National

Technical drawing numbers
S1729/1Record of amendments
S1729/2Locking sketch
S1729/3Mechanical locking table
S1729/4Detection table
S1729/5Electrical control table
S1729/6Dog chart
S1729/7Lever leads
S1729/12Box diagram

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Tylorstown  ——  This box   ——  Ynyshir

The diagram below is a low-resolution version to indicate the content: a revised full-resolution 'pdf' file is presented here as information published since CD-ROM (GW South Wales) was published. The full-resolution image may be opened by clicking on the image below.

This page last updated on 16th June 2012.