by shadowfax on Wed Feb 10, 2010 9:21 am
a) Operators are to clean and backflush the grouphead prior to using the Scace thermofilter on it.
b) The thermofilter itself features a nice filter system over the orifice that does the actual flow restriction. This ought to prevent clogging from lazy/forgetful failure to backflush, or a lack of thoroughness in doing so.
Nicholas Lundgaard