What is the purpose of the 'Service Line' (Blue) in a combination vehicle?
It carries air, which is controlled by the foot brake or trailer hand brake.. Section 6.2: The service line (also called the control line
What is the purpose of the 'Service Line' (Blue) in a combination vehicle?
ANSWER BREAKDOWN
- A. Incorrect. "It carries air to the trailer air tanks." is not correct. The service line (also called the control line or signal line) carries air which is controlled by the foot brake or the trailer hand brake.
- B. Correct. The service line (also called the control line or signal line) carries air which is controlled by the foot brake or the trailer hand brake.
- C. Incorrect. "It provides electricity." is not correct. The service line (also called the control line or signal line) carries air which is controlled by the foot brake or the trailer hand brake.
- D. Incorrect. "It is for emergency braking." is not correct. The service line (also called the control line or signal line) carries air which is controlled by the foot brake or the trailer hand brake.
Cual es el proposito de la 'Linea de Servicio' (Azul) en un vehiculo combinado?
AIt carries air to the trailer air tanks.
BIt carries air, which is controlled by the pie brake or trailer hand brake.
CIt provides electricity.
DIt is for emergency braking.
Seccion 6.2: La linea de servicio lleva aire controlado por el pedal del freno o el freno de mano del remolque.
- A. Incorrecto. "It carries air to the trailer air tanks." no es la respuesta correcta. La respuesta correcta es "It carries air, which is controlled by the pie brake or trailer hand brake.". La linea de servicio lleva aire controlado por el pedal del freno o el freno de mano del remolque.
- B. Correcto. La linea de servicio lleva aire controlado por el pedal del freno o el freno de mano del remolque.
- C. Incorrecto. "It provides electricity." no es la respuesta correcta. La respuesta correcta es "It carries air, which is controlled by the pie brake or trailer hand brake.". La linea de servicio lleva aire controlado por el pedal del freno o el freno de mano del remolque.
- D. Incorrecto. "It is for emergency braking." no es la respuesta correcta. La respuesta correcta es "It carries air, which is controlled by the pie brake or trailer hand brake.". La linea de servicio lleva aire controlado por el pedal del freno o el freno de mano del remolque.