Lincoln Electric IDEALARC SVM136-A User Manual
Idealarc, Cv-400, Svm136-a
Advertising
SVM136-A
November 1997
Safety Depends on You
Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However,
your overall safety can be in-
creased by proper installation . . .
and thoughtful operation on
your part. DO NOT INSTALL,
OPERATE OR REPAIR THIS
EQUIPMENT WITHOUT
READING THIS MANUAL AND
THE SAFETY PRECAUTIONS
CONTAINED THROUGHOUT.
And, most importantly, think
before you act and be careful.
SERVICE MANUAL
World’s Leader in Welding and Cutting Products Premier Manufacturer of Industrial Motors
Sales and Service through subsidiaries and Distributors Worldwide
22801 St. Clair Ave. Cleveland, Ohio 44117-1199 U.S.A. Tel. (216) 481-8100
For Machines with Code Numbers 10084 thru 10087
IDEALARC
®
CV-400
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Table of contents
Document Outline
- Master TOC
- Safety
- Section A Installation
- Section B Operations
- Section C Accessories
- Section D Maintenance
- Section E Theory Of Operation
- Section F Troubleshooting & Repair
- Symptoms
- Major physical or electrical damage is evident when the sheet metal cover(s) are removed.
- Machine is dead - no output - no fan - no pilot light.
- The machine is dead - no output -no fan - the pilot light is on.
- The input contactor operates - the fan runs - the pilot light is on - but the machine has no welding output.
- The input contactor (CR1) chatters.
- The machine has high welding output and no control.
- The machine has minimum (or very low) welding output and no control.
- The machine does not have maximum output.
- The machine will not shut off when the power switch is put in the OFF position.
- The output terminals are always electrically “hot.”
- Poor arc characteristics.
- Poor arc striking with semiautomatic or automatic wire feeders.
- The welding arc is variable and sluggish.