牵引车的设计应适用于1.3中规定的区域型飞机的无牵引杆后推和/或维修牵引。该设计将确保在任何操作模式下，该装置将安全地将飞机前起落架固定在耦合系统内。本牵引程序的目的是实现比传统牵引设备更安全、更快的操作。

The tow vehicle should be designed for towbarless push-back and/or maintenance towing of regional type aircraft as specified in 1.3.The design will ensure that the unit will safely secure the aircraft nose landing gear within the coupling system for any operational mode.The purpose of this towing procedure is to achieve a safer and faster operation than is possible with conventional towing equipment.