49 CFR Topic
Rules and Instructions; Locomotives
November 18, 2020
§
236.551
Power supply voltage; requirement
§
236.552
Insulation resistance; requirement
§
236.553
Seal, where required
§
236.554
Rate of pressure reduction; equalizing reservoir or brake pipe
§
236.555
Repaired or rewound receiver coil
§
236.556
Adjustment of relay
§
236.557
Receiver; location with respect to rail
§
§236.558-236.559
[Reserved]
§
236.560
Contact element, mechanical trip type; location with respect to rail
§
236.561
[Reserved]
§
236.562
Minimum rail current required
§
236.563
Delay time
§
236.564
Acknowledging time
§
236.565
Provision made for preventing operation of pneumatic brake-applying apparatus by double-heading cock; requirement
§
236.566
Locomotive of each train operating in train stop, train control or cab signal territory; equipped
§
236.567
Restrictions imposed when device fails and/or is cut out en route
§
236.568
Difference between speeds authorized by roadway signal and cab signal; action required