Lincoln Electric RANGER 305 D Service Manual page 94

RANGER 305D
BRUSH ND SLIP RING SERVICE PROCEDURE
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 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 test/repairs safely, contact
the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-
935-3877.
DESCRIPTION
This procedure provides guidance in testing and maintaining the brush and slip ring system.
M TERI LS NEEDED
Volt/Ohmmeter
Miscellaneous hand tools
500 or 600 grit emery cloth
180 grit sand paper
F 37
TROUBLESHOOTING & REPAIR