EssBee
Grey Hound
What is this device, that appears to be a breather of some sort? There's a kind of weight suspended from a valve-like thing, almost like a carburettor's needle-and-seat.
The reason I'm asking, is because that pendulum-like thing knocks on the wall of the tank....is this normal??
The reason I'm asking, is because that pendulum-like thing knocks on the wall of the tank....is this normal??
