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Friday 3 November 2017 at 22:28
Normally, the trough coil is de-energized through the 1-point and/or 10 point relay in the head, (a normally closed switch on one of these relays will open, breaking the circuit to the trough coil). Your problem sounds as though the 3 free-standing switches right at the trough coil itself need to b...
Source: http://pinside.com/pinball/forum/topic/gottlieb-sweet-hearts#post-4055706