normal condition, the filter is never full, bubbles expected .... fuel pumps either work or don't work, be real odd for one to be sucking air without showing up a gas leak when off

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot