Generac Power Systems 940 User Manuals

Table of Contents

• Part 1 - The AC Generator

  5
  • Generator Fundamentals

    7
  • Generator Major Components

    13
  • Operational Analysis

    17
  • Insulation Resistance

    19
  • Components Testing

    23
  • Control Panel

    27
  • Sheet Metal

    29
• Part 2 - Engine Mechanical

  35
  • General Information

    37
  • Valve Train

    41
  • Piston, Rings and Connecting Rod

    47
  • Crankshaft and Camshaft

    51
• Part 3 - Gasoline Fuel System

  55
  • Introduction to Fuel System

    55
  • Air Cleaner and Air Intake

    59
  • Filter and Fuel Pump

    61
  • Carburetor

    63
  • Automatic Choke

    67
  • Speed Control System

    69
• Part 4 - Gaseous Fuel System

  71
  • Introduction to Fuel System

    73
  • Shutoff Valve and Regulator

    77
  • Carburetor

    79
• Part 5 - Engine Oil and Cooling System

  81
  • Engine Oil System

    83
  • Engine Cooling System

    87
• Part 6 - Engine Electrical System

  89
  • Engine DC Control System

    91
  • A6060 Circuit Board

    93
  • Engine Cranking System

    95
  • Engine Ignition System

    99
  • Engine Shutdown Features

    103
  • Optional Remote Panel

    105
• Part 7 - Troubleshooting

  107
  • Generator and Speed Control

    109
  • Engine DC Control System / AC Troubleshooting

    111
• Part 8 - Specifications and Charts

  131
  • General Specifications

    133
  • Nominal Resistances of Generator Windings

    133
  • Electrical Schematic

    134
  • Wiring Diagram

    135
  • Engine Specifications

    136
  • Engine Torque Specifications

    141
  • Major Features and Dimensions

    142
    • Inverter

      143