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TROUBLESHOOTING & REPAIR
F-9 F-9
PRO-CUT 55
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
1-888-935-3877.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
LED FUNCTION PROBLEMS
The Thermal LED is lit. 1. One of the machine’s ther-
mostats has tripped. Do not
turn the Pro-Cut 55 off. Allow
the machine to cool. The ther-
mostat(s) will reset themselves.
Either the duty cycle has been
exceeded, the fans are not
functioning or the louvers are
blocked.
1. The thermostat may be faulty.
Replace.
2. The control board may be
faulty. Replace.
3. If the machine operates normal-
ly with the Thermal LED lit, the
display board may be faulty.
Replace.