter Switch
  93
- Charging System
  94
- General
  94
- IC Regulator Built-In Type Alternator
  94
- Starter Safety System
  94
- Engine Control Unit (Ecu)
  97
- Engine Coolant Temperature Sensor
  97
- Camshaft Position Sensor
  98
- Crankshaft Position Sensor
  98
- Temperature and Manifold Absolute Pressure Sensor (Tmap Sensor)
  98
- Ignition Coil
  99
- Knock Sensor
  99
Servicing

100
- For General
  101
- Troubleshooting
  101
- For Gasoline Fuel
  102
- For Lpg / Natural Gas Fuel
  102
- Servicing Specifications
  103
- Tightening Torques
  110
- Tightening Torques of Screws, Bolts and Nuts for General Use
  110
- Tightening Torques of Screws, Bolts and Nuts for Special Use
  111
- Checking and Adjusting
  113
- Checking, Disassembling and Servicing
  113
- Engine Body
  113
- Cooling System
  116
- Lubricating System
  116
- Fuel System
  118
- Ignition System
  121
- Electrical System
  123
- Disassembling and Assembling
  127
- Draining Engine Oil and Coolant
  127
- External Components
  128
- Cylinder Head, Valves and Oil Pan
  130
  - Intake Manifold
    130
- Thermostat
  136
  - Thermostat Assembly
    136
- Gear Case and Timing Gears
  137
- Piston and Connecting Rod
  139
- Crankshaft
  140
- Starter
  145
- Alternator
  146
- Cylinder Head and Valves
  147
  - Valve Recessing
    148
- Servicing
  147
- Timing Gear and Camshaft
  153
- Piston and Connecting Rod
  155
  - Connecting Rod Alignment
    157
- Crankshaft
  157
- Cylinder
  162
- Oil Pump
  163
- Starter
  163
  - Overrunning Clutch
    163
  - Brush Holder
    164
  - Armature Coil
    165
  - Field Coil
    165
- Alternator
  165

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