Troubleshooting and repair, Caution – Lincoln Electric INVERTEC SVM161-A User Manual
Page 47
FUNCTION PROBLEMS
Observe Safety Guidelines detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
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 1-888-935-3877.
CAUTION
No current regulation in the Stick
mode. Low open circuit voltage.
1. Make sure the machine is set-up
and configured correctly for the
Stick mode,
1. The Superimposition Board may
be faulty
2. The Output Module Transistor
Board may be faulty. See the
Secondary
Assembly Test and Wiring
Diagram.
There is no response to changes to
the output control settings. No cur-
rent regulation in all modes.
1. Make sure the correct input volt-
age is applied to the machine.
230 or 115VAC.
1. The Control/Display board may
be faulty.
TROUBLESHOOTING AND REPAIR
F-7
F-7
INVERTEC® V205-T AC/DC™