Lincoln Electric CV-400-I manual Options Troubleshooting Guide, Problems

Models: CV-400-I

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E-6

 

TROUBLESHOOTING

 

E-6

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

OPTIONS TROUBLESHOOTING GUIDE

 

 

 

K857 (or other) Remote Output Control

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE AREAS OF

 

RECOMMENDED

 

 

(SYMPTOMS)

 

MISADJUSTMENTS(S)

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

 

 

 

 

 

 

 

 

Output control not functioning on

1.

Local/Remote switch in wrong

1.

Place switch in "Remote".

 

Remote Control.

 

position.

 

 

 

 

 

2.

Faulty Local/Remote switch.

2.

Check and replace if found faulty.

 

 

 

3.

Faulty Remote Control poten-

3.

Check and replace if found faulty.

 

 

 

 

tiometer.

 

 

 

 

 

4.

Leads or connections open in

4.

Check all leads and connections,

 

 

 

 

control circuit.

 

internal or remote, for continuity;

 

 

 

 

 

 

repair if necessary.

 

 

 

5.

Faulty Control PC board.

5.

See PC Board Troubleshooting

 

 

 

 

 

 

Procedure.

 

 

 

 

 

 

 

Voltage Adjust not functioning on the

1.

Local/Remote switch in the

1.

Place switch in "Local" position.

 

machine.

 

wrong position.

 

 

 

 

 

2.

Faulty Local/Remote switch.

2.

Check and replace if found faulty.

 

 

 

3.

Faulty Voltage Adjust

3.

Check and replace if found faulty.

 

 

 

 

potentiometer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

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.

CV-400-I

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Lincoln Electric CV-400-I manual Options Troubleshooting Guide, Problems