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TROUBLESHOOTING & REPAIR
FULL VOLTAGE CALIBRATION USING A WELDING ARC
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 elec- trical 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
PROCEDURE DESCRIPTION
This procedure is necessary if the display board is replaced and the Quick Voltage Calibration or the Normal Full Voltage Calibration is NOT possible.
MATERIALS NEEDED
A Test and Calibration overlay
A calibrated DC voltmeter accurate to 0.1 volts at 30.0 volts.
The proper welding wire and gas combination to produce a Spray Arc. For example, 0.035
SETUP PROCEDURE
1.Connect a DC voltmeter to the machine’s negative output terminal and the conductor block of the wire feeder.
2.Connect the Synergic 7 wire feeder to the Wire Feeder 1 amphenol on the back of the Power Wave.
This procedure takes approximately 45 minutes to perform.
