A 50 V solenoid fuse blows and the flipper buttons no longer move the flippers, doing odd things such as lighting flash lamps.
After a flipper coil swap a 50 V fuse blows and the buttons fire flashers
Cause: The power and return wires on the outer lugs of the new parallel coil are swapped.
Fix
- Swap the two outer-lug wires and fit a new fuse.
Systems
Related tips
- Flippers and lock kickout dead with good fuses
- Flipper fuse blows after a rebuild: EOS switch barely opens
- Flipper coils have two windings
- How the two windings of a flipper coil work
- Testing flipper coil diodes
- How a System 11 flipper coil works
- Flipper slow with no snap after a rebuild: EOS lead on the wrong coil lug
- One flipper does not work at all
Source: Repairing Williams System 11 Pinball 1986 to 1990, Part Three, Clay Harrell