I had the same problem on almost the same setup with stuck mashes. Turns out the tubing i used to connect the domed false bottom became to soft causing collapse and no/very slow flow. Ended up switching it to some high temp pvc and never had that issue again.
Greetings everyone,
I developed an interest in brewing after my brother told me about some all grain brewing he did with a few friends from college. Curious I read a few books and done a few extract kits over the last few years, after lurking these forums for a few weeks decided to signup...