Lincoln Electric IDEALARC CV-250 - Manual (Page 21)

E-2 TROUBLESHOOTING E-2
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
ERROR
CODE
TROUBLE REMEDY
E00
E10
E20
E30
E40
E50
E60
1. Output short circuited.
2. May be encountered while
starting or welding with 1/16" alu-
minum wire.
Thermostat circuit has opened.
Memory error.
1. Voltage Adjust potentiometer not
connected.
2. Remote Control not functioning
correctly.
Input line voltage too low.
Input line voltage too high.
Overload condition.
1. Turn power off. Remove short circuit.
2. a) Turn power off to clear error. Use recommended
wfs, voltage settings and angle of approach of wire
to work.
b) If problem still persists, call Local Lincoln
Authorized Field Service Facility.
Allow machine to cool. Be sure to provide adequate
ventilation for machine.
See PC Board Troubleshooting Procedure.
1. Check wiring between Voltage Adjust and the
Control PC Board.
2. See Options Troubleshooting Guide.
Turn power off. Insure machine input voltage is within
specifications. Turn power back on.
Turn power off. Insure machine input voltage is within
specifications. Turn power back on.
Reduce load on machine.
BUILT-IN DIAGNOSTIC ROUTINES AND ERROR CODES
The CV-250 Meter PC Board displays error codes when certain trouble conditions exist. The error codes, trouble
conditions, and possible remedies are listed below.
If, after attempting the remedies listed above, the error condition still exists, the problem may be with the wiring in
the following areas: the shunt (leads 218 and 219), or voltage feedback (leads 213B, 214B and 224B).