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Lincoln Electric SVM189-B User Manual

Lincoln Electric SVM189-B
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COMPACT WIRE WELDERS
SVM189-B
January, 2011
For use with machines having Code Numbers: 11173 Thru 11506
and
11646 Thru 11650
LINCOLN
ELECTRIC
SERVICE MANUAL
Sales and Service through Subsidiaries and Distributors Worldwide •
Cleveland, Ohio 44117-1199 U.S.A. TEL: 888=935=3877 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com
World's Leader in Welding and Cutting Products
Copyright © Lincoln Global Inc.
Safety Depends on You
Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However,
your overall safety can be
increased by proper installation
... and thoughtful operation on
your part. DO NOT INSTALL,
OPERATE OR REPAIR THIS
EQUIPMENT WITHOUT READ-
ING THIS MANUAL AND THE
SAFETY PRECAUTIONS CON-
TAINED THROUGHOUT. And,
most importantly, think before you
act and be careful.
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Lincoln Electric SVM189-B Specifications

General IconGeneral
ModelSVM189-B
Welding ProcessesMIG
Input Phase1-Phase
Input Current20A
Duty Cycle20%
Wire Size Range0.030-0.045 in

Summary

SAFETY

FOR ENGINE powered equipment

Safety guidelines specific to engine-powered welding equipment.

ELECTRIC AND MAGNETIC FIELDS may be dangerous

Precautions regarding electric and magnetic fields during welding.

CALIFORNIA PROPOSITION 65 WARNINGS

State of California warnings regarding engine exhaust emissions.

ELECTRIC SHOCK can kill.

Critical safety advice on preventing electric shock during welding.

ARC RAYS can burn.

Safety measures to protect against arc rays and their effects.

FUMES AND GASES can be dangerous.

Guidelines for safe handling of welding fumes and gases.

WELDING SPARKS can cause fire or explosion.

Precautions to prevent fires and explosions from welding sparks.

CYLINDER may explode if damaged.

Safety warnings related to compressed gas cylinders.

FOR ELECTRICALLY powered equipment.

Safety instructions for operating electrically powered equipment.

INSTALLATION

TECHNICAL SPECIFICATIONS

Key technical details and ratings for welding machines.

SELECT SUITABLE LOCATION

Guidance on choosing an appropriate and safe location for the welder.

SAFETY PRECAUTIONS

Essential safety measures during the installation process.

IDENTIFY AND LOCATE COMPONENTS

Visual guide to identify and locate machine components.

OPERATION

PRODUCT DESCRIPTION

Overview of the machine's capabilities and welding processes.

CONTROLS AND SETTINGS

Explanation of machine controls and adjustment procedures.

FLUX CORED WELDING SETUP

Steps and items required for setting up flux-cored welding.

MIG WELDING SETUP

Steps and items required for setting up MIG welding.

INSTALL SHIELDING GAS

Procedure for connecting and installing shielding gas for MIG welding.

ALUMINUM WELD SETUP WITH SPOOL GUN

Instructions for setting up aluminum welding using an optional spool gun.

ACCESSORIES

Spool Gun Accessories

Details on various spool gun kits and related accessories.

Cart Accessories

Information on utility and welding carts for transporting equipment.

Spool Gun Installation and Safety

Specs, unpacking, safety, and component ID for spool gun.

Spool Gun Connecting and Loading

Procedures for installing, connecting, and loading wire for spool gun.

MAINTENANCE

SAFETY PRECAUTIONS

Critical safety guidelines before performing maintenance.

ROUTINE MAINTENANCE

Recommended regular maintenance procedures for the welder.

GUN AND CABLE MAINTENANCE

Procedures for cleaning and maintaining the welding gun and cable.

COMPONENT REMOVAL

Guide to locating and identifying major internal machine components.

THEORY OF OPERATION

GENERAL DESCRIPTION

An overview of the welding machine's capabilities and types.

INPUT POWER

Explanation of input voltage, fan motor, and main transformer function.

OUTPUT CONTROL

Description of how output voltage is controlled and rectified.

PROTECTION MECHANISMS

Explanation of thermal, overload, and motor protection systems.

TROUBLESHOOTING & REPAIR

HOW TO USE TROUBLESHOOTING GUIDE

Instructions on how to effectively use the troubleshooting guide.

PC BOARD TROUBLESHOOTING

Procedures for diagnosing and troubleshooting PC board issues.

PROBLEM CATEGORIES

Categorized list of common machine problems and symptoms.

COMPONENT REPLACEMENT PROCEDURES

Step-by-step guides for replacing key machine components.

RETEST VALUES

Reference values for retesting machine after repair.

ELECTRICAL DIAGRAMS

WIRING DIAGRAMS

Schematics showing electrical connections for various machine configurations.

SCHEMATICS

Detailed schematics illustrating internal circuit functions and layouts.

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