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TROUBLESHOOTING AND REPAIR
F-7F-7
LN-25™
TEST DESCRIPTION
This test will determine if the gas solenoid valve or the solenoid PC board are functional.
MATERIALS NEEDED
Phillips Head Screwdriver
12 VDC Supply
Volt/Ohmmeter
DC Voltage Source (25 to 100 VDC)
GAS SOLENOID VALVE AND SOLENOID PC BOARD TEST
(FOR CODES BELOW 10500 ONLY)
Service and repair should be performed by only Lincoln Electric factory trained personnel.
Unauthorized repairs performed on this equipment may result in danger to the technician
or machine operator and will invalidate your factory warranty. For your safety and to avoid
electrical shock, please observe all safety notes and precautions detailed throughout this
manual.
If for any reason you do not understand the test procedures or are unable to perform the
test/repairs safely, contact the Lincoln Electric Service Department for electrical trou-
bleshooting assistance before you proceed. Call 1-888-935-3877.
WARNING
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