pressure regulator

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    Norgren pressure reg, how does it work?

    Hi, I am coming back to model railrading after a 30-year break. Have a Badger 150 about that old, have been able to geit to work ok. Also have a Norgren (B07-102-M1EA) regulator with moisture trap and pressure gauge -- but it doesn't seem to do much work. When not spraying, pressure goes all...