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Front #56

ABTH 104.7.2

What are the 3 positions of the automatic brake valve cutout valve?


  1. Dead-in-tow
  2. Passenger (PASS)
  3. Out
  4. Freight (FRT)
Back #56
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ABTH 104.7.2


Answer: - Freight (FRT) - Out - Passenger (PASS)
Feedback:
You might still find 2-position cutout valves in service, but on a 3-position cutout valve, Freight (FRT) and IN are considered the same and perform the same function.