6.1. DRIVING LAMPS

6.1.1. NUMBER Two or four.

6.1.2. ARRANGEMENT No individual specifications.

6.1.3. POSITION IN:

6.1.3.1. WIDTH The outer edges of the illuminating surface shall in no case be closer to the extreme outer edge of the tractors than the outer edges of the illuminating surface of the passing lamps.

6.1.3.2. HEIGHT No individual specifications.

6.1.3.3. LENGTH As near to the front of the tractor as possible; however, the light emitted must not in any circumstances cause discomfort to the driver either directly or indirectly through the rear-view mirrors and/or other reflecting surfaces of the tractor.

6.1.4. GEOMETRIC VISIBILITY The visibility of the illuminating surface, including its visibility in areas which do not appear to be illuminated in the direction of observation considered, shall be ensured within a divergent space defined by generating lines based on the perimeter of the illuminating surface and forming an angle of not less than 5° with the axis of reference of the headlamp.

6.1.5. ALIGNMENT Forwards. Apart from the devices necessary to maintain correct adjustment and when there are two pairs of driving lamps, one pair, consisting of headlamps functioning as driving lamp only, may swivel, according to the angle of lock on the steering, about an approximately vertical axis.

6.1.6. MAY BE ‘GROUPED’ with the passing lamp and the other front lamps.

6.1.7. MAY NOT BE ‘COMBINED’ with any other lamp.

6.1.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with the passing lamp, unless the driving lamp swivels according to the angle of lock of the steering; with the front position (side) lamp; with the front fog-lamp; with the parking lamp.

6.1.9. ELECTRICAL CONNECTIONS The driving lamp may be switched on either simultaneously or in pairs. For changing over from the passing to the driving beam at least one pair of driving lamps must be switched on. For changing over from the driving to the passing beam all driving lamps must be switched off simultaneously. The passing lamps may remain switched on at the same time as the driving lamps.

6.1.10. ‘CIRCUIT CLOSED’ TELL-TALE Mandatory.

6.1.11. OTHER REQUIREMENTS The sum of maximum intensities of driving beams which can be switched on simultaneously shall not exceed 225 000 cd. This maximum intensity shall be obtained by adding together the individual maximum intensities measured at the time of type-approval and shown on the relevant approval reports.

6.2. PASSING LAMPS

6.2.1. NUMBER Two (or four — see paragraph 6.2.3.2.1).

6.2.2. ARRANGEMENT No individual specifications.

6.2.3. POSITION IN:

6.2.3.1. WIDTH No individual specifications

6.2.3.2. HEIGHT ABOVE THE GROUND If only two passing lamps are fitted: minimum 500 mm maximum 1 200 mm This distance may be increased to 1 500 mm, if the height of 1 200 mm cannot be observed due to the design, taking account of the conditions of use of the tractor and its working equipment;

6.2.3.2.1. in the case of tractors equipped for the fitting of portable devices at the front, two passing lamps in addition to the lamps mentioned in paragraph 6.2.3.2 shall be allowed at a height not exceeding 3 000 mm if the electrical connections are such that two pairs of passing lamps cannot be switched on at the same time.

6.2.3.3. LENGTH As near to the front of the tractor as possible; however, the light emitted must not in any circumstances cause discomfort to the driver either directly or indirectly through the rear-view mirrors and/or other reflecting surfaces of the tractor.

6.2.4. GEOMETRIC VISIBILITY Defined by angles α and ß as specified in paragraph 2.10. α= 15° upwards and 10° downwards, β= 45° outwards and 5° inwards. Within this field, virtually the whole of the apparent surface of the lamp must be visible. The presence of partitions or other items of equipment near the headlamp shall not give rise to secondary effects causing discomfort to other road users.

6.2.5. ALIGNMENT The alignment of the passing lamps must not vary according to the angle or lock of the steering.

6.2.5.1. If the height of the passing lamps is equal to or greater than 500 mm and equal to or less than 1 200 mm, it must be possible to lower the passing beam by between 0,5 and 4 %;

6.2.5.2. If the height of the passing lamps is greater than 1 200 but not greater than 1 500 mm, the limit of 4 % laid down in paragraph 6.2.5.1 shall be increased to 6 %; the passing lamps referred to in paragraph 6.2.3.2.1 must be aligned in such a way that, measured at 15 m from the lamp, the horizontal line separating the lit zone from the unlit zone is situated at a height equivalent to only half the distance between the ground and the centre of the lamp.

