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Hirn's Recent Activity

  1. Hirn replied to the thread Swanage Railway General Discussion.

    One boiler was designed for the 2-6-0s and the 2-6-4 tank engines versions which was a bit unfortunate as the tender engines could have cheerfully taken a bigger boiler but it was made small enough to get the tanks alongside. The provision for...

    Aug 9, 2020 at 8:20 PM
  2. Hirn liked LMS2968's post in the thread Liveries!.

    I'd like to see the evidence for that. It certainly happened with the first three-cylinder compounds, although probably with the regularity claimed, but the answer, a by-pass valve was soon devised to send the exhaust steam from the HP cylinder...

    Aug 8, 2020 at 7:20 PM
  3. Hirn liked Legrandanglais's post in the thread 567 Victorian 4-4-0 New Build.

    Phil, we already got someone to bring back the Boiler Blowdown valve in his luggage! Southern Steam do the complete assembly - just screw into the pipework. We do try to do things in-house, but a serious shortage of volunteers with skills is...

    Aug 3, 2020 at 6:35 PM