Quote Originally Posted by ashf9999 View Post
Leak is definitely from the valve itself? (not just the seal twixt capsule and valve?). If you are going to strip the valve itself, best off changing all the rings, not just where you think it leaked from. The thinnest (really virtually none at all) of smears of silicone grease on the seals before reassembling can help.
Yeah, when I used a lubrication cartridge the oil came out of the valve front.
Probably needs new seals as you say.