hard to tell from small pics, but "A" looks like the butterfly shaft, which can be weepy when worn, and "B" looks like the bowl vent, which might mean the float [or needle] is sticking open

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