6.2.6. MAY BE ‘GROUPED’ with the driving lamps and the other front lamps.

6.2.7. MAY NOT BE ‘COMBINED’ with any other lamp.

6.2.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with the driving lamp, unless the latter lamp swivels according to the angle of lock of the steering; with the other front lamps.

6.2.9. ELECTRICAL CONNECTIONS The control for changing over to the passing beam shall switch off all driving lamps simultaneously. The passing lamps may remain switched on at the same time as the driving beams.

6.2.10. ‘CIRCUIT CLOSED’ TELL-TALE Optional.

6.2.11. OTHER REQUIREMENTS The requirements of paragraph 5.5.2 shall not apply to the passing lamps. Passing beam headlamps with light source(s) producing the principal dipped beam (as defined in Regulation No 48) and having a total objective luminous flux which exceeds 2 000 lumens are prohibited.

6.3. FRONT FOG LAMP

6.3.1. NUMBER Two.

6.3.2. ARRANGEMENT No individual specifications.

6.3.3. POSITION IN:

6.3.3.1. WIDTH No individual specifications.

6.3.3.2. HEIGHT No less than 250 mm above the ground. No point on the illuminating surface shall be higher than the highest point on the illuminating surface of the passing lamp.

6.3.3.3. LENGTH As near to the front of the tractor as possible; however, the light emitted must not in any circumstances cause discomfort to the driver either directly or indirectly through the rear-view mirrors and/or other reflecting surfaces of the tractor.

6.3.4. GEOMETRIC VISIBILITY Defined by angles α and β as specified in paragraph 2.10. α= 5° upwards and downwards; β= 45° outwards and 5° inwards.

6.3.5. ALIGNMENT The alignment of the front fog-lamps must not vary according to the angle of lock of the steering. They must be directed forwards without causing undue dazzle or discomfort to oncoming drivers and other road users.

6.3.6. MAY BE ‘GROUPED’ with other front lamps.

6.3.7. MAY NOT BE ‘COMBINED’ with other front lamps.

6.3.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with driving lamps which do not swivel according to the angle of lock of the steering when there are four driving lamps; with the front position (side) lamps and the parking lamps.

6.3.9. ELECTRICAL CONNECTIONS It shall be possible to switch the fog lamps on or off independently of the driving lamps and passing lamps and vice versa.

6.3.10. ‘CIRCUIT CLOSED’ TELL-TALE Optional.

6.4. REVERSING LAMP

6.4.1. NUMBER One or two.

6.4.2. ARRANGEMENT No individual specifications.

6.4.3. POSITION

6.4.3.1. HEIGHT Not less than 250 mm and not more than 1 200 mm above the ground.

6.4.3.2. WIDTH No individual specifications.

6.4.3.3. LENGTH No individual specifications.

6.4.4. GEOMETRIC VISIBILITY Defined by angles α and ß as specified in paragraph 2.10. α= 15° upwards and 5° downwards; β= 45° to right and to left if there is only one lamp; β= 45° outwards and 30° inwards if there are two.

6.4.5. ALIGNMENT Rearwards.

6.4.6. MAY BE ‘GROUPED’ with any other rear lamp.

6.4.7. MAY NOT BE ‘COMBINED’ with other lamps.

6.4.8. MAY NOT BE ‘RECIPROCALLY INCORPORATED’ with other lamps.

6.4.9. ELECTRICAL CONNECTIONS It can only be lit up or remain alight if the reverse gear is engaged and if: either the engine is running; or one of the devices controlling the starting and stopping of the engine is in such a position that operation of the engine is possible.

6.4.10. TELL-TALE Optional.

6.5. DIRECTION-INDICATOR LAMP (SEE DIAGRAMS, ANNEX 5).

6.5.1. NUMBER The number of devices shall be such that they can emit signals which correspond to one of the arrangements referred to in paragraph 6.5.2.

