F-2 MAINTANCE AND TROUBLESHOOTING F-2
HOW TO USE TROUBLESHOOTING GUIDE
Before arc welding machines are dispatched from the factory, they have already been
tested. Therefore no unauthorised modifications are allowed.
Unauthorised 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 Electric 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 third 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.
If you do not understand or are unable to
perform the Recommended Course of Action
safely, contact your local Lincoln Authorized
Field Service Facility.
WARNING
ELECTRIC SHOCK can kill.
1. Have an electrician install and
service this equipment.
2. Turn the input power off at the fuse
box before working on equipment.
3. Do not touch electrically hot parts.
If for any reason you do not understand the test procedure or are unable to perform the tests/repairs
safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting
assistance before you proceed.
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