Linkoln Electric POWER MIG 140 Manuel De L'opérateur page 27

POWER MIG 140 & 180 MODELS
How to Use troUblesHooting gUide
WARNING
Service and Repair should only be performed by Lincoln
Electric Factory Trained Personnel. Unauthorized repairs
performed on this equipment may result in danger to the
technician and machine operator and will invalidate your
factory warranty. For your safety and to avoid Electrical
Shock, please observe all safety notes and precautions
detailed throughout this manual.
This Troubleshooting Guide is provided to help you locate and
repair possible machine malfunctions. Simply follow the three-
step procedure listed below.
Step 1. LOCATE PROBLEM (SYMPTOM).
Look under the column labeled "PROBLEM (SYMPTOMS)". This
column describes possible symptoms that the machine may
exhibit. Find the listing that best describes the symptom that the
machine is exhibiting.
Step 2. POSSIBLE CAUSE.
The second column labeled "POSSIBLE CAUSE" lists the obvious
external possibilities that may contribute to the machine symptom.
Step 3. RECOMMENDED COURSE OF ACTION
This column provides a course of action for the Possible Cause,
generally it states to contact your local Lincoln Authorized Field
Service Facility.
If you do not understand or are unable to perform the
Recommended Course of Action safely, contact your local Lincoln
Authorized Field Service Facility.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Lincoln Authorized Service Facility for technical troubleshooting assistance before you proceed.
WWW.LINCOLNELECTRIC.COM/LOCATOR
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TROUBLESHOOTING