Lincoln Electric SVM134-A Wire Feed Module Wiring Diagram, Wiring Diagram Wire Feed Module

Page 95

G-3

ELECTRICAL DIAGRAMS

G-3

WIRING DIAGRAM - WIRE FEED MODULE

 

 

WIRE FEED MODULE - WIRING DIAGRAM

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ELECTRICAL SYMBOLS PER E1537

 

MOLEX CONNECTORS

 

J1

J2

J3

J4

CONNECTOR CAVITY NUMBERING

SEQUENCE VIEWED FROM

COMPONENT SIDE OF BOARD.

N.A. LEADS 31, 32 AND 602 DO NOT GO INSIDE WIRE FEED MODULE BOX.

N.B. COMPONENTS VIEWED FROM REAR

1 2 3 4

5 6 7 8

910 11 12

P5

 

 

 

 

CONNECTOR CAVITY NUMBERING

 

 

SEQUENCE VIEWED FROM

 

 

 

LEAD SIDE OF CONNECTOR

CC/CV SWITCH S1

 

 

 

 

 

510

602

 

 

 

SHOWN IN CV MODE

 

 

 

 

 

CV CONTROL

 

 

 

77A

R501

75

 

 

 

 

10K

 

 

 

76A

 

 

 

 

 

 

 

 

 

609

501

REMOTE CONNECTOR

 

 

115 VAC

 

J

31

 

 

 

A

32

 

 

 

 

 

 

GROUND B

GND

 

 

CONTACTOR

C

2A

 

 

D

4A

 

 

 

 

 

 

 

 

E

77B

 

 

REMOTE

 

F

76B

 

 

G75A

AMPHENOL 1

77

4A

2

2A

 

4

77B

LOCAL/REMOTE SWITCH S2

SHOWN IN LOCAL MODE

77A 76A

 

 

FLASHING

 

1

Y

 

 

 

 

 

LEADS

 

2

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

503

 

 

 

 

SHUNT

TO

 

4

602

 

 

 

 

FIELD

 

 

 

 

 

 

 

RHEOSTAT

 

 

 

 

 

 

 

 

5

509

 

 

 

 

 

 

 

 

 

 

 

CONNECTS TO

 

 

 

+

6

610

 

 

 

 

 

115V

 

 

 

 

 

 

ENGINE WELDER

 

 

 

7

 

 

 

 

 

 

DC

 

 

 

 

 

RECEPTACLE J5

 

 

-

 

600

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

10

GND

 

 

 

 

 

 

115V

 

11

31

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AC

 

12

32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P5

N.A.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

1

GND

 

 

 

 

 

 

31

 

2

31

 

 

 

 

 

 

32

 

3

32

 

 

 

610A

 

 

609

 

4

609

 

 

 

 

 

610A

 

5

610A

 

 

 

503A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

510

 

6

510

 

 

 

 

 

 

501

 

7

501

 

 

 

 

 

 

503A

 

8

503A

 

 

 

 

 

 

602

 

9

602

 

 

 

 

 

 

J6

 

 

P6

 

 

 

 

 

 

75

 

1

75

 

 

 

 

 

 

76

 

2

76

 

 

 

 

 

 

77

 

3

77

 

 

 

 

 

 

2

 

4

2

 

 

 

 

 

 

4

 

5

4

 

 

 

 

 

 

75A

 

6

75A

 

 

 

 

 

 

P7

 

 

J7

 

 

 

76B

 

 

 

 

 

 

 

 

 

76

 

 

 

 

 

 

218

219

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-

+

621

 

 

 

 

 

 

 

300 AMP

 

 

 

 

 

 

 

 

SHUNT

 

POS

NEG

 

608

609

 

 

 

633

 

 

 

 

CR4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

634

CC +

CC -

 

 

 

TO NEG

CV -

 

CONTACTOR

 

 

 

 

BRUSH HOLDER

 

 

666

 

250

R502

25W

622

CONTROL BOARD

218

1

 

219

2

J1

P1

 

634

1

 

667

2

 

2

3

 

4

4

 

621

5

 

633

6

 

75A

7

 

76

8

 

77

9

 

75

10

J2

P2

 

501

1

 

509

2

 

503A

3

 

631

4

 

630

5

 

503

6

J4

P4

 

W

1

 

610A

2

 

Y

3

 

600

4

 

608

5

 

610

6

 

 

7

 

510

8

 

P3

 

J3

667

+++

C501 C502

C503

CR3

 

630

631

Section

Master

30000 MFD

CONTACTOR

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75 VOLT

EACH

3-18-94

L9259

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.

