There is a spring loaded plunger/one-way thingie (poppet?) in there that I have had get stuck in the open position.
I took a small WOODEN dowel and poked at it some and it got unstuck and worked properly since. You should be able to see it with a flashlight by peering inside the fitting.
There is a spring loaded plunger/one-way thingie (poppet?) in there that I have had get stuck in the open position.
I took a small WOODEN dowel and poked at it some and it got unstuck and worked properly since. You should be able to see it with a flashlight by peering inside the fitting.