Fliptronics board fuses F901 to F904

All four are 3 A slow-blow: F901 lower right flipper, F902 lower left, F903 upper right, F904 upper left. On some games F903/F904 power other coils instead of upper flippers.

Systems

• WPC Fliptronics
• WPC DCS
• WPC-Security (WPC-S)

Related tips

• Fliptronics board versions
• How Fliptronics flippers work
• Flippers and magnet weak after rebuilds: replace the Fliptronics board
• Fliptronics: flipper button does not register in switch test
• New flipper coil runs very hot and blows fuses: bad or reversed coil diodes
• Shorted or open bridge rectifiers
• Right flippers energized at power-up: replace the ribbon cables
• Find what is blowing a fuse

Source: Repairing Williams/Bally WPC Pinball Games from 1990 to 1999, Part One, Clay Harrell (pinrepair.com)