He doesn't know. All he knows is that he has pressure. I'd say he outta
try a small snake from the vent outlet toward the tank.

-W (getting good at deciphering "end user speak" )

"jps" wrote in message
...
Which end is clogged?

"JML" wrote in message
...
Does anybody here have a quick and easy way of unclogging the vent to a
waste tank? I suspect that there is a clog because as soon as I open up
the
pumpout even after minimal use, gas escapes as if the tank was under
great
pressure.