Lincoln Electric CV-250 Welder User Manual


 
E-5
TROUBLESHOOTING
E-5
CV-250
Observe all Safety Guidelines detailed throughout this manual
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
PROBLEMS
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED
COURSE OF ACTION
Poor arc striking with semiautomatic
wire feeders.
Poor arc characteristics
1. Poor work connection.
2. Improper procedures.
3. Wire feed acceleration too fast or
too slow.
4. Defective PC Board.
1. Control PC Board defective.
1. Work connection must be adequate
for application.
2. Adjust procedures for improved start-
ing.
3. Adjust wire feeder acceleration set-
ting, if provided.
4. See PC Board Troubleshooting
Procedure.
1. See PC Board Troubleshooting
Procedure.