Lincoln Electric BULLDOG SVM208-A Service Manual page 55

F-7
Observe Safety Guidelines detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
No auxiliary power - welding output
is normal - engine runs normally.
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.
TROUBLESHOOTING AND REPAIR
POSSIBLE AREAS OF
MISADJUSTMENT(S)
OUTPUT PROBLEMS
1. Check circuit breakers CB1 and
CB2. Reset if tripped.
2. Make sure that the control rheo-
stat (R1) is set at "GENERATOR"
(maximum).
3. Check for loose or faulty plug at
power receptacle.
CAUTION
BULLDOG® 140
RECOMMENDED
COURSE OF ACTION
1. Check the auxiliary power re-
ceptacles and associated wires
for loose or faulty connections.
2. Check the continuity (zero
ohms) of leads 3, 3A (black); 6,
6A (yellow); and 5 (white) from
the receptacles to the stator
windings. See the Wiring Dia-
gram.
3. Make sure lead 5 (white) is
grounded to the machine frame
(zero ohms).
4. Check for an open or grounded
auxiliary winding in the stator, 6
(yellow) to 3 (black). See the
Wiring Diagram.
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