Troubleshooting and repair, Power board removal and replacement, Warning – Lincoln Electric POWER WAVE 355M User Manual
Page 103
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 trou-
bleshooting assistance before you proceed. Call 1-888-935-3877.
DESCRIPTION
The following procedure will aid the technician in removing the power board for mainte-
nance or replacement.
MATERIALS NEEDED
5/16” Nut Driver
3/8” Nut Driver
POWER BOARD REMOVAL AND REPLACEMENT
TROUBLESHOOTING AND REPAIR
F-57
F-57
POWER WAVE 355M/405M
WARNING