wsm wg972-e4 Gasoline Engine Manuals

wsm wg972-e4 Gasoline Engine Manuals

Manuals and User Guides for wsm wg972-e4 Gasoline Engine. We have 1 wsm wg972-e4 Gasoline Engine manual available for free PDF download: Workshop Manual

wsm wg972-e4 Workshop Manual

wsm wg972-e4 Workshop Manual (153 pages)

gasoline, lpg, natural gas

Brand: wsm | Category: Engine | Size: 14 MB

Table of Contents

Information

4
- Table of Contents
  4
- 1 Safety First
  
  5
- 2 Specifications
  
  8
- 3 Emission Regulation
  
  11
  - General
    11
  - Important Items of Exhaust Emission Regulation
    11
    
    Important Notice
    11
    
    Emission-Related Installation Instructions
    11
- 4 Performance Curves
  
  12
- 5 Dimensions
  
  16
- 6 Wiring Diagram
  
  19
General

26
- 1 Engine Identification
  
  27
  - Engine Model Name, Code Number and Engine Serial Number
    27
  - Tamper Resistance
    29
  - E4 Engine
    29
  - Cylinder Number
    29
  - Catalytic Muffler / Converter
    30
- 2 General Precautions
  
  31
- 3 Maintenance Check List
  
  32
- 4 Check and Maintenance
  
  37
- 5 Special Tools
  
  56
Mechanism

60
- 1 Engine Body
  
  62
  - Cylinder Block
    62
  - Half-Floating Head Cover
    62
  - Cylinder Head
    63
  - Crankshaft
    63
  - Piston and Piston Ring
    64
  - Oil Pan
    64
  - Connecting Rod
    65
  - Camshaft
    65
  - Rocker Arm Assembly
    65
  - Inlet and Exhaust Valves
    66
  - Flywheel
    66
  - Closed Breather
    66
- 2 Lubricating System
  
  67
  - General
    67
  - Oil Pump
    68
  - Relief Valve
    68
  - Oil Filter Cartridge
    68
  - Oil Pressure Switch
    69
- 3 Cooling System
  
  70
  - General
    70
  - Cooling Fin
    70
  - Water Pump
    70
  - Thermostat
    71
  - Radiator
    71
  - Radiator Cap
    72
- 4 Fuel System
  
  73
- 5 Exhaust System
  
  82
  - Three-Way Catalyst
    82
  - Oxygen Sensor
    83
- 6 Electrical System
  
  84
  - Starting System
    84
  - Charging System
    85
    
    General
    85
    
    IC Regulator Built-In Type Alternator
    85
  - Engine Control Unit (Ecu)
    88
  - Water Temperature Sensor
    88
  - Temperature and Manifold Absolute Pressure Sensor (Tmap Sensor)
    89
  - Crankshaft Position Sensor
    89
Servicing

91
- 1 Troubleshooting
  
  92
- 2 Servicing Specifications
  
  97
- 3 Tightening Torques
  
  103
  - Tightening Torques for General Use Screws, Bolts and Nuts
    103
  - Tightening Torques for Special Use Screws, Bolts and Nuts
    104
- 4 Checking, Disassembling and Servicing
  
  105
  - Checking and Adjusting
    105
    
    Engine Body
    105
    
    Lubricating System
    107
    
    Cooling System
    108
    
    Fuel System
    109
    
    Ignition System
    110
    
    Electrical System
    112
  - Disassembling and Assembling
    116
    
    Draining Coolant and Engine Oil
    116
    
    External Components
    117
    
    Cylinder Head, Valves and Oil Pan
    118
    
    Thermostat
    122
    
    Timing Gear, Camshaft
    122
    
    Piston and Connecting Rod
    124
    
    Crankshaft
    125
    
    Starter
    129
    
    Alternator
    130
  - Servicing
    131
    
    Combustion Chamber
    131
    
    Cylinder Head and Valves
    132
    
    Timing Gear and Camshaft
    137
    
    Piston and Connecting Rod
    140
    
    Crankshaft
    143
    
    Cylinder
    147
    
    Oil Pump
    148
    
    Starter
    149
    
    Alternator
    151

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