beautypg.com

Troubleshooting and repair, Warning – Lincoln Electric BULLDOG SVM208-A User Manual

Page 85

background image

Service and repair should be performed only 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 electrical trou-
bleshooting assistance before you proceed. Call 1-888-935-3877.

TEST DESCRIPTION

The following procedure will aid the technician in accessing and removing the Capacitor
and Diode Bridge for maintenance or replacement of either component.

MATERIALS NEEDED

3/8” Nutdriver
5/16” Nutdriver
Jumper Wire With Alligator Clips On Each End For Discharging The Field Capacitor
Slot Head Screwdriver
Needlenose Pliers
Wiring Diagram

CAPACITOR AND/OR DIODE BRIDGE REMOVAL AND REPLACEMENT

TROUBLESHOOTING AND REPAIR

F-37

F-37

BULLDOG® 140

WARNING

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC