Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 49 - Transportation |
Subtitle B - Other Regulations Relating to Transportation |
Chapter II - Federal Railroad Administration, Department of Transportation |
Part 236 - Rules, Standards, and Instructions Governing the Installation, Inspection, Maintenance, and Repair of Signal and Train Control Systems, Devices, and Appliances |
Subpart A - Rules and Instructions: All Systems |
Inspections and Tests; All Systems |
§ 236.109 - Time releases, timing relays and timing devices.
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§ 236.109 Time releases, timing relays and timing devices.
Time releases, timing relays and timing devices shall be tested at least once every twelve months. The timing shall be maintained at not less than 90 percent of the predetermined time interval, which shall be shown on the plans or marked on the time release, timing relay, or timing device.
[49 FR 3384, Jan. 26, 1984]