Quote Originally Posted by going_home View Post
Same Empire small gauge, shoots fine, but hesitates to shoot for 5 or 6 trigger pulls.
That implies a sticky solenoid. You can take it apart, clean it with alchohol, dry it and put it back, or just get a new one from KEE by calling them up.

Also replace the o-ring on the poppet, that can be a cause of low velocity.