You are coupling a tractor to a semi-trailer. You have connected the air lines. Before backing under the trailer, you should:
Supply air to the trailer system and lock the trailer brakes.. Section 6.4: Supply air to the trailer, then pull out the air supply knob to
You are coupling a tractor to a semi-trailer. You have connected the air lines. Before backing under the trailer, you should:
ANSWER BREAKDOWN
- A. Correct. Supply air to the trailer, then pull out the air supply knob to lock the trailer brakes. This ensures the trailer won't move when you back under it.
- B. Incorrect. "Drive away." is not correct. Supply air to the trailer, then pull out the air supply knob to lock the trailer brakes. This ensures the trailer won't move when you back under it.
- C. Incorrect. "Disconnect the electrical cable." is not correct. Supply air to the trailer, then pull out the air supply knob to lock the trailer brakes. This ensures the trailer won't move when you back under it.
- D. Incorrect. "Lower the landing gear." is not correct. Supply air to the trailer, then pull out the air supply knob to lock the trailer brakes. This ensures the trailer won't move when you back under it.
Esta acoplando el tractor al semi-remolque. Ya conecto las lineas de aire. Antes de retroceder, que debe hacer?
ASupply air to the trailer system and lock the trailer brakes.
BDrive away.
CDisconnect the electrical cable.
DLower the landing gear.
Seccion 6.4: Suministre aire al remolque, luego active los frenos del remolque para que no se mueva al retroceder.
- A. Correcto. Suministre aire al remolque, luego active los frenos del remolque para que no se mueva al retroceder.
- B. Incorrecto. "Drive away." no es la respuesta correcta. La respuesta correcta es "Supply air to the trailer system and lock the trailer brakes.". Suministre aire al remolque, luego active los frenos del remolque para que no se mueva al retroceder.
- C. Incorrecto. "Disconnect the electrical cable." no es la respuesta correcta. La respuesta correcta es "Supply air to the trailer system and lock the trailer brakes.". Suministre aire al remolque, luego active los frenos del remolque para que no se mueva al retroceder.
- D. Incorrecto. "Lower the landing gear." no es la respuesta correcta. La respuesta correcta es "Supply air to the trailer system and lock the trailer brakes.". Suministre aire al remolque, luego active los frenos del remolque para que no se mueva al retroceder.