Analog Power Pc Board Voltage Test - Lincoln Electric RANGER 250 SVM150-A Service Manual

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ANALOG POWER PC BOARD VOLTAGE TEST

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 1-800-833-9353 (WELD).
TEST DESCRIPTION
This test will determine if the Analog Power PC board is receiving and passing the prop-
er signal voltages.
MATERIALS NEEDED
Analog Volt/Ohmmeter
3/8" Wrench or Socket Wrench
9/16" Wrench
Wiring Diagram
This procedure should take approximately 30 minutes to perform.
TROUBLESHOOTING & REPAIR
WARNING
RANGER 250
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