On Sun, 14 Jul 2019 14:04:04 +0100, Muddymike
wrote:


Ive taken it down and cleaned it thoroughly. Both springs seem fine,
both gongs sound nicely when struck with the screwdriver handle yet
still it only Dongs so Ive wired both door pushes to the Dong end so we
at least hear something whichever door push is pushed.

Checked voltage reaching solenoid?
We only have one push but similar trouble when the button contacts
corroded a bit.