Troubleshooting & repair, Caution – Lincoln Electric WELDANPOWER SVM 113-A User Manual
Page 44
TROUBLESHOOTING & REPAIR
F-6
F-6
WELDANPOWER 125
Observe Safety Guidelines
TROUBLESHOOTING GUIDE
detailed in the beginning of this manual.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con-
tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
216-383-2531 or 1-800-833-9353.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
OUTPUT PROBLEMS
No auxiliary power – welding out-
put is normal – engine runs nor-
mally.
1. Make sure that the control
rheostat (R1) is set at maxi-
mum.
2. Check for a loose or faulty plug
at the power receptacle.
3. If the machine is equipped with
circuit breakers, check and
reset if tripped.
1.
Check the auxiliary power
receptacles and associated
wires for loose or faulty con-
nections.
2.
Check the continuity (zero
ohms) of leads #3, #5, and #6
from the receptacles to the
main stator windings. See
Wiring Diagram.
3. Make sure lead #5 is grounded
to the machine frame (zero
ohms).
4. Perform the Main Stator