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Repairing Williams/Bally WPC Pinball Games from 1990 to 1999
NOTE:This document is a repair guide for Williams and Bally WPC pinball games made from 1990 (Funhouse) to 1999 (Cactus Canyon).
IMPORTANT: Before Starting!
IF YOU HAVE NO EXPERIENCE IN CIRCUIT BOARD REPAIR, YOU SHOULD NOT TRY TO FIX YOUR OWN PINBALL GAME!

Williams / Bally Pinball flipper coil is overheating, weak flipper, fuse intermittently blows, flipper coil burns.
Two or more balls kicked to the playfield or the machine keeps kicking one ball after another.
Switch matrix problem - Ground short Row NO.
The machine blanks out during the game play.

Solid State Repairs:
Failed Capacitors
Failed Bridge Rectifiers

App Description

Repairing Williams/Bally WPC Pinball Games from 1990 to 1999
NOTE:This document is a repair guide for Williams and Bally WPC pinball games made from 1990 (Funhouse) to 1999 (Cactus Canyon).
IMPORTANT: Before Starting!
IF YOU HAVE NO EXPERIENCE IN CIRCUIT BOARD REPAIR, YOU SHOULD NOT TRY TO FIX YOUR OWN PINBALL GAME!

iPhone Screenshots

(click to enlarge)

RepairinWpcPINBALL screenshot 1 RepairinWpcPINBALL screenshot 2

iPad Screenshots

(click to enlarge)

RepairinWpcPINBALL screenshot 3 RepairinWpcPINBALL screenshot 4

App Changes

  • November 08, 2016 New version 2.0
  • December 22, 2016 Price decrease: $0.99 -> FREE!
  • June 15, 2019 New version 2.1
  • June 15, 2019 Price increase: FREE! -> $0.99
  • June 16, 2019 Price increase: FREE! -> $0.99
  • December 17, 2019 New version 2.2
  • September 16, 2023 New version 2.3
  • October 04, 2023 New version 2.4