Lincoln Electric SVM107-B service manual PC Board Assembly IDLER/CONTROL

Page 115

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TOC

G-11

ELECTRICAL DIAGRAMS

 

G-11

PC BOARD ASSEMBLY - IDLER/CONTROL

 

 

 

 

ITEM

REQ’D PART NO.

IDENTIFICATION

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+.04

-

4.00

1.02

A

XX X

R48

R61

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TOC

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3.80

TP -

 

X

 

x

 

R74

R71

 

 

 

 

IDLER/FIELD

C1

x

C27

R73

R72

R70 DZ7

R58

R5

R4

X

x

 

 

 

 

X

 

x

 

 

 

 

 

 

 

 

X

 

x

 

 

 

 

 

 

 

 

X

 

x

 

 

 

 

 

 

 

 

X

 

x

 

 

 

 

 

 

 

 

X

 

x

 

 

 

 

 

 

 

 

X

 

xx

 

 

 

 

 

 

 

 

x

 

 

 

 

 

 

 

 

 

CONTROL

 

x

 

 

 

 

 

 

D9

RANGER8

x

 

 

R67

R68

R69

D15

 

xTP1

x

 

 

 

 

x

 

x

 

 

 

 

 

 

 

 

x

 

x

 

 

 

 

 

 

 

 

x

 

x

 

 

 

 

D3

 

 

 

x

 

x

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R41

 

 

 

 

J1

 

 

 

C15

 

R62

 

 

 

 

 

 

 

 

 

 

 

 

D10

TP-B

 

 

D16

R63

R64

R3

R56

R47

R23

 

Q6

 

Q4

 

 

 

XX X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R21

 

 

-C

 

 

 

 

 

 

 

 

 

 

TP

C29

 

DZ2

 

 

 

 

 

 

 

 

R20

R17

R18

R19

D4

 

 

 

C2

C10

 

 

 

X1

 

 

 

 

 

DZ8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q1

 

 

 

C30

R40

R46

R45

D11

R31

R42

R12

 

 

 

 

 

 

 

 

 

 

 

 

Q3

DZ3

D14 R57

R39

TP-D

R29

R44

R51

R52

C24

R34

R33

R32

 

DZ6

R60

 

C19

 

 

 

X3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R66

C4

R15

 

 

 

 

R16

R54

 

 

 

 

 

 

 

 

R53

C26

R11

R65

X5

DZ5

C28

C7

R13

X4

C11

X2

DZ4

C3

Q5

R14

C12

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.20

0

0

D13

C16

D1

C21

C8

R6

 

C9

 

 

 

 

 

R9

L8484-3

.20

R8

C13

C14

C22

D8

D7

R50

D12

R10

R49

R43

C23

R7

 

 

 

 

 

 

 

 

 

 

 

3.20

5.80

+.04

-

 

 

6.00

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UNLESS OTHERWISE SPECIFIED:

CAPACITORS=MFD/VOLTS

RESISTORS=OHMS (1/4 WATT)

INDUCTANCE=HENRYS

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.