6.5.2. ARRANGEMENT ‘A’ Two front direction-indicator lamps (category 1), Two rear direction-indicator lamps (category 2). These lamps may be independent, grouped or combined. ‘B’ Two front direction-indicator lamps (category 1), Two repeating side direction-indicator lamps (category 5), Two rear direction-indicator lamps (category 2). The front and repeating side lamps may be independent, grouped, or combined. ‘C’ Two front direction-indicator lamps (category 1), Two rear direction-indicator lamps (category 2), Two repeating side indicator lamps (category 5) in certain cases as specified in paragraph 6.5.3.3. ‘D’ Two front direction-indicator lamps (category 1), Two rear direction-indicator lamps (category 2). Arrangement ‘A’ shall be allowed only on tractors whose overall length does not exceed 4,60 m and in the case of which the distance between the outer edges of the illuminating surfaces is not more than 1,60 m. Arrangements ‘B’, ‘C’ and ‘D’ shall apply to all tractors. The number, position and horizontal visibility of the indicator lamps shall be such that they can give indications corresponding to at least one of the arrangements defined below. The angles of visibility are hatched on the diagrams; the angles shown are minimum values which may be exceeded; all the angles of visibility are measured from the centre of the illuminating surface.

6.5.3. POSITION

6.5.3.1. WIDTH Except in the case of category 1 direction indicator lamps of arrangement ‘C’, the edge of the illuminating surface furthest from the median longitudinal plane of the tractor must not be more than 400 mm from the extreme outer edge of the tractor. The distance between the inner edges of the two illuminating surfaces of a pair of lamps shall be not less than 500 mm. For front direction-indicator lamps the illuminating surface should be not less than 40 mm from the illuminating surface of the passing lamps or front fog-lamps, if any. A smaller distance is permitted if the luminous intensity in the reference axis of the direction-indicator lamp is equal to at least 400 cd.

6.5.3.2. HEIGHT Above the ground. not less than 500 mm for direction-indicator lamps in category 5, not less than 400 mm for direction-indicator lamps in categories 1 and 2, normally not more than 1 900 mm from all categories. If the structure of the tractor makes it impossible to keep to this maximum figure, the highest point on the illuminating surface may be at 2 300 mm for direction-indicator lamps in category 5, for those in categories 1 and 2 of arrangement ‘A’ and for those in category 1 of arrangement ‘B’; it may be at 2 100 mm for those in categories 1 and 2 of the other arrangements.

6.5.3.3. LENGTH The distance between the centre of reference of the illuminating surface of the category 1 indicator (arrangement ‘B’) and the transverse plane which marks the forward boundary of the tractor’s overall length normally shall not exceed 1 800 mm. If the structure of the tractor makes it impossible to keep to the minimum angles of visibility, this distance may be increased to 2 600 mm. In arrangement ‘C’, the category 5 indicators are only required where the longitudinal distance between the centres of reference of the categories 1 and 2 indicators exceeds 6 m.

6.5.4. GEOMETRIC VISIBILITY Horizontal angles: see arrangement diagrams. In arrangements ‘B’ and ‘C’, the value 5° given for the dead angle of visibility to the rear of the repeating side indicator should not be exceeded. This value may be increased to 10°, however, where it is impossible to adhere to the 5° limit. In arrangement ‘D’ the value 10° given for the inward angle of visibility of the front indicator may be reduced to 3° for tractors with an overall width not exceeding 1 400 mm. Vertical angles: 15° above and below the horizontal. The vertical angle below the horizontal may be reduced to 10° in the case of side repeating direction-indicator lamps of arrangements ‘B’ and ‘C’ if their height is less than 1 900 mm. The same applies in the case of direction-indicator lamps in category 1 of arrangements ‘B’ and ‘D’.

6.5.5. ALIGNMENT If individual specifications for installations are laid down by the manufacturer of the lamp they must be observed.

6.5.6. MAY BE ‘GROUPED’ with one or more lamps, which may not be concealed.

6.5.7. MAY NOT BE ‘COMBINED’ with another lamp, save in accordance with the arrangements referred to in paragraph 6.5.2.

6.5.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with a parking lamp only, but solely in the case of direction-indicator lamps in category 5.

6.5.9. ELECTRICAL CONNECTIONS Direction-indicator lamps shall switch on independently of the other lamps. All direction-indicator lamps on one side of a tractor shall be switched on and off by means of one control and shall flash in phase.

6.5.10. OPERATING TELL-TALE Mandatory for all direction-indicator lamps not directly visible to the driver. It may be optical or auditory or both. If it is optical, it shall be a flashing light which, in the event of the malfunction of any of the direction-indicator lamps other than the repeating side direction-indicator lamps, is either extinguished, or remains alight without flashing, or shows a marked change of frequency. If it is entirely auditory, it shall be clearly audible and shall show a marked change of frequency in the event of any malfunction. If a tractor is equipped to tow a trailer, it must be equipped with a special optical operational tell-tale for the direction indicator lamps on the trailer unless the tell-tale of the drawing vehicle allows the failure of any one of the direction-indicator lamps on the tractor combination thus formed to be detected.

