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TROUBLESHOOTING & REPAIR
F-16 F-16
RANGER 10-LX
TROUBLESHOOTING GUIDE Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
FUNCTION PROBLEMS
The wire feeder does not work
when connected to the welder
amphenol.
1. Check circuit breaker CB2.
Reset if tripped.
2. The wire feeder control cable
may be faulty. Check or
replace.
3. The wire feeder may be faulty.
Check or replace.
1. Check for the presence of
115VAC at leads #31A and #32.
See Wiring Diagram.
2. Check for the presence of
42VAC at leads #31B to #42.
See Wiring Diagram.
3. If any of the above voltages are
missing or low, then check the
circuit breaker CB2 for proper
operation.
4. The RF bypass board may be
faulty. Check or replace.
5. Perform the Auxiliary and Field
Winding Test.
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.