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TROUBLESHOOTING & REPAIR
CAPACITOR DISCHARGE PROCEDURE (continued)
FIGURE F.4 - RESISTOR WITH LEADS CONNECTED.
11. Check the voltage across terminals #9 and | 12. Repeat discharge procedure steps 9, 10, |
#12 with the DC voltmeter. Terminal #9 | and 11 for each of the other three switch |
has positive polarity and terminal #12 has | boards of the FET or IGBT switch board |
negative polarity. Voltage should be zero. | assembly. |
If any voltage remains, repeat this capaci- |
|
tor discharge procedure. |
|
