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Friday 12 January 2018 at 13:24
Just look at one of the other pop bumpers for the coil number. Almost for sure it's a 26-1200 coil (11 ohms). Also check the pop bumper switch cap. If this shorts (common on this system), you can get errant coil firing. But most likely the driver board TIP transistor decided it was time to die, and ...
Source: http://pinside.com/pinball/forum/topic/picking-the-right-coils#post-4171962