49 CFR § 236.7 Rules, Standards, and Instructions Governing the Installation, Inspection, Maintenance, and Repair of Signal and Train Control Systems, Devices, and Appliances

§ 236.7 Circuit controller operated by switch-and-lock movement.

Current through Sep 25, 2026 · Read all of Part 236

Circuit controller operated by switch-and-lock movement shall be maintained so that normally open contacts will remain closed and normally closed contacts will remain open until the switch is locked.

← § 236.6 Hand-operated switch equipped with switch circuit controller.§ 236.8 Operating characteristics of electromagnetic, electronic, or electrical apparatus. →