Originally Posted by
canamjhb
I don't recall how the RT622 seal is constructed. If it has a hollow rubber seal, what I have done on other applications is to thread a 3/16 fish tank tube into the hollow. There is always a seam in the seal where the tube can be inserted. It needs to be lubricated and finessed into the seal. Takes a little time and patience. This gives a firmer, robust seal. Good luck..... Jim