Calibration – Lincoln Electric IM573 User Manual
Page 7
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CAPACITOR DISCHARGE PROCEDURE (continued)
FIGURE 3 - RESISTOR WITH LEADS CONNECTED.
CALIBRATION
11. Check the voltage across terminals #9 and
#12 with the DC voltmeter. Terminal #9
has positive polarity and terminal #12 has
negative polarity. Voltage should be zero.
If any voltage remains, repeat this capaci-
tor discharge procedure.
12. Repeat discharge procedure steps 9, 10,
and 11 for each of the other three switch
boards of the FET switch board assembly.
POWER WAVE CALIBRATION
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