mel jacobson on sun 4 dec 11
take them apart, clean them well, then make sure the
orifice is clean as a whistle.
who cares if they are old...do you want to pay 2 grand for
a new pair?
mine are now 60 years old and work like a charm.
they burn gas.
go for it.
it will not make any difference about reduction, as that
happens with your damper anyway.
fire the pee out of it..
from: minnetonka, mn
clayart link: http://www.visi.com/~melpots/clayart.html