Wiring Diagram Bulldog | Lincoln Electric SVM208-A manual

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G-2

ElEcTrical DiaGramS

G-2

WiriNG DiaGram - cOmplETE machiNE - (l15064)

WIRING DIAGRAM - BULLDOG 140

205

)-(

9

D3

ROTOR

(+)

200

FIELD

200C

3.3

(+)

202

202C

202A

+

7

HOUR

200A

100 W

7

D2

(+)

C1

SLIP

METER

OUTPUT

202B

RHEOSTAT

)-(

201C

600 µFD

RINGS

201B

201

201D

201A

-

9

)-(

GND

GND-C GND

GND-F

GENERATOR

GROUND STUD ON

205

201B

CONTROL PANEL FRONT

SUPPORT

CB1

FRAME

GND-H

20A

GROUND

3

3

3B

3A

GND-C

5

5

5A

GND-E

SILVER

J5

J6

5A

120 VAC

5B

240 VAC

NEUTRAL STUD

ENGINE WIRING

CB1

ON CONTROL

6A

6

PANEL BOTTOM

20A

6B

MODULE

MAG

RUN/STOP

ENGINE

LOW OIL

FOOT

W1

SWITCH

SWITCH

W1A

REACTOR L1

OUTPUT

TERMINALS

W2

WORK

L15064

A

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.

BullDOG® 140

Image 100

Lincoln Electric SVM208-A service manual Wiring Diagram Bulldog

Contents

Bulldog Safety California Proposition 65 Warnings Electric Shock can kill ARC Rays can burn Can be dangerous Cylinder may explode if damaged Welding and Cutting Sparks can cause fire or explosionIii Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Safety Methods of Reducing Emissions Mains Supply Master Table of Contents for ALL Sections Table of Contents Installation Section Installation Technical Specifications Bulldog 140 K2708-1 Safety Precautions Location and VentilationStoring Engine Exhaust can kill PRE-OPERATION Engine Service StackingTilting OIL Welding Cable Connections Electrical Output CONNEC- TionsTable A.1 Recommended Welding Cable Size and Length Auxiliary Power Receptacles Cable InstallationElectrical Connections Plugs and HAND-HELD Equipment Premises Wiring Circuit Breakers Ation. do not RUN These Bulldog Table of Contents Operation Section Operation WELDER/GENERATOR Controls LimitationsOutput Panel Controls Engine Operation Gasoline Engine Controls Before Starting the Engine Starting the Engine Generator Operation Table B.1 Generator Power Applications Welding Operation Control Function / Operation Material Thickness Electrode Type Size Setting Welding GuidelinesStick Welding Learning To Stick Weld What Happens in the Arc? Correct Welding Position Side view Practice Use the followingDo the following Butt Joints Fillet Joints Penetration Vertical-Up Welding Vertical-Down Welding How to Hardface the Sharp Edge Metal to Ground Wear Overhead WeldingWelding Sheet Metal Hardfacing To Reduce Wear Welding Cast Iron Cast Iron Plate Preparation Low Hydrogen Group AWS E7018 High-Speed Group AWS E6013Out-of-Position Group AWS E6011 Bulldog Table of Contents Accessories Section OPTIONS/ACCESSORIES AccessoriesLincoln Electric Accessories Table of Contents Maintenance Section Maintenance Engine Maintenance Routine and Periodic MaintenanceLocation Engine Adjustments Return to Section TOC To Section TOC Spark Plug Service Table D.1 Engine Maintenance PartsOperational Clearance GENERATOR/WELDER Maintenance Screws Brushes Figure D.7. Major Component Locations Bulldog 1TABLE of CONTENTS-THEORY of Operation Section E-1 Theory of Operation ENGINE, EXCITATION, Rotor Stator Rotor Field Feedback Auxiliary Power Figure E.3 Rotor Field Feedback and Auxiliary Power Auxiliary Power Overcurrent Protection Weld Winding and Reactor 1TABLE of Contents Troubleshooting and Repair F-1 Troubleshooting and Repair HOW to USE Troubleshooting Guide PC Board Troubleshooting Procedures Output Problems Electric Authorized Field Ser vice Facility Perform the Rotor Voltage Test Problems Symptoms Troubleshooting and Repair Perform Field Diode Test Engine Problems Troubleshooting and Repair Engine Throttle Adjustment Test Bulldog Test Description Rotor Voltage TestMaterials Needed Rotor Voltage Test ProcedureLead 200A Connection Ground Stud Field Diode Bridge Test Field Diode Bridge Test + ~ Rotor Flashing Circuit Test Rotor Flashing Circuit Test Figure F.3 Brush Holder Leads 201- and 202B + Moving Parts can injure Bulldog Rotor Resistance Test Rotor Resistance Test Cable TIE Brushes Figure F.6 Brushes Retained with Cable TIE Bulldog Engine Throttle Adjustment Test ROBIN/SUBARU Engine Engine Throttle Adjustment Test ROBIN/SUBARU EngineStrobe-tach Method Frequency Counter Method High Speed Stop Screw Scope Settings Normal Open Circuit Voltage Waveform 115VAC Supply High Idle no Load Machine Loaded Typical Weld Output WaveformMachine Loaded to 125 Amps AT 23 VAC Brush Removal and Replacement Brush Removal and Replacement Cable TIE Brushes Return to Section Return to Section TOC Bulldog Rheostat Removal and Replacement Rheostat Removal and Replacement Figure F.11 Rheostat Removal Capacitor AND/OR Diode Bridge Removal and Replacement Procedure Capacitor Removal and Replacement Removal and ReplacementCapacitor AND/OR Diode Bridge Procedure Field Diode Bridge Removal and Replacement Figure F.13 Field Diode Bridge Location Bulldog STATOR/ROTOR Removal and Replacement Instructions STATOR/ROTOR Removal and Replacement Generatorengine Figure F.15 Generator Components Troubleshooting and Repair Stator Removal Procedure Figure F.16 Output Lead Location TIE Wrap Terminals Thru Bolts Support Nuts Rotor Removal Procedure Reassembly Procedure Figure F.19 Checking ROTOR-STATOR AIR GAP Auxiliary Power Receptacle OUTPUT1 Retest After RepairEngine Output WELDER/GENERATOR OUTPUT1 Bulldog Table of Contents Diagram Section Wiring Diagram Bulldog S28101