Posted by even longer shot on July 03, 2001 at 13:31:09:
In Reply to: Re: Sick Sousaphone posted by long shot on July 03, 2001 at 13:25:25:
Pull the pistons and feel inside the tubes that connect the valves to each other. With the valves open, pull the valve slides, shine a light in from the top, and see if you can see light inside the tubes.