| Starts as soon as the aeroplane commences rolling and stops as soon as it has come to a stop at landing. |
| Starts at rotation and stops as soon as the aeroplane's wheels touch the ground. |
| Starts when pulling out the drag devices and stops when retracting the drag devices. |
| Starts when the aeroplane reaches a height of 35 ft above the ground and stops when it crosses this height before landing. |
EN 