Brush and Slip Ring Service Procedure | Lincoln Electric SVM204-A

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F-19	TROUBLESHOOTING AND REPAIR	F-19

BRUSH AND SLIP RING SERVICE PROCEDURE

WARNING

Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty. For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed throughout this manual.

If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical trou- bleshooting assistance before you proceed. Call 1-888-935-3877.

PROCEDURE DESCRIPTION

This procedure provides guidance in testing and maintaining the brush and slip ring sys- tem.

MATERIALS NEEDED

500 or 600 grit emery cloth

220 or 320 grit commutator stone (Optional) Needlenose Pliers

1/4” Nut Driver

OUTBACK® 185

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Lincoln Electric SVM204-A service manual Brush and Slip Ring Service Procedure, Procedure Description

Contents

Outback California Proposition 65 Warnings Safety Can be dangerous Electric Shock can kill ARC Rays can burn Sparks can cause fire or If damaged Explosion Powered equipmentWelding Cutting Cylinder may explode Sûreté Pour Soudage a L’Arc Précautions DE Sûreté Safety Methods of Reducing Emissions Mains Supply Master Table of Contents for ALL Sections Table of Contents Installation Section Bore x Stroke InstallationTechnical Specifications Outback 185 K2706-1 AC Auxiliary Power Storing Safety PrecautionsLocation and Ventilation OIL PRE-OPERATION Engine ServiceStacking Tilting Cable Amps Length 30% Duty Cycle Cable Size and Length Machine Grounding Cable Installation See Figure A.1 Auxiliary Power ReceptaclesPremises Wiring Circuit Breakers Type Common Electrical Devices Possible Concerns Table A.2 Electrical Device USE with the Outback Table of Contents Operation Section Operation Safety Instructions Breaker Graphic Symbols Used on this Equipment or in this ManualOIL AIR Cleaner Fuel Work Clamp Ground Auxiliary Power Recommended Applications Design Features AdvantagesOperational Features and Controls General Description WELDER/GENERATOR Controls When in Auto Idle Stopping the Engine Engine Operation Electric Shock can kill Only qualified Personnel should install, use, orWith a Lincoln Wire Service this equipment 240V Receptacle Operation 120V Receptacle Operation Table B.3 Auxiliary Power Applications Outback Table of Contents Accessories Section OPTIONS/ACCESSORIES Accessories Table of Contents Maintenance Section Maintenance Tighten dipstick firmly before starting Safety Precautions Kohler CS To service the pre-cleaner Maintenance Outback 1TABLE of CONTENTS-THEORY of Operation Section E-1 Theory of Operation Engine STARTING, Protection and Battery Charging Engine STARTING, Protection and Battery Charging contin- ued Figure E.4 Automatic Idle System Automatic Idle System Building Output AC Output Generating PowerFlashing Weld Boost Generating PowerDC Weld Output Weld Output Control 1TABLE of Contents Troubleshooting and Repair F-1 Locate PROBLEM SYMPTOM Troubleshooting and RepairHOW to USE Troubleshooting Guide PC Board Troubleshooting Procedures Engine shut down function DisconnectingThis plug disables the normal Engine switch Troubleshooting and Repair Problems Symptoms Adjustment procedure Engine RPM adjustmentProcedure Troubleshooting and Repair Tests Perform the stator resistance Voltage tests Voltage, and resistance Engine Brush and slip ring service Circuit tests Service procedureBrush and slip Ring Outback Test Description Engine RPM Adjustment Procedure Strobe-Tach Method Engine RPM Adjustment Procedure Frequency Counter Method Control Lever Vibratach Method TOP View of Engine Throttle Adjustment Procedure Low Idle Adjustment Throttle Adjustment ProcedureHigh Idle Adjustment Procedure Description Brush and Slip Ring Service Procedure Figure F.5 Brush Holder Assembly Location Brush and Slip Ring Service Procedure Cable TIE Brushes Cleaning Slip Rings Outback Rotor Flashing and Voltage Test Set the output control to maximum Battery Charging System Test Figure F.8 Charging System Stator Voltage Test Stator Voltage Test Figure F.9 High and LOW Idle Adjustment Rotor Resistance and Ground Test Static Rotor Resistance and Ground Test Static Slip Rings Brushes Rotor Resistance and Ground Test Dynamic Figure F.11 Brush and Slip Ring Locations Rotor Resistance and Ground Test Dynamic Stator Short Circuit and Ground Test Stator Short Circuit and Ground Test Perform Case Cover Removal Procedure Weld Boost System Test Weld Boost System Test Figure F.12 High and LOW Idle Adjustment Case Cover Removal and Replacement Procedure Figure F.13 Case Cover Removal Case Cover Removal and Replacement Procedure Fuel Tank and Enclosure Removal and Replacement Procedure Fuel Tank and Enclosure Removal and Replacement ProcedurePerform the Case Cover Removal Procedure Mounting Bracket Battery Outback Control BOX Removal and Replacement Procedure Perform the Fuel Tank and Enclosure Removl Procedure Control BOX Removal and Replacement Procedure Mounting Bracket Battery Outback Stator Removal and Replacement Procedure Perform the Control Box Removal Procedure Stator Removal and Replacement Procedure Figure F.19 Nuts & Rubber Engine Mounts Installing the stator assembly Tolerance Ring Stator Rotor Removal and Replacement Procedure Replacing the Rotor Rotor Removal and Replacement ProcedurePerform the Stator Removal Procedure Volt receptacles Retest After RepairNo-load test values Full load test values Outback Table of Contents Diagram Section OUTBacK Wiring Diagram Outback SchEmaTic cOmplETE machiNE cODE 11516 G6205 Equipmenttype