Benutzerhandbuch für Guardian Technologies 4270

Inhaltsverzeichnis

• ENGINE GOVERNOR

  27
• FUEL INJECTION PUMP

  27
• FUEL NOZZLES/INJECTORS

  27
• GENERATOR FUNDAMENTALS

  3
• GLOW PLUGS

  27
• ENGINE PROTECTIVE DEVICES

  28
• MAGNETISM

  3
• LOW OIL PRESSURE SWITCH

  28
• ELECTROMAGNETIC FIELDS

  3
• HIGH COOLANT TEMPERATURE SWITCH

  28
• ELECTROMAGNETIC INDUCTION

  3
• OVERSPEED PROTECTION

  28
• A SIMPLE AC GENERATOR

  4
• A MORE SOPHISTICATED AC GENERATOR

  4
• FIELD BOOST

  6
• TROUBLESHOOTING FLOWCHARTS

  29
• GENERATOR AC CONNECTION SYSTEM

  6
• IF PROBLEM INVOLVES AC OUTPUT

  29
• MAJOR GENERATOR COMPONENTS

  8
• HIGH OR LOW

  29
• ROTOR ASSEMBLY

  8
• STATOR ASSEMBLY

  8
• BRUSH HOLDER

  9
• RESIDUAL VOLTAGE (5-12 VAC)

  30
• BATTERY CHARGE COMPONENTS

  9
• EXCITATION CIRCUIT COMPONENTS

  9
• NO BATTERY CHARGE OUTPUT

  31
• VOLTAGE REGULATOR

  10
• COMPONENT IDENTIFICATION

  11
• WHEN LOAD IS APPLIED

  32
• INSULATION RESISTANCE TESTS

  12
• PRIMING FUNCTION DOES NOT WORK

  32
• EFFECTS OF DIRT AND MOISTURE

  12
• ENGINE WILL NOT CRANK

  33
• INSULATION RESISTANCE TESTERS

  12
• DRYING THE GENERATOR

  12
• CLEANING THE GENERATOR

  12
• RUNS HARD

  34
• STATOR INSULATION RESISTANCE

  13
• TESTING ROTOR INSULATION

  14
• ENGINE STARTS THEN SHUTS DOWN

  35
• THE MEGOHMMETER

  14
• 14 AMP (F1) FUSE BLOWING

  36
• MEASURING ELECTRICITY

  15
• METERS

  15
• THE VOM

  15
• INTRODUCTION

  37
• MEASURING AC VOLTAGE

  15
• MEASURING DC VOLTAGE

  15
• Check No-Load Voltage And Frequency

  37
• MEASURING AC FREQUENCY

  16
• MEASURING CURRENT

  16
• Check Engine Governor

  37
• MEASURING RESISTANCE

  16
• ELECTRICAL UNITS

  17
• Test Excitation Circuit Breaker

  38
• OHM’S LAW

  17
• Fixed Excitation Test/Rotor Amp Draw

  38
• ENGINE DC CONTROL SYSTEM

  18
• Wire Continuity

  39
• INTRODUCTION

  18
• Check Field Boost

  39
• OPERATIONAL ANALYSIS

  18
• ENGINE CONTROLLER CIRCUIT BOARD

  24
• Test Stator DPE Winding

  40
• BATTERY

  24
• 14 AMP FUSE

  26
• Check Sensing Leads/Power Windings

  41
• PRE-HEAT SWITCH

  26
• START-STOP SWITCH

  26
• Check Brush Leads

  41
• STARTER CONTACTOR & MOTOR

  26
• Check Brushes & Slip Rings

  42
• Check Valve Adjustment

  53
• Check Rotor Assembly

  42
• Fuel Injector Pump

  53
• Check Main Circuit Breaker

  43
• Compression Test

  54
• Check Load Voltage & Frequency

  43
• Check Oil Pressure Switch

  55
• Check Load Watts & Amperage

  43
• Check Circuit Board for Ground

  55
• Check Battery Charge Output

  43
• Test Water Temperature Switch

  55
• Check Battery Charge Rectifier

  44
• Components for Ground

  56
• Battery Charge Resistor

  44
• Try Cranking the Engine

  45
• for Short to Ground

  56
• Test Pre-Heat Switch

  45
• Check Wire 15 for Short to Ground

  56
• Check Fuel Pump

  45
• ASSEMBLY

  57
• Check 14 Amp Fuse

  46
• MAJOR DISASSEMBLY

  57
• Enclosure/Panel Removal

  57
• Check Battery & Cables

  46
• Stator Removal

  57
• Check Power Supply to Circuit Board

  46
• Rotor Removal

  57
• Belt Tensioning

  57
• Check Start-Stop Switch

  47
• Engine Removal

  57
• Check Power Supply to Wire 56

  48
• Starter Removal

  58
• Fuel Injector Pump Removal

  58
• Check Starter Contactor

  48
• Radiator Removal

  58
• Re-assembly

  58
• Check Starter Motor

  48
• Belt Tensioning

  58
• Check Fuel Supply

  51
• Check Wire 14 Power Supply

  51
• Check Wire 18

  51
• SPECIFICATIONS & CHARTS

  88
• Check Fuel Solenoid

  51
• MAJOR FEATURES AND DIMENSIONS

  88
• ENGINE SPECIFICATIONS

  89
• Test Pre-Heat Contactor

  52
• GENERATOR SPECIFICATIONS

  89
• ROTOR/STATOR RESISTANCE VALUES

  90
• Test Glow Plugs

  52
• TORQUE SPECIFICATIONS

  90
• Test D1 Diode

  52
• ELECTRICAL DATA

  92