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Front #122

ABTH 102.3

When leaving locomotives unattended, how should the engine control switch be positioned?


  1. Jog
  2. Run
  3. DB only
  4. Isolate
Back #122
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ABTH 102.3


Answer: Isolate
Feedback:
Placing unattended locomotives in Isolate keeps them from developing power or responding to controls. This saves fuel and acts as an added security feature. This requirement excludes conditioned DP remote locomotives on secured unattended trains.