Lincoln Electric DC-650 PRO IM463-A - Manual (Page 24)

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TROUBLESHOOTING
Observe all Safety Guidelines detailed througout 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
Err 000
Err 013
Err 014-016
Err 023
Err 030
Err 100-131
Err 200-206
1. Output overload.
2. Shunt miswired or unconnected.
3. Faulty Control PC Board.
1. Missing Phase Signal.
2. Faulty Control PC Board.
1. Faulty Control PC Board.
1. Noisy line.
2. Faulty Control PC Board.
1. Control transformer miswired.
2. Main Transformer Auxiliary
miswired.
3. Faulty Control PC Board.
1. Mode Switch is set between two positions.
2. Faulty Mode Switch.
3. Mode Switch wiring bad.
4. Faulty Control Board.
1. Noisy input line.
2. Faulty Control PC Board.
1. Reduce output overload.
2. Check shunt and wiring. Repair if necessary.
3. Replace, See PC Board Troubleshooting Procedure.
1. Check for 66 VAC ±10% between leads 329 and 332
of J12 at control board. Repair if necessary.
2. Replace. See PC Board Troubleshooting Procedure.
1. Replace. See PC Board Troubleshooting Procedure.
1. Make sure machine frame is grounded. See
installation section on minimizing problems due to
high frequency interference.
2. Replace. See PC Board Troubleshooting Procedure.
1. Swap leads 330 and 332A at Control Transformer T3
in the control box.
2. Check leads 29, 30B, and 32B from main
transformer. Repair if necessary.
3. Replace. See PC Board Troubleshooting Procedure.
1. Reposition mode switch.
2. Check and replace if found faulty.
3. Check all leads for continuity. Repair if necessary.
4. Replace. See PC Board Troubleshooting Procedure.
1. Make sure machine frame is grounded. See
installation section on minimizing problems due to
high frequency interference.
2. Replace. See PC Board Troubleshooting Procedure.
ERROR CODES DISPLAYED ON VOLTMETER WHEN AMMETER DISPLAYS “ ERR ”
The DC-650 PRO Meter PC Board displays error codes when certain trouble conditions exist. The error codes,
trouble conditions, and possible remedies are listed below.