Tied the ballcock up and and attached hose to the drain value loads of water comes out for half an hour but cylinder still full?

attached hose to the drain value loads of water comes out for half an hour but cylinder still full?
What cylinder?


Tied the ballcock up
Why did you do that?

So that the cylinder would not refill, the cylinder is a indirect

You have to put your question in some context. A cylinder can be a can of beans, a petroleum storage tank or a thousand other things.

Where do you leave?

John