Lincoln Electric IDEALARC CV-250 - Manual (Page 25)

E-6 TROUBLESHOOTING E-6
CV-250
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
Observe all Safety Guidelines detailed throughout this manual
PROBLEMS
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED
COURSE OF ACTION
Voltage control not functioning on
Remote Control.
Voltage Adjust not functioning on the
machine.
1. Local/Remote switch in wrong
position.
2. Faulty Local/Remote switch.
3. Faulty Remote Control poten-
tiometer.
4. Leads or connections open in
control circuit.
5. Faulty Control PC board.
1. Local/Remote switch in the
wrong position.
2. Faulty Local/Remote switch.
3. Faulty Voltage Adjust
potentiometer.
4. Leads or connections open in
control circuit.
5. Faulty Control PC board.
1. Place switch in "Remote".
2. Check and replace if found faulty.
3. Check and replace if found faulty.
4. Check all leads and connections,
internal or remote, for continuity;
repair if necessary.
5. See PC Board Troubleshooting
Procedure.
1. Place switch in "Local" position.
2. Check and replace if found faulty.
3. Check and replace if found faulty.
4. Check all leads and connections,
internal or remote, for continuity;
repair if necessary.
5. See PC Board Troubleshooting
Procedure.
OPTIONS TROUBLESHOOTING GUIDE
K857 (or other) Remote Output Control