I just bought a beautiful mess... care to express an opinion?

[healthservices]

Originally Posted by Jake Raby

Before using the air to hold the valve closed to change the spring, use the same air to carry out a leak down test. Might save you lots of heart ache.

And this was the assumption I thought was already done. If it does not seal with just air pressure under a leak down... putting in a new spring is not going to help.