Doubles And Triples Eng 5

It is important to check the height of the trailer before connecting a converter to a trailer. The trailer is at the correct height when

You are driving with more than one trailer. Which trailer should appear first behind the tractor?

The conversion platforms often do not have

In double and triple trailers, the trailer air supply control should explode or _________ when the air pressure falls within the range of 20 to 45 psi.

When you are pulling trailers, which of the following statements is true about the address?

When checking the coupling system, make sure that the locking jaws are around the handle of the coupling.

When performing a double or triple visual inspection, the drain valve on the converter air tank must be _______, and the pivot hook must be _______.

To supply air to a second trailer’s air tanks, you must ______ lock valves on the rear of the first trailer and ________ the lock valves on the back of the second trailer.

The safety hook plays a role in

When attaching twin trailers, you must _______ the pivot hook and secure the dolly support in the _______ position.

_______ must be tested with the manual valve, but must be controlled in normal operation with the pedal.

When coupling twin trailers, a dolly converter is

What is more likely to happen if the trailer protection valve of a double or triple trailer does not work properly?

You are driving a triple trailer and there is a loss of air pressure in the emergency line. Which of the following will occur?

Which of the following must be connected when coupling the tractor to the trailer or to the trailer to the trailer?

Which of the following is true about loading cargo in double or triple trailers?

The braking systems of double and triple trailers are different from those of straight trucks because they

When driving a double or triple trailer, more attention should be given to

Which of these statements about speed management and braking is true?