Mount flipper coils with the lugs away from the coil stop
Vibration starts where the plunger hits the coil stop and breaks wires off the lugs. Fit the coil with its solder lugs at the end furthest from the stop. Factory System 11 wiring is often too short to do this.
Systems
Related tips
- Removing and checking the flipper coil stop
- Flipper coils have two windings
- How the two windings of a flipper coil work
- Testing flipper coil diodes
- Measuring a flipper coil's windings
- Replace an elongated flipper coil bracket
- Williams flipper coils from weakest to strongest
- Reinstalling the pawl assembly and flipper coil
Source: Repairing Williams System 11 Pinball 1986 to 1990, Part Three, Clay Harrell