On Mon, 16 Dec 2019 08:23:26 +0000, Chris J Dixon wrote:

This was working fine when I replaced it with the electronic
head, as are all the others around the house.

It is sometimes possible to change the innards without drips and mess, i.e.

https://youtu.be/73PhujkQuyEY

No idea as to price, if it fits, etc., just HTH.



Thomas Prufer