The next use is every time a ball hits the flipper with plenty of drive to beat the Keeping latest. This might lead to the flipper to break down, but the end-of-stroke swap opens when the flipper starts to fall which tells the controller it has to re-energise the solenoid https://gameofthronespinball12221.blog-kids.com/19972854/the-greatest-guide-to-stranger-things-pro-pinball-machine-by-stern