6.5.11. OTHER REQUIREMENTS The lamps shall be a flashing lamp flashing 90 ± 30 times per minute. 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. If a tractor is authorised to tow a trailer, the control of the direction-indicators on the tractor shall also operate the indicators of the trailer. In the event of failure, other than a short circuit, of one direction-indicator, the others must continue to flash but the frequency under this condition may be different from that specified.

6.6. HAZARD WARNING SIGNAL

6.6.1. NUMBER As specified in the corresponding headings of paragraph 6.5.

6.6.2. ARRANGEMENT

6.6.3. POSITION

6.6.3.1. WIDTH

6.6.3.2. HEIGHT

6.6.3.3 LENGTH

6.6.4. GEOMETRIC VISIBILITY

6.6.5. ALIGNMENT

6.6.6. MAY/MAY NOT BE ‘GROUPED’

6.6.7. MAY/MAY NOT BE ‘COMBINED’

6.6.8. MAY/MAY NOT BE ‘RECIPROCALLY INCORPORATED’

6.6.9. ELECTRICAL CONNECTIONS The signal shall be operated by-means of a separate control enabling all the direction-indicator lamps to function in phase.

6.6.10. CIRCUIT-CLOSED TELL-TALE Flashing warning light, which can operate in conjunction with the tell-tale(s) specified in paragraph 6.5.10.

6.6.11. OTHER REQUIREMENTS As specified in paragraph 6.5.11. If a tractor is equipped to tow a trailer the hazard-warning signal control must also be capable of activating the direction-indicator lamps on the trailer. The hazard-warning signal must be able to function even if the device which starts or stops the engine is in a position which makes it impossible to start the engine.

6.7. STOP LAMP

6.7.1. NUMBER Two.

6.7.2. ARRANGEMENT No individual specifications.

6.7.3. POSITION

6.7.3.1. WIDTH Not less than 500 mm apart. This distance may be reduced to 400 mm if the overall width of the tractor is less than 1 400 mm.

6.7.3.2. HEIGHT Above the ground: not less than 400 mm and not more than 1 900 mm, or not more than 2 100 mm if the structure of the vehicle makes it impossible to keep within 1 900 mm.

6.7.3.3. LENGTH No individual specification.

6.7.4. GEOMETRIC VISIBILITY Horizontal angle: 45° outwards and inwards. Vertical angle: 15° above and below the horizontal. The vertical angle below the horizontal may be reduced to 10° if the lamp is situated less than 1 500 mm above ground, to 5° in the case of lamps less than 750 mm above the ground.

6.7.5. ALIGNMENT Towards the rear of the vehicle.

6.7.6. MAY BE ‘GROUPED’ with one or more other rear lamps.

6.7.7. MAY NOT BE ‘COMBINED’ with another lamp.

6.7.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with the rear position (side) lamp and the parking lamp.

6.7.9. ELECTRICAL CONNECTIONS shall light up when the service brake is applied.

6.7.10. OPERATIONAL TELL-TALE Optional. If fitted, it shall be a non-flashing warning lamp which comes on in the event of the malfunctioning of the stop lamps.

6.7.11. OTHER REQUIREMENTS The luminous intensity of the stop lamps shall be markedly greater than that of the rear position (side) lamps.

6.8. FRONT POSITION (SIDE) LAMP

6.8.1. NUMBER Two or four (see paragraph 6.8.3.2).

6.8.2 ARRANGEMENT No individual specifications

6.8.3. POSITION

6.8.3.1. WIDTH That point on the illuminating surface which is farthest from the tractor’s median longitudinal plane shall be not more than 400 mm from the extreme outer edge of the vehicle. The clearance between the respective inner edges of the two illuminating surfaces shall be not less than 500 mm.

6.8.3.2. HEIGHT Above the ground, not less than 400 mm, not more than 1 900 mm or not more than 2 100 mm if the shape of the bodywork makes it impossible to keep within the 1 900 prescribed above. In the case of tractors equipped for the fitting of portable devices at the front, which may obscure the mandatory front position (side) lamps, two additional front position (side) lamps may be fitted at a height not exceeding 3 000 mm.

