Fan Motor And Blade Removal - Lincoln Electric SQUARE WAVE TIG 255 SVM100-A Service Manual

TROUBLESHOOTING & REPAIR

FAN MOTOR AND BLADE REMOVAL

Service and repair should only be performed by Lincoln Electric factory trained person-
nel. Unauthorized repairs performed on this equipment may result in danger to the
technician or machine operator and will invalidate your factory warranty. For your safe-
ty and to avoid electrical shock please observe all safety notes and precautions
detailed throughout this manual.
If for any reason you do not understand the test procedures or are unable to perform
the tests/repairs safely, contact the Lincoln Electric service department for technical
troubleshooting assistance before you proceed call 216-383-2531 or 1-800-833-9353
(WELD).
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If machine case sides and top are removed the case back and front must be support-
ed. Failure to do this could result in mechanical or electrical damage to the TIG 255.
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TEST DESCRIPTION
The following procedure will aid the technician in gaining access to the fan blade and
fan motor, for maintainence or replacement
TOOLS REQUIRED
3/8" socket wrench or nutdriver
10" long screwdriver (slot head)
5/16" open end or box wrench
WARNING
CAUTION
F-40
SQUARE WAVE TIG 255