FX Impact - Small CF bottle not sealing

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Stan, I hope it wasn't you that gave Dirte a negative for trying to help you out. It's a good way to have people NOT help you out. Dirte is a major contributor and an asset to this forum. People are very freindly here and go out of their way to help others out. If it's not helpful, just say thanks and move on. 

NMshooter
 
Nope, not me!

I finally got the bottle apart - it took some serious pressure (wooden v blocks, 2 clamps, an old Allen wrench, an Oak dowel a mallet and some convincing from Ernest (thanks!) ) to get the top off as the assembly had loctite on it. I cleaned and greased the valve assembly, replaced the orings while i was in there and gave the valve stem a general polish with wet n dry - the valve stem had a tiny groove on the end that might have been catching on the brass valve body. Put everything back together (no loctite, just snugged up) and it's working great again.
For anyone else - FX has the parts diagram for the CF bottle on their support page. The valve assembly is the same (sized differently) as that in the gun (valve seat, delrin seal ring, valve stem and spring) so it will be familiar to anyone that's had the gun apart. Once you get the top off the bottle it's an easy overhaul. Just getting the top off required more force than I would have liked.