In a message dated 96-05-06 13:53:38 EDT, dwoolard@calpoly.edu (Don Woolard)
writes:

>
>The modification appears to involve a new one way valve and drilling out
>the pump and valve.  It also suggests a new "O" ring (available from
>hardware store).  Has anyone any knowledge about this mod.  Should I do it
>while it is out?  Is it to correct difficult lighting?  What is it to
>correct?

Make sure that check valave still functions.  if it does not, hot gases from
the flame will travel into the pump melting it.  It can be tested by
blowing/sucking into it.  The ball should seat firmly.

Dennis.