Guardian Technologies 4270 Start / Stop Switch, Cover, Engine Control Box, Hour Meter, Decal

Page 77

 

 

 

Section 9

 

 

 

Exploded Views / Part Numbers

 

 

 

 

 

 

 

 

 

ITEM

QTY.

DESCRIPTION

1

1

Start / Stop Switch

2

1

Cover, Engine Control Box

3

1

Hour Meter

4

1

Fuse Holder, SFE-14

5

1

Switch, Pushbutton SPST

6

2

PPHMS M3-0.5 x 10

7

2

Lockwasher M3

8

1

Fuse, SFE-14

9

1

Decal

10

1

Boot / Nut / Preheat Switch

11

4

Lockwasher, M5

12

1

Boot, Circuit Breaker

13

1

Harness

14

2

Hex Nut, M3

15

1

Box, Engine Control

16

1

Frame, Control Panel

17

1

Plug, Oil Fill

18

1

Dipstick Assembly

19

1

Hose, Dipstick Tube

20

1

Hose, Filler Tube

21

2

Hose Clamp 7/8-3/8

22

2

Hose Clamp Size #16

23

4

M4-0.7 x 16 HHCS Taptite

24

4

Washer, Flat #6

25

1

Grommet

26

2

Gasket, Engine Control Box

27

1

Circuit Breaker, 35A, 2 Pole

28

2

Nut, Hex M6-1.0

29

4

PHMS M5-0.8 x 12

30

4

Flatwasher, #8

31

2

Washer, Split Lock ¼" - M6

32

4

Screw, PPHM #6-32 x 1/4"

