Originally Posted by Dunkel
If you cover D with your fingwer and blow through A it should be hard to blow through! LOL That would be like covering one end of a straw and trying to draw through it. Not going to happen. Has to bie something else wrong with it.
I think he is saying his "heart" is clogged. If this is a common chamber, then just let it soak in lemon juice and baking soda for a while, then give it a good cleaning w/a narrow brush and rinse w/hot water. If there is only one passage from the hoseport to the vase then try cleaning that.good luck.