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TROUBLESHOOTING & REPAIR
F-9 F-9
RANGER 8
TROUBLESHOOTING GUIDE Observe Safety Guidelines
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
1-800-833-9353 (WELD).
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
OUTPUT PROBLEMS
No constant voltage (CV) welding
output. Constant current (CC) and
the auxiliary power are operating
normally.
1. Make sure the Range Switch
(S1) is in the proper position
(CV) and “seated” correctly.
2. Make sure the wire feeder is
connected correctly.
1. Check the operation of the
Range Switch (S1) and check
the associated wires for loose
or faulty connections. See
Wiring Diagram.
2. Check for continuity from lead
C1 to lead W1 located in the
main stator. See Wiring Dia-
gram.