despondent wrote:

-snip-
Does this sound like what can happen when the water inlet valve is
failing?

Not so much to me-- but I'm no expert. I'd lean towards the grinder--
but maybe because that's what failed on mine last.

Check out this site to get a better diagnosis and a look at where the
parts are-
http://www.applianceclinic.com/0047_9.asp
[I have no association with them except as a satisfied customer. . .
several times over, unfortunately.g]

Jim