Generac Power Systems 5410 User Manuals

Table of Contents

• Troubleshooting Flowcharts

  25
• If Problem Involves AC Output

  25
• Generator Fundamentals

  3
• Magnetism

  3
• Electromagnetic Fields

  3
• High or Low

  25
• Electromagnetic Induction

  3
• A Simple AC Generator

  4
• A More Sophisticated AC Generator

  4
• Residual Voltage (5-12 VAC) .

  26
• Field Boost

  6
• Generator AC Connection System .

  6
• When Load Is Applied

  27
• Major Generator Components

  8
• Flashing on SW1 LEd (4 Flashes)

  28
• Rotor Assembly

  8
• Stator Assembly

  8
• Brush Holder

  9
• (Gasoline Models) .

  28
• Excitation Circuit Components .

  9
• Crankcase Breather

  10
• Engine Will Not Crank .

  29
• Insulation Resistance Tests .

  12
• (Gasoline Units)

  30
• Effects of Dirt and Moisture

  12
• Insulation Resistance Testers .

  12
• (LP Units)

  31
• Drying the Generator .

  12
• Cleaning the Generator

  12
• Stator Insulation Resistance

  13
• (Gasoline Units)

  32
• Testing Rotor Insulation

  14
• The Megohmmeter

  14
• (LP Units)

  33
• Measuring Electricity

  15
• Meters .

  15
• or Low Oil Pressure Fault (5 Flashes)

  34
• The VOM .

  15
• Measuring AC Voltage

  15
• 7.5 Amp (F1) Fuse Blowing

  35
• Measuring DC Voltage

  15
• Measuring AC Frequency

  15
• Measuring Current

  16
• Measuring Resistance

  16
• Introduction

  36
• Electrical Units .

  17
• Check No-Load Voltage And Frequency

  36
• Ohm’s Law

  17
• Check Stepper Motor Control

  36
• Engine DC Control System

  18
• Fixed Excitation Test/Rotor Amp Draw .

  37
• Introduction

  18
• Operational Analysis

  18
• Check Field Boost

  39
• Printed Circuit Board .

  22
• Battery .

  22
• Test Stator DPE Winding

  39
• 7.5 Amp Fuse

  23
• Start-Stop Switch

  23
• Check Sensing Leads/Power Windings

  40
• & Starter Motor

  24
• Check Brush Leads

  41
• Check Brushes & Slip Rings

  42
• Check Rotor Assembly

  42
• Check Valve Adjustment

  57
• Check Main Circuit Breaker

  43
• Check Carburetion

  58
• Check Load Voltage & Frequency

  43
• Check Choke Solenoid

  58
• Check Load Watts & Amperage

  43
• Compression Test

  59
• Try Cranking the Engine

  44
• Check Oil Pressure Switch

  60
• Check Fuel Pump

  44
• Test Wire 86 for Continuity

  61
• Check 7.5 Amp Fuse

  45
• Test Oil Temperature Switch

  61
• Check Battery & Cables

  45
• Test Wire 85 for Continuity

  62
• Check Power Supply to Printed Circuit Board

  45
• Test Choke Heater

  62
• Check Continuity of Wire 17

  46
• Check LPG Fuel Solenoid

  63
• Check Start-Stop Switch

  46
• Check Power Supply to Wire 56

  47
• Exploded Views / Part Numbers

  64
• Base & Pulley Drawing .

  64
• Check Starter Contactor Relay

  47
• Enclosure Drawing

  66
• Control Panel Drawing

  68
• Check Starter Contactor

  48
• Engine Accessories Drawing

  70
• 530 RV Engine Drawing

  72
• Check Starter Motor

  48
• Rotor and Stator Drawing .

  74
• Check Fuel Supply

  51
• Specifications & Charts

  76
• Check Wire 14 Power Supply

  52
• Major Features And Dimensions

  76
• Check Wire 18

  53
• Generator Specifications

  77
• Generator Windings at 68°F

  77
• (Gasoline Models)

  53
• Torque Requirements

  77
• Check Ignition Spark

  54
• Electrical Data

  78
• Check Spark Plugs

  55
• Wiring Diagram .

  78
• Check and Adjust Ignition Magnetos

  55