Lincoln Electric IDEALARC DC 1000 SVM123-A User Manual
Idealarc dc 1000, Service manual, Svm123-a
Advertising
IDEALARC DC 1000
SERVICE MANUAL
Sales and Service through Subsidiaries and Distributors Worldwide
22801 St. Clair Ave. Cleveland, Ohio 44117-1199 U.S.A. Tel. (216) 481-8100
World's Leader in Welding and Cutting Products
Premier Manufacturer of Industrial Motors
SVM123-A
July, 1996
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.
For use with Machine Code Numbers: 9919
9920
TM
RETURN TO MAIN INDEX
Advertising
Table of contents
Document Outline
- Master TOC
- Safety
- Section A Installation
- Section B Operation
- Section C Accessories
- Section D Maintenance
- Section E Theory of Operation
- Section F Troubleshooting
- Symptoms
- Major Physical or Electrical Damage is Evident.
- The Machine is dead - The Input contactor does not operate.
- Input contactor (1CR) chatters.
- Input contactor pulls in when start button is pressed but immediately drops out when start button is released.
- Machine input contactor operates but machine has no weld output. Fan runs and pilot light glows.
- Machine has maximum weld output and no control.
- Machine has minimum output and no control.
- The machine does not have maximum weld output.
- Machine shuts off (input contactor drops out) when the welder output terminals are electrically ...
- The DC-1000 will NOT shut off when the Stop button is pushed.
- The weld output terminals are always electrically “hot”.
- Poor arc starting when the DC-1000 is in the CV Sub-Arc or CV Innershield Modes.
- Poor arc characteristics in all processes.
- Poor performance (including arc outages) while welding at low current (less than 450 amps) ...
- The machine frequently shuts off while using the 500 amp (+) output terminal (later models only).
- Section G - Electrical Diagrams