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  4. » Williams System 7 Driver Board - (Black Knight) - Coil issues
(Topic ID: 286381)

Williams System 7 Driver Board - (Black Knight) - Coil issues

By Webguideguy

3 years ago



Topic Stats

  • 7 posts
  • 3 Pinsiders participating
  • Latest reply 3 years ago by Schwaggs
  • Topic is favorited by 1 Pinsider

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#7 3 years ago
 
JON

Schwaggs

Gameroom Mods

10y 105K 4,760 10

OP
Quoted from Webguideguy:

Replacing everything (the transistors, coil, and diode) did the trick. The Black Knight rides again.

Nice! I bet the diode on the coil was bad.

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