Drive motor test, F-20, Perform the drive motor test – Lincoln Electric LN-8 SVM132-A User Manual
Page 70: Troubleshooting and repair, Warning
F-20
TROUBLESHOOTING AND REPAIR
F-20
LN-8
TEST DESCRIPTION
This test will help determine if the drive motor is functioning correctly.
MATERIALS NEEDED
5/16 in. nutdriver
Volt-Ohmmeter
Variable DC voltage supply 0 to 90VDC
Isolated DC voltage supply 120VDC
DRIVE MOTOR TEST
Service and repair should be performed only by Lincoln Electric factory trained per-
sonnel. Unauthorized repairs performed on this equipment could result in danger to
the technician or the machine operator and will invalidate your factory warranty. For
your safety and to avoid electrical shock, please observe all safety notes and precau-
tions detailed throughout this manual.
If for any reason you do not understand the test procedures or are unable to perform
the tests/repairs safely, contact the Lincoln Electric service department for technical
troubleshooting assistance before you proceed.
Call (800) 833-9353 (WELD).
_____________________________________________________________
WARNING
This procedure takes approximately 20 minutes to perform.