Hi.
As the title says - the bell rings in the middle of the night and that can be very unpleasant. I live in a country where occasioanlly there are power outtages during the night, and once power comes back the loudest and most stressfull is the DING-DONG of the doorbell's inside unit once it...
Hi.
Had the same problem, tried drying, this, that, contact spray. The only thing that actually helped is that I touched 3 pins of the top and 3 pins of the bottom with some carefully soldering iron.