E-3

 

 

TROUBLESHOOTING

 

 

 

E-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

RECOMMENDED

 

 

 

 

 

 

 

POSSIBLE

 

 

 

 

 

(SYMPTOMS)

 

 

CAUSE

 

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FEEDING PROBLEMS

 

 

 

 

 

 

 

 

No wire feed when gun trigger is

 

 

1. The thermostat may be tripped

 

 

 

 

 

 

 

 

pulled.

 

 

due to overheating. Let machine

 

 

 

 

 

 

 

 

 

 

 

 

cool. Weld within the duty cycle

 

 

 

 

 

 

 

 

 

 

 

 

or remove any air obstruction to

 

 

If all recommended possible areas

 

 

 

 

 

 

 

 

 

 

 

 

 

the machine.

 

 

of misadjustment have been

 

 

 

 

 

 

 

 

 

 

 

checked and the problem persists,

 

 

 

 

 

 

 

 

2. Gun trigger may be faulty.

 

 

Contact your local

Lincoln

 

 

 

 

 

 

 

 

 

 

 

Authorized Field

Service

 

 

 

 

 

 

 

 

3. Drive Roll tension is set too high.

 

 

Facility.

 

 

 

 

 

 

 

 

 

4. Wire may be kinked or jammed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Inspect Drive Roll and Guide

 

 

 

 

 

 

 

 

 

 

 

 

Tubes.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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.

HANDY MIG

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Lincoln Electric IM756-A manual Contact your local Lincoln Authorized Field Service, Facility