You should check the height of the converter dolly before backing under the second trailer. The dolly should be:
Slightly lower than the apron, so it raises the trailer slightly when backed under.. Section 7.2: Just like a tractor, the dolly fifth
You should check the height of the converter dolly before backing under the second trailer. The dolly should be:
ANSWER BREAKDOWN
- A. Incorrect. "Higher than the kingpin." is not correct. Just like a tractor, the dolly fifth wheel should be slightly lower than the trailer apron to ensure a tight fit without a gap.
- B. Incorrect. "Lower than the kingpin." is not correct. Just like a tractor, the dolly fifth wheel should be slightly lower than the trailer apron to ensure a tight fit without a gap.
- C. Correct. Just like a tractor, the dolly fifth wheel should be slightly lower than the trailer apron to ensure a tight fit without a gap.
- D. Incorrect. "Touching the ground." is not correct. Just like a tractor, the dolly fifth wheel should be slightly lower than the trailer apron to ensure a tight fit without a gap.
Debe verificar la altura del convertidor dolly antes de retroceder debajo del segundo remolque. El dolly debe estar:
AHigher than the kingpin.
BLower than the kingpin.
CSlightly lower than the apron, so it raises the trailer slightly when backed under.
DTouching the ground.
Seccion 7.2: Al igual que un tractor, la quinta rueda del dolly debe estar ligeramente mas baja que la placa del remolque para asegurar un ajuste apretado sin espacio.
- A. Incorrecto. "Higher than the kingpin." no es la respuesta correcta. La respuesta correcta es "Slightly lower than the apron, so it raises the trailer slightly when backed under.". Al igual que un tractor, la quinta rueda del dolly debe estar ligeramente mas baja que la placa del remolque para asegurar un ajuste apretado sin espacio.
- B. Incorrecto. "Lower than the kingpin." no es la respuesta correcta. La respuesta correcta es "Slightly lower than the apron, so it raises the trailer slightly when backed under.". Al igual que un tractor, la quinta rueda del dolly debe estar ligeramente mas baja que la placa del remolque para asegurar un ajuste apretado sin espacio.
- C. Correcto. Al igual que un tractor, la quinta rueda del dolly debe estar ligeramente mas baja que la placa del remolque para asegurar un ajuste apretado sin espacio.
- D. Incorrecto. "Touching the ground." no es la respuesta correcta. La respuesta correcta es "Slightly lower than the apron, so it raises the trailer slightly when backed under.". Al igual que un tractor, la quinta rueda del dolly debe estar ligeramente mas baja que la placa del remolque para asegurar un ajuste apretado sin espacio.