33

1

Gasket, Hourmeter

34

1

Gasket, Switch

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Contents Diagnostic Repair Manual Replacement Parts SafetyTable of Contents 57-59 Electromagnetic Induction MagnetismElectromagnetic Fields More Sophisticated AC Generator Simple AC GeneratorGenerator Operating Diagram Line Breakers 120 VAC only Field BoostGenerator AC Connection System Connection for 120/240 VAC Dual Voltage LIC Grit or Abrasive to Clean Slip Rings Rotor AssemblyBrush Holder Battery Charge ComponentsExcitation Circuit Components GeneralAdjustment Procedure Adjust POT LED162 Voltage RegulatorControl Panel Components Control Panel Component IdentificationEffects of Dirt and Moisture Cleaning the GeneratorDrying the Generator Insulation Resistance TestersStator Insulation Resistance Brushing and Vacuum CleaningCloth or Compressed AIR Stator SHORT-TO-GROUND TestsMegohmmeter Testing Rotor InsulationVOM MetersMeasuring AC Voltage Measuring DC VoltageMeasuring Resistance Measuring AC FrequencyMeasuring Current Ohms LAW Electrical UnitsCircuit CONDITION- OFF IntroductionOperational Analysis Circuit CONDITION- PRE-HEAT Circuit CONDITION- Cranking Circuit CONDITION-RUNNING Circuit CONDITION- Shutdown Circuit CONDITION- Fault Shutdowns Engine Control Circuit Board BatteryChecking Battery State of Charge Effects of TemperatureCharging a Battery Adding WaterSTART/STOP Switch Preheat SwitchAMP Fuse Starter Contactor & MotorFuel Injection Pump Engine GovernorFuel NOZZLES/INJECTORS Glow PlugsAdapter LOW OIL Pressure Switch LOW OIL Pressure Switch High Coolant Temperature SwitchEngine Protective Devices Overspeed ProtectionTroubleshooting Flowcharts Troubleshooting Flowcharts Problem 3 No Battery Charge Output Troubleshooting Flowcharts Troubleshooting Flowcharts Troubleshooting Flowcharts Troubleshooting Flowcharts Troubleshooting Flowcharts Test 1- Check NO-LOAD Voltage Frequency Test 2 Check & AdjustTest 4- Fixed Excitation TEST/ROTOR AMP Draw Test 3- Test Excitation Circuit BreakerRe-connect Wire 11 and Wire 22 to the Voltage Regulator Test 5- Wire ContinuityTest 6- Check Field Boost Set a VOM to its Rx1 scaleModel QP75D Test 7 Test Stator DPE WindingTest 9- Check Brush Leads Test 8- Check Sensing Leads / Power Windings159W 184WTest 10 Check Brushes & Slip Rings Test 11- Check Rotor AssemblyTance Tests Procedure Test 12 Check Main Circuit Breaker Test 15 Check Battery Charge OutputTest 13- Check Load Voltage Frequency Test 14- Check Load Watts & AmperageShort to Ground Test 16 Check Battery Charge RectifierBattery Charge Rectifier BCR is a full wave rectifier Set a VOM to read battery voltage 12 VDC Test 19- Test PRE-HEAT SwitchTest 18 TRY Cranking the Engine Test 20- Check Fuel PumpTest 23- Check Power Supply to Circuit Board Test 22- Check Battery & CablesDisconnect the connector from the wires of the fuel pump Test 21- Check 14 AMP FuseNot Activated Test 24 Check START-STOP SwitchConditions Affecting Starter Motor Performance Test 26- Test Starter ContactorTest 27 Check Starter Motor Pinion Checking the PinionTools for Starter Performance Test Measuring CurrentTachometer Testing Starter MotorTest Bracket Starter motor test bracket may be made as shown in FigureTest 30 Check Wire Test 29 Check Wire 14 Power SupplyIf Wire 18 checks GOOD, proceed to Problem 8 Section Test 28- Check Fuel SupplyTest 34- Test D1 Diode Test 32- Test Preheat ContactorTest 33- Test Glow Plugs Test 36- Fuel Injector Pump Test 35- Check Valve AdjustmentRemove the valve cover from engine Disconnect the battery Adjust the regulated pressure on the gauge to 80 psi If fuel is noted, proceed to next step in flowchartDown Test / Compression Test Repeat Steps 1 through 8 on remaining cylinderTest 39- Check Circuit Board for Ground Test 38 Check OIL Pressure SwitchTest 40- Test Water Temperature Switch Components for Short to Ground Test 43 Check Wire 15 for Short to GroundIf continuity is measure, replace the switch Major Disassembly Belt Tensioning RE-ASSEMBLYFAN Belt Line Corner UP Between 5˚ to 10˚Section Exploded Views / Part Numbers Stator Assembly Rotor AssemblyFlywheel Assembly Bearing Carrier, FrontBase Frame Drawing No D2357-A Door, Service Front Door, Service RearBase Frame Weldment Slide Latch FlushEnclosure Drawing No D2358-D Cover, Access Electrical Cover, Access LiftGasket, Electrical Access Decal, Battery +Views / Part Cover Plate, Scroll Weldment 25 26 Assembly Marine Control Board Assembly, Potted RegulatorRectifier, Battery Charging Wire Assembly #Intake and Exhaust System Drawing No D2362-B Chamber Air Intake Exhaust GasketAir Filter Hose, Air InletViews / Part Numbers Boot, Battery Cable Fuel Pump AssemblyCable, Battery Wire Assembly, Black #4 GroundCustomer Controls Assembly Drawing No D2364-D Switch, Pushbutton Spst Start / Stop SwitchBoot / Nut / Preheat Switch Boot, Circuit BreakerCamshaft Gear Camshaft AssemblyKEY Gear2630 Liter Diesel Cylinder Head Drawing No D2794 Liter Diesel Crankshaft, Piston and Flywheel Drawing No -B Spring Idler Gear AssemblyThrust Washer OIL Pump CoverIncludes ALL Components Shown below Rocker ARM AssemblyIntake Rocker ARM Exhaust Rocker ARMLiter Diesel Injector Pump Drawing No -C Tank Return Model 04270 To Injection Pump To Fuel Pump 27 25 19 18 HOUSING, Timing Gear 3114 Liter Diesel Water Pump Drawing No Charts Generator Specifications Engine SpecificationsType Quietpact Model ROTOR/STATOR Resistance ValuesPage Data Data Electrical Data C4945 Schematic Drawing No C4945-A ModelC4946-A ElectricalSheet 2 OF4996 REV. O
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