6.8.3.3. LENGTH No specifications provided that the lamps are aligned forwards and the angles of geometrical visibility specified in paragraph 6.8.4 are complied with.

6.8.4. GEOMETRIC VISIBILITY Horizontal angle For the two front position (side) lamps: 10° inwards and 80° outwards. However, the angle of 10° inwards may be reduced to 5° if the shape of the bodywork makes it impossible to keep to 10°. For tractors with any overall width not exceeding 1 400 mm this angle may be reduced to 3° if the shape of the bodywork makes it impossible to keep to 10°. Vertical angle 15° above and below the horizontal. The vertical angle below the horizontal may be reduced to 10° if the height of the lamp above the ground is less than 1 900 mm, and to 5° if this height is less than 750 mm.

6.8.5. ALIGNMENT Towards the front.

6.8.6. MAY BE ‘GROUPED’ with any other front lamp.

6.8.7. MAY NOT BE ‘COMBINED’ with other lamps.

6.8.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with any other front lamps.

6.8.9. ELECTRICAL CONNECTIONS No individual specifications.

6.8.10. TELL-TALE Mandatory. This tell-tale shall be non-flashing. It shall not be required if the instrument panel lighting can only be turned on simultaneously with the front position (side) lamps.

6.9. REAR POSITION (SIDE) LAMP

6.9.1. NUMBER Two.

6.9.2. ARRANGEMENT No individual specifications.

6.9.3. POSITION

6.9.3.1. WIDTH That point on the illuminating surface which is farthest from the tractor’s median longitudinal plane shall be not more than 400 mm from the extreme outer edge of the tractor. The distance between the inner edges of the two illuminating surfaces shall be not less than 500 mm. This distance may be reduced to 400 mm where the overall width of the tractor is less than 1 400 mm.

6.9.3.2. HEIGHT Above the ground not less than 400 mm and not more than 1 900 mm (in exceptional cases not more than 2 100 mm if it is impossible to keep within 1 900 mm).

6.9.3.3. LENGTH No individual specification.

6.9.4. GEOMETRIC VISIBILITY Horizontal angle For the two rear position (side) lamps: either 45° inwards and 80° outwards, or 80° inwards and 45° outwards. Vertical angle 15° above and below the horizontal. The angle below the horizontal may be reduced to 10° if the height of the lamp above the ground is less than 1 500 mm, and to 5° if this height is less than 750 mm.

6.9.5. ALIGNMENT Towards the rear.

6.9.6. MAY BE ‘GROUPED’ with any other rear lamp.

6.9.7. MAY BE ‘COMBINED’ with the rear registration-plate lamp.

6.9.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with the stop lamps, the rear fog-lamp or the parking lamp.

6.9.9. ELECTRICAL CONNECTIONS No individual specifications.

6.9.10. ‘CIRCUIT CLOSED’ TELL-TALE Must be combined with that of the front position (side) lamps. This tell-tale shall be non-flashing. It shall not be required if the instrument panel lighting can only be turned on simultaneously with the front (side) position lamp.

6.10. REAR FOG-LAMP

6.10.1. NUMBER One or two.

6.10.2. ARRANGEMENT This must satisfy the conditions of geometric visibility.

6.10.3. POSITION

6.10.3.1. WIDTH If there is only one rear fog lamp, it must be in the median longitudinal plane of the tractor, or on the opposite side of the median longitudinal plane to the direction of traffic prescribed in the country of registration. In all cases the distance between the rear fog-lamp and the stop lamp shall be more than 100 mm.

6.10.3.2. HEIGHT Above the ground, not less than 250 mm, not more than 1 900 mm, or not more than 2 100 mm if the shape of the bodywork makes it impossible to keep within 1 900 mm.

6.10.3.3. LENGTH No individual specification.

6.10.4. GEOMETRIC VISIBILITY Horizontal angle: 25° inwards and outwards. Vertical angle: 5° above and below the horizontal.

6.10.5. ALIGNMENT Towards the rear.

6.10.6. MAY BE ‘GROUPED’ with any other rear lamp.

6.10.7. MAY NOT BE ‘COMBINED’ with other lamps.

6.10.8. MAY BE ‘RECIPROCALLY INCORPORATED’ with the rear position (side) lamps or the parking lamp.

6.10.9. ELECTRICAL CONNECTIONS These must be such that the rear fog-lamp can operate only when the passing lamps or driving lamps and front fog-lamps or a combination of these are switched on. They must be such that when the rear fog-lamp is switched on it is capable of operating together with the driving lamps, the passing lamps and the front fog-lamps. When the rear fog-lamp is switched on, operating the driving or passing lamps control shall not extinguish the rear fog-lamp. If the front fog-lamps exist, the extinguishing of the rear fog-lamp must be possible independently from that of the front fog-lamps.

