Hi all There is an interesting piece on thernmostats and how the blanking plate works at the following address <A HREF="http://www.vtr.org/Stag/Stag-maint.html">The Triumph Stag Maintenanc e Guide</A> http://www.vtr.org/Stag/Stag-maint.html There is some other useful topical stuff as well Peter Howells