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TROUBLESHOOTING & REPAIR
SCR/DIODE RECTIFIER ASSEMBLY
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 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
DESCRIPTION
The following procedure will aid the technician in the removal and replacement of the SCR/ diode assembly.
MATERIALS NEEDED
5/16” Nut driver 7/16” Wrench 1/2” Wrench 9/16” Wrench 3/8” Wrench
Slot head screw driver 1/2” Socket and extension
