Quote Originally Posted by NTFDAY View Post
My only thought is that if you used a hacksaw to cut the line that you might have gotten a burr or two in the system.
I used a pipe cutter for a clean cut and although there were no burrs, I still blew it out with compressed air.

Also made sure to keep the teflon tape on the threads and not on the inside of the fitting.

I was thinking more along the lines of a stuck float, so the first thing I want to do is give it a tap test