Why don’t you try putting water into the flush plug #54? Lower leg housing #31 is removed by loosening upper bolt #23 and removing lower one. Twist and pull.
I’ve been making my own gaskets. If you should find a NOS gasket it’ll probably be shrunken and dried out as a mummy.
I’ll charge up my camera battery and take a couple more relevant pictures in the morning.
Yeah, we got dirt daubers.