6.10.10. ‘CIRCUIT CLOSED’ TELL-TALE Mandatory. An independent, fixed-intensity signal light.

6.11. PARKING LAMP

6.11.1. NUMBER Dependent upon the arrangement.

6.11.2. ARRANGEMENT either two front lamps and two rear lamps, or one lamp on each side.

6.11.3. POSITION

6.11.3.1. WIDTH That point on the illuminating surface which is farthest from the tractor’s median longitudinal plane shall not be more than 400 mm from the extreme outer edge of the tractor. Furthermore, in the case of a pair of lamps, the lamps must be symmetrical to the median longitudinal plane of the tractor.

6.11.3.2. HEIGHT Above the ground, not less than 400 mm and not more than 1 900 mm (not more than 2 100 mm if the design of the bodywork makes it impossible to keep within 1 900 mm).

6.11.3.3. LENGTH No individual specifications.

6.11.4. GEOMETRIC VISIBILITY Horizontal angle: 45° outwards, towards the front and towards the rear. Vertical angle: 15° above and below the horizontal. The vertical angle below the horizontal may be reduced to 10° if the height of the lamp above the ground is less than 1 900 mm; and to 5° if this height is less than 750 mm.

6.11.5. ALIGNMENT Such that the lamps meet the requirements concerning visibility towards the front and towards the rear.

6.11.6. MAY BE ‘GROUPED’ with any other lamp.

6.11.7. MAY NOT BE ‘COMBINED’ with other lamps.

6.11.8. MAY BE ‘RECIPROCALLY INCORPORATED’ at the front with the front position (side) lamps, the passing lamps, the driving lamps and the front fog-lamps, at the rear, with the rear position (side) lamps, the stop lamps and the rear fog-lamps. with the direction indicator lamps in category 5.

6.11.9. ELECTRICAL CONNECTIONS The connections must allow the parking lamp(s) on the same side of the tractor to be lit independently of any other lamps.

6.11.10. TELL-TALE Optional. If there is one, it must not be possible to confuse it with the tell-tale for the position (side) lamps.

6.11.11. OTHER REQUIREMENTS The function of this lamp may also be performed by the simultaneous switching on of the front and rear position (side) lamps on one side of the tractor.

6.12. END-OUTLINE MARKER LAMP

6.12.1. NUMBER Two visible from the front and two visible from the rear.

6.12.2. ARRANGEMENT No individual specifications.

6.12.3. POSITION

6.12.3.1. WIDTH As close as possible to the extreme outer edge of the tractor.

6.12.3.2. HEIGHT At the greatest height compatible with the required position in width and with symmetry of the lamps.

6.12.3.3. LENGTH No individual specification.

6.12.4. GEOMETRIC VISIBILITY Horizontal angle: 80° outwards. Vertical angle: 5° above and 20° below the horizontal.

6.12.5. ALIGNMENT Such that the lamps meet the requirements concerning visibility towards the front and towards the rear.

6.12.6. MAY NOT BE ‘GROUPED’

6.12.7. MAY NOT BE ‘COMBINED’ with other lamps.

6.12.8. MAY NOT BE ‘RECIPROCALLY INCORPORATED’

6.12.9. ELECTRICAL CONNECTIONS No individual specifications.

6.12.10. TELL-TALE Mandatory

6.12.11. OTHER REQUIREMENTS Subject to all the other conditions being met, the lamp visible from in front and the lamp visible from the rear, on the same side of the tractor, may be included in one device. The position of an end-outline marker lamp in relation to the corresponding position (side) lamp shall be such that the distance between the projections on a transverse vertical plane of the points nearest to one another of the illuminating surfaces of the two lamps considered is not less than 200 mm.

