Type AT Signal - Alstom
Type AT Signal - Alstom
Type AT Signal - Alstom
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Installation<br />
3. SECTION 3 – INSTALL<strong>AT</strong>ION<br />
3.1. GENERAL<br />
This section describes installation of the <strong>Alstom</strong> <strong>Type</strong> <strong>AT</strong> <strong>Signal</strong>. If a fault is suspected<br />
upon installation, the maintainer should refer to Section 5 for the proper signal<br />
troubleshooting procedure.<br />
3.2. SIGNAL MOUNTING<br />
The <strong>Type</strong> <strong>AT</strong> <strong>Signal</strong> can be mounted on a wall, ceiling (horizontal) or pole. The wall and<br />
ceiling mounted signals are mounted using brackets. The pole mounted signal is<br />
mounted on a 3” (7.62 cm) diameter pole. The pole is inserted in and fastened to a cast<br />
aluminum split base. The split base is bolted to a concrete foundation. Example<br />
mounting configurations are shown in Figures 3-1 through 3-3.<br />
Refer to Section 7 for example parts and signal assembly drawings. To determine the<br />
part number to use when ordering a complete signal for your configuration or to obtain<br />
the parts list for your specific configuration, contact your <strong>Alstom</strong> <strong>Signal</strong>ing Inc.<br />
representative.<br />
P2502, Rev. Apr/08 3–1 <strong>Alstom</strong> <strong>Signal</strong>ing Inc.
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