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Code of Federal Regulations

ECFRa9710c21a7acb30

General

236.1Plans, where kept.236.10Electric locks, force drop type; where required.236.11Adjustment, repair, or replacement of component.236.12Spring switch signal protection; where required.236.13Spring switch; selection of signal control circuits through circuit controller.236.14Spring switch signal protection; requirements.236.15Timetable instructions.236.16Electric lock, main track releasing circuit.236.17Pipe for operating connections, requirements.236.18Software management control plan.236.2Grounds.236.3Locking of signal apparatus housings.236.4Interference with normal functioning of device.236.5Design of control circuits on closed circuit principle.236.6Hand-operated switch equipped with switch circuit controller.236.7Circuit controller operated by switch-and-lock movement.236.8Operating characteristics of electromagnetic, electronic, or electrical apparatus.236.9Selection of circuits through indicating or annunciating instruments.