Lincoln Electric IM657 RED-D-ARC DC-600 - Manual (Page 33)

E-5 TROUBLESHOOTING E-5
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Authorized
Field Service Facility.
Observe Safety Guidelines
detailed in the beginning of this manual. TROUBLESHOOTING GUIDE
PROBLEMS
(SYMPTOMS)
Machine input contactor operates
but machine has no weld
output.Fan runs and pilot light
glows.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Place OUTPUT TERMINAL
Switch to
“ ON ” , or install a
jumper from #2 to #4 on
machine terminal strip. If
machine weld output is
restored the problem is in the
wire feeder or control cable.
2. If remote control is not being
used make certain the
LOCAL/REMOTE SWITCH
(SW3) is in the "Local" position.
3. Check 42V Circuit Breaker in
the front panel.Reset if neces-
sary.
4. Check for loose or faulty weld
cable connections.
5. Trigger circuit not working.
RECOMMENDED
COURSE OF ACTION
OUTPUT PROBLEMS
DC-600