Document ID: chunk:federal_register_of_legislation:F2007C00078:body:0:p16
Version: federal_register_of_legislation:F2007C00078
Segment Type: other
Provision Reference: 
Character Range: 43916–46725

reduced to 5°, however, if the height of the lamps is less than 750 mm.

6.3.5. Orientation

According to the fitting arrangement. The front (arrangement B) and side (arrangement A) direction indicators may move with the steering.

19.6.3.5. Orientation  For 'LB2' and 'LE2' category vehicles, the front lamps may not move with the steering.

6.3.6. May be "grouped" with one or more lamps.

6.3.7. May not be "combined" with any other lamp.

6.3.8. May not be "reciprocally incorporated" with any other lamp.

6.3.9. Electrical connections   Direction-indicator lamps shall switch on independently of the other lamps. All direction-indicator lamps on one side of a vehicle shall be switched on and off by means of one control.

6.3.10. "Operating" tell-tale  Mandatory for all direction-indicator lamps of arrangement B. It shall be a flashing green lamp, visible in all normal driving conditions which, in the event of defective operation of any of the direction indicators, is extinguished, remains alight without flashing, or shows a marked change of frequency.

6.3.11. Other requirements  The characteristics indicated below shall be measured with no other load on the electrical system than that required for the operation of the engine and the lighting devices.

19.6.3.10. The colour of the tell-tale may be green or yellow.

6.3.11.1. In the case of all vehicles which supply direct current to the direction indicators:

6.3.11.1.1. the light flashing frequency shall be 90 ± 30 times per minute;

6.3.11.1.2. the flashing of the direction indicators on the same side of the vehicle shall occur synchronously and in phase;

6.3.11.1.3.  operation of the light-signal control shall be followed within not more than one second by the appearance of the light and within not more than one-and-one-half seconds by the first extinction of the light.

6.3.11.2. In the case of a vehicle which supplies alternating current to the direction indicators, where the speed of the engine is between 50% and 100% of the engine speed corresponding to the maximum speed of the vehicle:

6.3.11.2.1. the light flashing frequency shall be 90 ± 30 times per minute,

6.3.11.2.2. the flashing of the direction indicators on the same side of the vehicle may occur synchronously or alternately. The front lights shall not be seen at the rear and the rear lights at the front, in the regions shown in annex 4;

6.3.11.2.3.  operation of the light-signal control shall be followed within not more than one second by the appearance of the light and within not more than one-and-one-half seconds by the first extinction of the light.

6.3.11.3.  In the case of a vehicle which supplies alternating current to the direction indicators, where the speed of the engine is between the idling speed indicated by the manufacturer and