Guardian Technologies 4270 manual Schematic Drawing No C4945-A Model

Page 97

Section 11

ELECTRICAL DATA

Schematic – Drawing No. 0C4945-A Model 04270-0

F1 -FUSE14AMPSFE FS -FUELSOLENOID FP -FUELPUMP GP -GLOWPLUGS H M -HOURMETER

DPE -EXCITATIONWINDING

D2 -DIODE600V,6AMP

D1 -DIODE600V,6AMP

C B 1 -CIRCUITBREAKER35A C B 2 -CIRCUITBREAKER(4A)

B CW -BATTERYCHARGER

B CR -BATTERYCHARGERECTIFIER

A VR -AUTOMATICVOLTAGEREGULATOR

LEGEND

 

 

 

 

RED

 

 

 

B LAC K

 

 

 

 

 

 

 

157

SC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

16

16

 

 

SM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

157

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PHC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

SW

B H1-1 0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H1

 

157

15

150

 

 

PHC

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-11

 

 

 

 

150

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

150

 

 

 

 

 

 

 

 

 

 

 

 

F1

 

 

 

B LK

 

FP

B LK

0

15

 

 

 

SW1

SW

SC

S

R1 R2

PHC

LOS

HWT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-SWITCH,START/STOP

-PR EH EATSWITCH

-START CO NTACTOR

-START ER

-R ESISTOR, 1 OHM,25W -R ESISTOR, 20OHM,12W

-PR EH EAT CO NTACTOR

- LOW OI L PRESSURESWITCH

-HI GH WAT ER TEMPSWITCH

 

 

15

 

 

 

B H1- 7

 

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- 8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H1

 

 

 

157

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-1 2

 

 

 

 

 

 

SW1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

 

B H1- 9

 

 

 

STOP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

D1

 

 

B H1 18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

- 8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

17

 

 

 

14

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

H M

14

 

 

 

 

B H 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-1

 

 

 

 

 

B H1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H1- 6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

0

 

 

 

0

 

 

- 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H 2- 4

 

 

 

 

 

 

 

18

R2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

FS

 

 

 

 

18

 

 

 

 

 

 

D2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H 2

B H 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- 9

 

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H 2- 2

 

10

9

3

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CO N TRO L

 

 

0

 

 

 

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B H1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-1

 

 

 

 

 

 

WIRE

A

 

*-WIR OU

15

B CW

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

B H 2

 

 

B H 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COLOR

 

 

TP

E

 

 

 

 

- 6

 

 

-1 0

 

 

 

 

 

 

 

 

 

 

 

 

 

66

55

77

 

85

 

56

 

 

 

 

 

 

 

4

 

FUSEDDC CONTROL

NEUTRAL

FUNCTION

 

 

UTCONNECTIONS

#11FOR120VON

 

 

 

B CR

 

 

SC

 

0

15

17

14

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HWT

LOS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

STOP CO

NN ECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

44

 

 

 

33

 

 

 

 

SEE

WIRIN G

 

 

 

 

 

 

 

 

 

LY

 

 

 

 

 

 

 

 

 

 

 

DIAGRA M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FOR

DETAILS

 

 

 

 

 

 

 

 

 

AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SCHEMATIC 1.0L DIESEL

C4945

1.0L RV

-

 

A

120V

O N LY A .C . O U TP U T CO NN ECTION S

 

(2-CIRC U ITS, 35 A EACH )

TO EN GIN E

A LTERN ATOR O U TP U T

CO N TRO L

LEA DS

TERM . #5

 

11

 

BH 2 -1 2

 

22

44

11

33

 

C B 1

 

C B 1A

 

11A

33 A

22

44

 

 

 

 

A .C . O U TP U T

 

 

 

C U STO ME R CO NN ECTION

 

T1

T3

T2

T2

 

2

6

 

 

22

 

 

 

 

 

C B 2

6

 

 

 

 

 

 

SEN DPE

DPE SEN

 

 

F-

A VR

F+

 

4

1

 

4

 

 

1

 

4

33

 

44

 

11

 

44

 

11

 

 

 

C B 1

 

 

 

11A

 

22

33

44 A

 

 

 

 

 

A .C . O U TP U T

 

 

 

C U STO ME R CO NN ECTION

 

 

T3

T1

 

T2

T2

A

120V

35A

240V

120V

120V

35A

 

120V

Page 95

Image 97
Contents Diagnostic Repair Manual Replacement Parts SafetyTable of Contents 57-59 Electromagnetic Fields MagnetismElectromagnetic Induction More Sophisticated AC Generator Simple AC GeneratorGenerator Operating Diagram Generator AC Connection System Field BoostLine Breakers 120 VAC only 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 Current Measuring AC FrequencyMeasuring Resistance Ohms LAW Electrical UnitsOperational Analysis IntroductionCircuit CONDITION- OFF 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 184WTance Tests Procedure Test 11- Check Rotor AssemblyTest 10 Check Brushes & Slip Rings Test 12 Check Main Circuit Breaker Test 15 Check Battery Charge OutputTest 13- Check Load Voltage Frequency Test 14- Check Load Watts & AmperageBattery Charge Rectifier BCR is a full wave rectifier Test 16 Check Battery Charge RectifierShort to Ground 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 SwitchTest 27 Check Starter Motor Test 26- Test Starter ContactorConditions Affecting Starter Motor Performance 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 33- Test Glow Plugs Test 32- Test Preheat ContactorTest 34- Test D1 Diode Remove the valve cover from engine Disconnect the battery Test 35- Check Valve AdjustmentTest 36- Fuel Injector Pump 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 40- Test Water Temperature Switch Test 38 Check OIL Pressure SwitchTest 39- Check Circuit Board for Ground If continuity is measure, replace the switch Test 43 Check Wire 15 for Short to GroundComponents for Short to Ground 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