Reed Switch (4Cr) And Shunt Assembly Removal And Replacement (Na-3 Only - Lincoln Electric NA-3 Service Manual

F-23 F-23
TROUBLESHOOTING AND REPAIR
REED SWITCH (4CR) AND SHUNT ASSEMBLY
REMOVAL AND REPLACEMENT (NA-3 ONLY)
WARNING
Service and repair should only be performed by 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 technical troubleshooting assistance before you proceed. Call 216-383-2531
or 1-800-833-9353(WELD).
PROCEDURE DESCRIPTION
The following procedure will aid the technician in accessing, removing, and installing the
reed switch and shunt assembly for maintenance or replacement.
MATERIALS NEEDED
5/16 in. nutdriver
3/4 in. wrench
3/4 in. socket wrench
Slot head screwdriver
3/8 in. wrench
NA-3 AND NA-4