CLASSIC I

Page 94 Page 96
Image 95
Page 94 Page 96
Contents Classic I TM California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéMaster Table of Contents for ALL Sections Table of Contents Installation Section Technical Specifications Classic InstallationStoring Safety PrecautionsLocation and Ventilation PRE-OPERATION Engine Service Trailers Cooling SystemMuffler Exhaust Spark ArresterFigure A.1 Ground Stud Location Machine GroundingCable size for combined length Auxiliary Power Receptacle PLUGS, and HAND-HELD EquipmentElectrical Output Connections Welding Cable ConnectionsClassic Table of Contents Operation Section Operating Instructions Safety InstructionsOperation Generator Operational Features and ControlsRecommended Applications WelderWELDER/GENERATOR Controls Controls and SettingsFigure B.2 Current Controls Control of Welding CurrentReturn Section TOC Gasoline Engine ControlsStarting the Engine Engine OperationBefore Starting the Engine BREAK-IN Period Stopping the EngineCold Weather Starting After you finish welding Welding OperationTable B.1 Range Settings for Wire SIZE/SPEED Auxiliary PowerTable of Contents Accessories Semiautomatic Welding Accessories OPTIONS/ACCESSORIESClassic I Across the ARC with Connection of Lincoln Electric Wire FeedersWire Feed Module see Figure C.1 Connection of the LN-25 toClassic Table of Contents Maintenance Engine Maintenance Safety Precautions Routine and Periodic MaintenanceFigure D.1 OIL Drain and Refill MAX MIN Figure D.2A Engine Coolant Drain Plug Tool. See Figure D.4 After cleaning or when installing a new spark plugGap Specifications 0.032 inch .8 mm Set the terminal gap with a feeler gauge or gappingClassic I charging system is Negative Battery MaintenanceReturn to Section Return to Section TOC WELDER/GENERATOR MaintenanceIdler Maintenance Figure D.5 Major Component Locations Classic Table of Contents Theory of Operation Section General Description BATTERY, STARTER, Engine Alternator and OIL Switch CircuitTheory of Operation Main SHUNT, Interpole and Series Coils ENGINE, Main Generator Armature and Frame and DC ExciterExcitation Flashing Engine Idler Circuit Fine Current AdjustmentCurrent Range Selector DC Generator Machines Return to Section TOC Table of Contents Troubleshooting & Repair Section HOW to USE Troubleshooting Guide Troubleshooting & RepairPC Board can be damaged by static electricity PC Board Troubleshooting ProceduresDetailed in the beginning of this manual Troubleshooting GuideObserve Safety Guidelines Shunt Field Winding Test Main Generator Throttle Adjustment Test Output Problems Function Problems Troubleshooting & Repair Engine Problems Welding Problems Materials Needed DC Exciter TestTest Description DC Exciter Test Test ProcedureFigure F.2 Exciter Cover Removal Shunt Coil and Series Coil Resistance Tests Small Flex Lead SolidIdler Solenoid Test Troubleshooting & Repair Main Generator Shunt Field Winding Test Main Generator Shunt Field Winding Test Figure F.6 Plug P10 PIN Assignments TAB Engine Throttle Adjustment Test Strobe Tach Method Engine Throttle Adjustment TestAdjust High Idle Engine Throttle Adjustment TestAdjust Low Idle Description Flashing the FieldsFlashing the Fields ProcedureFigure F.11 Brush HOLDER/BATTERY Jumper Connections High Idle no Load Fine Current Control Rheostat AT Maximum Scope SettingsNormal Open Circuit Voltage Waveform 115VDC Supply Normal Open Circuit DC Weld Voltage Waveform Typical DC Weld Voltage Waveform Machine Loaded Selector Switch AT MaximumDC Exciter Armature and Field Coils Removal and Replacement DC Exciter Armature and Field Coils DC Exciter Armature Removal ProcedureReassembly Perform the DC Exciter Armature Removal Procedure Field Coils Removal ProcedureMain Generator Frame Removal and Replacement Replacement Bolt / NUT Main Generator Frame RemovalPerform the DC Exciter Armature Removal Lead Figure F.16 Selector Switch Lead Removal TerminalFigure F.18 Choke Control Cable Removal Loosen Here Main Generator Frame Removal Figure F.20 Front Panel Fastener Removal Troubleshooting & Repair Remove Mounting NUTS, Washers Bolts FeetPerform the DC Exciter Armature Reassembly Procedure Main Generator Armature Removal and Replacement Armature is now free to be removed from the engine Main Generator Armature RemovalWelder DC Output DC Auxiliary Power Receptacle OutputRetest After Repair Engine OutputElectrical Diagrams Section Wiring Diagram Classic Electrical DiagramsWiring Diagram Wire Feed Module Wire Feed Module Wiring Diagram16990 M Schematic Idler PC BoardIdler PC Board Assembly Idler PC Board
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