Troubleshooting, Caution warning, How to use troubleshooting guide – Lincoln Electric IM640 SAE400 Weld'n Air User Manual
Page 25: Warning
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TROUBLESHOOTING
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SAE400 & SAE400 WELD
’
N AIR
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
WARNING
ELECTRIC SHOCK can kill.
•
Do not touch electrically live parts such as output
terminals or internal wiring.
ENGINE EXHAUST can kill.
•
Use in open, well ventilated areas or vent exhaust
outside.
MOVING PARTS can injure.
•
Do not operate with doors open or guards off.
•
Stop engine before servicing.
•
Keep away from moving parts.
•
Remove guards only when necessary and replace when work
requiring removal is complete.
•
Only qualified personnel should install, use or service this
equipment.
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 (SYMP-
TOMS)”. 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.
HOW TO USE TROUBLESHOOTING GUIDE
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.
__________________________________________________________________________
WARNING