Multiple RT Classic leaks- where to start?

[The Inflicted]

[Meglomachinist]

Ok mine did that same thing when I got it. Pull the reg pin there are two little orings there, a little split spacer and a cir clip. you don't need to pull the tiny cir clip you can wiggle them on over it. Replace those. Fixed all my problems.

[Richter power]

I would check the o-ring on the piston

[Meglomachinist]

You ever get this one figured out?