January 20, 2021
The Matco parking brake valve that comes from Van's seems to come with no instructions or drawings of any kind and it is up to the builder to determine how to make the silly thing work. I installed mine without any outside help but have since discovered a few drawings that would have helped. Here are a couple of links...
Exploded Parts Drawing
I also have a couple of pictures in different places on this site where I installed my valve...
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