49 C.F.R. § 236.8 Operating characteristics of electromagnetic, electronic, or electrical apparatus.
Title 49 - Transportation
Signal apparatus, the functioning of which affects the safety of train operation, shall be maintained in accordance with the limits within which the device is designed to operate. [49 FR 3382, Jan. 26, 1984]
Title 49: 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
General
§ 236.8 Operating characteristics of electromagnetic, electronic, or electrical apparatus.