Filter
Top Products
INSTALLATION
F-17 F-17
SQUARE WAVE TIG 275
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC
TROUBLESHOOTING & REPAIR
TROUBLESHOOTING GUIDE Observe Safety Guidelines
detailed in the beginning of this manual.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con-
tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
216-383-2531 or 1-800-833-9353.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
FUNCTION PROBLEMS
The AC wave balance control does
not function properly.
1. The AC wave balance control is
operational only in the TIG
mode.
1. Check the AC balance control
(R2) and associated leads for
loose or faulty connections.
See the Wiring Diagram.
2. The control board may be faulty.