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Author Topic: My “New” Locomotive  (Read 700 times)

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Re: My “New” Locomotive
« on: February 15, 2023, 12:22:27 pm »
You might find the Ruby runs better in reverse than forward. This is due to the piston valve being outside admission in forward and inside admission in reverse. You can find a very good explanation and procedure to change this: http://www.santacruzlumberco.com/MLS_PDFs/InsideAdmissionAndAirTuningARuby.pdf
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