8 OPERATION N° D. 540-0 : Checking and adjusting the headlamps and controls. NOTE : 1) The torsion control of the main headlamps may also of controlled by rocking the car. to and fro by leaning on the bumpers. The dipped beam should remain between lines «Bowand«C », 2) When driving at night, make sure that the limit of the dipped beam is around 80 m and varies by no more than 10 m (more or less). 10. Check torsion control of headlamps.