7-14-2000D

L8484-3

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Contents Rangertm Safety Electric Shock can kill Iii Welding Sparks can cause fire or explosionPrécautions DE Sûreté Master Table of Contents for ALL Sections Table of Contents Installation Section Welding Output Auxiliary Power50 100 150 200 20 B50 100 150 200 250 300 350 Output Amps Installation Instructions Fuel Battery ConnectionsOil AWGAngle of Operation Constant Current Connection of the LN-7 to the RangerWelder Output RangerMotor Starting Duplex ReceptaclesType Common Electrical Devices Possible Concerns Electrical Device USE with the RangerStandby Power Connections Auxiliary Power While WeldingFigure A.1 Connection of Ranger 8 to Premises WiringRanger Table of Contents Operation Section AC/DC Stick Welding Constant Current DC Semiautomatic Wire Feed Welding Constant VoltageAC/DC TIG Welding Constant Current Welding voltage control with the Range switch set Control SwitchProvides a fine welding current adjustment within Range Switch settings in the STICK/TIG modeStopping the Engine Starting/Shutdown InstructionsStick Constant Current Welding Wire Feed Welding Processes Constant VoltageTIG Constant Current Welding Stick Auto Summary of Welding ProcessesSection C-1Section C-1 Accessories Recommended Equipment Ranger Table of Contents Maintenance Kohler Onan Honda Routine MaintenanceEngine OIL Change Engine OIL Refill CapacitiesOIL Filter Change Slip Rings Engine AdjustmentsEngine Maintenance Parts Pre-CleanerFigure D.1 Major Component Locations Ranger Table of Contents Theory of Operation Section Theory of Operation Rotor Field Feedback and Auxiliary Power Weld WINDING, REACTOR, Range Switch Output BRIDGE, Choke Polarity SWITCH, and Output Terminals Ranger Table of Contents Trouble Shooting & Repair Section HOW to USE Troubleshooting Guide Troubleshooting & RepairHandle only at PC board can be damaged by static electricityStatic-Sensitive DevicesOutput Problems Troubleshooting GuideDetailed in the beginning of this manual Observe Safety GuidelinesTroubleshooting & Repair Troubleshooting & Repair Troubleshooting Guide Troubleshooting & Repair Engine Problems Troubleshooting & Repair Troubleshooting & Repair Welding Problems Ranger Test Description Rotor Voltage TestMaterials Needed Test Procedure Rotor Resistance Test Rotor Resistance Test Troubleshooting & Repair Ranger Auxiliary and Field Winding Test To test the 230 VAC winding To test the 115 VAC windingTo test the field winding Ranger Output Rectifier Bridge Test Output Rectifier Bridge Test Charging Circuit Test Charging Circuit Test Engine Throttle Adjustment Test Engine Throttle Adjustment Test Engine Throttle Adjustment Test Oscilloscope Method Normal Open Circuit Voltage Waveform 115 VAC Supply Scope SettingsHigh Idle no Load Output Control AT Maximum Machine Loaded Typical DC Weld Output Waveform CV ModeMachine Loaded to 200 Amps AT 26 VDC Typical DC Weld Output Waveform CC ModeMachine Loaded to 225 Amps AT 25 VDC Typical AC Weld Output WaveformAbnormal Open Circuit Weld Voltage Waveform CV Mode Abnormal Open Circuit DC Weld Voltage Waveform Normal Open Circuit Weld Voltage Waveform CV Mode Normal Open Circuit DC Weld Voltage Waveform CC Mode Normal Open Circuit AC Weld Voltage Waveform Ranger Description Brush Removal and ReplacementProcedure Brush Removal and ReplacementFigure F.10 Brush LEADS/BRUSHES Retained with Cable TIE Slip RingsRanger Field Capacitor AND/OR Rectifier Bridge Removal Replacement Field Capacitor AND/OR Rectifier Bridge Removal ReplacementProcedure Rectifier Bridge Removal and Replacement Ranger Printed Circuit Board Removal Replacement Procedure Printed Circuit Board Removal and ReplacementPrinted Circuit Board Removal Ranger Output Rectifier Bridge Removal Replacement Output Rectifier Bridge Removal Remove the case top, then reinstall the fuel capSection TOC Ranger Instructions ENGINE/ROTOR Removal and ReplacementFigure F.14 Component LOCATIONS, ENGINE/ROTOR Removal ENGINE/ROTOR RemovalEngine and Rotor Removal Procedure Figure F.15 Engine and Rotor Removed from Stator Rotor Removal ProcedureReassembly Procedure Replacement KIT S20788Retest After Repair Table of Contents Diagrams Section Dimension RANGER8 Dimension Print Ranger 8 Honda & KohlerConnection of Ranger 8 to LN-7 & K240 Contactor KIT DiagramsWiring Diagram Onan NON CSA Model Electrical DiagramsWiring Diagram Onan CSA Model K1418-2 Ranger 8 Onan CSA Version Wiring DiagramWiring Diagram Kohler NON CSA Model K1419-1 Ranger 8 Kohler Wiring DiagramWiring Diagram Kohler CSA Model K1419-2 Ranger 8 Kohler CSA Wiring DiagramK2160-1 Ranger 8 Honda CSA Wiring Diagram 16482 Schematic IDLER/CONTROL PC BoardPC Board Assembly IDLER/CONTROL SVM Error Reporting Form
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