6.13. WORK LAMP

6.13.1. NUMBER

6.13.2. ARRANGEMENT

6.13.3. POSITION No individual specifications.

6.13.4. GEOMETRIC VISIBILITY

6.13.5. ALIGNMENT

6.13.6. MAY NOT BE ‘GROUPED’

6.13.7. MAY NOT BE ‘COMBINED’ with another lamp.

6.13.8. MAY NOT BE ‘RECIPROCALLY INCORPORATED’

6.13.9. ELECTRICAL CONNECTIONS This lamp may be operated independently of all other lamps.

6.13.10. TELL-TALE Mandatory.

6.14. REAR RETRO REFLECTOR, NON-TRIANGULAR

6.14.1. NUMBER Two or four.

6.14.2. ARRANGEMENT No individual specifications.

6.14.3. POSITION

6.14.3.1. WIDTH Except as provided in paragraph 6.14.4.1 the point on the illuminating surface which is farthest from the tractor’s median longitudinal plane shall be not more than 400 mm from the extreme outer edge of the tractor. The inner edges of the reflex reflectors shall be not less than 600 mm apart. This distance may be reduced to 400 mm where the overall width of the tractor is less than 1 300 mm.

6.14.3.2. HEIGHT Except as provided in paragraph 6.14.4.1, not less than 400 mm and not more than 900 mm above the ground. However, the upper limit may be increased to not more than 1 200 mm if it is impossible to keep within the height of 900 mm without having to use fixing devices liable to be easily damaged or bent.

6.14.3.3. LENGTH No individual specifications.

6.14.4. GEOMETRIC VISIBILITY Horizontal angle. 30° inwards and outwards. Vertical angle. 15° above and below the horizontal. The vertical angle below the horizontal may be reduced to 5° if the height of the reflector is less than 750 mm.

6.14.4.1. If it is impossible to observe the above position and visibility requirements, four retro reflectors may be fitted in accordance with the following installation specifications:

6.14.4.1.1. Two retro reflectors must keep within the maximum height of 900 mm above the ground. However, this upper limit may be increased to not more than 1 200 mm if it is impossible to keep within the height of 900 mm without having to use fixing devices liable to be easily damaged or bent. A distance of at least 300 mm between the interior edges of the reflectors must be observed, and they must have a vertical angle of visibility above the horizontal of 15°.

6.14.4.1.2. The other two shall keep within a maximum height of 2 100 mm above the ground and shall be bound by the requirements of paragraph 6.14.3.1.

6.14.5. ALIGNMENT Towards the rear.

6.14.6. MAY BE ‘GROUPED’ With any other lamp.

6.14.7. OTHER REQUIREMENTS The illuminating surface of the retro reflector may have parts in common with that of any other rear lamp.

6.15. SIDE RETRO REFLECTORS, NON-TRIANGULAR

6.15.1. NUMBER Two or four.

6.15.2. ARRANGEMENT One or two each side of tractor where over-all length of tractor s 6 m. Two each side of tractor where over-all length of tractor > 6 m. The reflecting surface must be mounted in a vertical plane (maximum deviation 10°) parallel to the longitudinal axis of the vehicle.

6.15.3. POSITION

6.15.3.1. WIDTH No individual specification.

6.15.3.2. HEIGHT Not less than 400 mm and not more than 900 mm above the ground. However, the upper limit may be increased to not more than 1 200 mm if it is impossible to keep within the height of 900 mm without having to use fixing devices liable to be easily damaged or bent.

6.15.3.3. LENGTH One reflector must be not more than 3 m from the foremost point of the tractor, and either the same reflector or a second reflector must be not more than 3 m from the rearmost point of the tractor. The distance between two reflectors on the same side of the tractor must not exceed 6 m.

6.15.4. GEOMETRIC VISIBILITY Horizontal angle. 20° forwards and rearwards. Vertical angle. 10° above and below the horizontal. The vertical angle below the horizontal may be reduced to 5° if the height of the reflector is less than 750 mm.

6.16. REAR REGISTRATION PLATE LAMP

6.16.1. NUMBER Such that the device is able to illuminate the site of the registration plate

6.16.2. ARRANGEMENT

6.16.3. POSITION

6.16.3.1. WIDTH

6.16.3.2. HEIGHT

6.16.3.3. LENGTH

6.16.4. GEOMETRIC VISIBILITY

6.16.5. ALIGNMENT

6.16.6. MAY BE ‘GROUPED’ with one or more rear lamps.

6.16.7. MAY BE ‘COMBINED’ with the rear position (side) lamps.

6.16.8. MAY NOT BE ‘RECIPROCALLY INCORPORATED’ with any other lamp.

6.16.9. TELL-TALE Optional. If provided, its function shall be performed by the tell-tale prescribed for the front and rear position (side) lamps.