On Thu, 05 Mar 2015 20:50:12 -0600, Ignoramus21464
wrote:

On 2015-03-06, Karl Townsend wrote:

I do not really understand what could have happened and why this valve
could fail and become so easy to open.

Would anyone have any idea? What could it be?

The spring inside it broke
i

That is what I think too -- but I wonder, how could that happen?

Material or procedural defect in the manufacture of the spring.

--
Stain and poly are their own punishment.