I just talked with him on the phone. Give him a call rather than email

Thank you for the confirmation. I've got two of these and I'm refurbing both at the moment. Fun project but I'm ready for it to end. That said, after they are completed they should last another 30 years

If there's any possibility that you might take Dr. Gary up on his offer? I believe that I met him in Chicago many years ago. If you do so, I'd suggest that you take the Cremina for diagnosis of your technique. Joel

I hope that works for you!

It is possible that silicone grease might soften or expand silicone o-rings. But that should not lock them solid. Silicone grease will not stop corrosion if your water has corrosives in it, but it will tend to keep the corrosion from freezing things in place. So you've got me, here. :shrugs: For this, you are