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TROUBLESHOOTING & REPAIR
FIELD DIODE BRIDGE REMOVAL AND REPLACEMENT
WARNING
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 manual.
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
DESCRIPTION
The following procedure will aid the technician in accessing and removing the field diode bridge for maintenance or replacement.
MATERIALS NEEDED
5/16” Nut driver 11/32” Wrench 5/16” Wrench
Jumper wire with alligator clips on each end for discharging the field capacitor Slot head screw driver
Needle nose pliers Wiring Diagram
WELDANPOWER 125
