>
>What is the correct proceedure to refill the system?
>
>i thought I had read that there was a specific way to do this by getting
the front end elevated to try and rid the system of air locks.
>

I just recently went through this. It may not be the "correct" method, but
the Libby Bong works great. Well worth putting one together. Here is my
report on it:
http://bugled.blogspot.com/2010/10/handwaves-and-libby-bong.html