Reply to "steam whistles"

If you are using a postwar transformer, operate the handle/ lever/ button only half way. On the center whistle, bypass the large gray resistor. It is there to make the whistle 'kid safe'.

OGR Publishing, Inc., 1310 Eastside Centre Ct, Suite 6, Mountain Home, AR 72653
330-757-3020

www.ogaugerr.com
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