Output Rectifier Bridge Removal And Replacement - Lincoln Electric RANGER SVM148-B Service Manual

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Service and repair should be performed by only Lincoln Electric factory trained personnel.
Unauthorized repairs performed on this equipment may result in danger to the technician or
machine operator and will invalidate your factory warranty. For your safety and to avoid elec-
trical shock, please observe all safety notes and precautions detailed throughout this manu-
al.
If for any reason you do not understand the test procedures or are unable to perform the
test/repairs safely, contact the Lincoln Electric Service Department for electrical trou-
bleshooting assistance before you proceed. Call 1-800-833-9353 (WELD).
DESCRIPTION
The following procedure will aid the technician in removing the output rectifier bridge for
maintenance or replacement.
MATERIALS NEEDED
5/16" Nut driver
3/8" Nut driver
1/2" Wrench
7/16" Wrench
Penetrox A-13
Wiring Diagram
This procedure requires approximately 50 minutes to perform.
TROUBLESHOOTING & REPAIR
OUTPUT RECTIFIER BRIDGE REMOVAL
AND REPLACEMENT
WARNING
RANGER 300 D AND 300 DLX
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