Lock: Restraint to hold a ULD in place
|Once a ULD is loaded in the appropriate position, it is locked by restraining equipment.|
PDU (Power Drive Unit)
|PDUs, located on the floor of an airplane’s cargo bay and operated by a controller on the wall, lead ULDs to the appropriate position inside the airplane by moving back and forth and around.|
|Air conditioners are installed in the walls of main decks.
The temperature of a main deck compartment is adjustable within a range from 4℃ to 29℃.
(An air conditioner is shown here left of the wall light.)