G Scale Model Train Forum banner


  1. airwire, won't work in USA GP 38 except the smoke unit!

    RC/Battery Operations
    Greetings! Here is a strange case for you all. Installed airwire into my USA GP 38. I turn on the airwire board under the train and the smoke unit comes on, and won't turn off. I can't turn it off, nor does anything else work like the lights or engine running. Nothing! I've tried...