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F-11

TROUBLESHOOTING & REPAIR

F-11

BOOST POWER BOARD TEST

WARNING

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 pre- cautions detailed throughout this manual.

If for any reason you do not understand the test procedures or are unable to per- form the test / repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.

TEST DESCRIPTION

This procedure will determine if the correct input voltage is being applied to the Boost Power Board and if the correct output voltage is being produced by the Boost Power Board.

MATERIALS NEEDED

Volt/Ohm Meter

DC Voltage Source (15 to 110 VDC)

LN-15

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Lincoln Electric SVM166-A service manual Boost Power Board Test, Test Description