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ANNEX IVU.K.REQUIREMENTS CONCERNING TWO-WHEEL MOTORCYCLES

1.All two-wheel motorcycles must be fitted with the following lighting and light-signalling devices:U.K.

1.1.main-beam headlamp;U.K.

1.2.dipped-beam lamp;U.K.

1.3.direction indicator lamps;U.K.

1.4.stop lamp;U.K.

1.5.front position lamp;U.K.

1.6.rear position lamp:U.K.

1.7.rear registration plate lamp;U.K.

1.8.non-triangular rear retro-reflector.U.K.

2.In addition all two-wheel motorcycles may be fitted with the following lighting and light-signalling devices:U.K.

2.1.front fog lamp;U.K.

2.2.rear fog lamp;U.K.

2.3.hazard warning signal;U.K.

2.4.non-triangular side retro-reflectors.U.K.

3.Each of the lighting and light-signalling devices referred to in sections 1 and 2 must be fitted in line with the appropriate provisions of section 6 below.U.K.

4.No lighting and light-signalling device other than those referred to in sections 1 and 2 may be fitted.U.K.

[F15. The lighting and light-signalling devices referred to in sections 1 and 2 and type-approved for vehicles in categories M 1 and N 1 , in accordance with the relevant Directives 76/757/EEC, 76/758/EEC, 76/759/EEC, 76/760/EEC, 76/761/EEC, 76/762/EEC, 77/538/EEC or 77/539/EEC, shall also be permitted on motorcycles.] U.K.

6.SPECIFIC FITTING REQUIREMENTSU.K.

6.1.Main-beam headlampsU.K.

6.1.1. Number: one or two.U.K.
6.1.2. Arrangement drawing: no individual specifications.U.K.
6.1.3.LocationU.K.
6.1.3.1.Width:U.K.
6.1.3.2The length: at the front of the vehicle. This requirement is considered to have been met if the light emitted does not disturb the driver either directly or indirectly by means of the rear-view mirrors and/or other reflective surfaces on the vehicle.U.K.
6.1.3.3.In any case, the distance between the edge of the illuminating surface of any independent main-beam headlamp and the edge of that of the dipped-beam headlamp must not exceed 200 mm.U.K.
6.1.3.4.In the case of two main-beam headlamps: the distance separating the illuminating surfaces of two main-beam headlamps must not exceed 200 mm.U.K.
6.1.4.Geometric visibilityU.K.

Even in the zones which do not seem to be illuminated in the direction of observation under consideration, the illuminating surface must be visible within a divergent area limited by generatrices touching the entire contour of the illuminating surface and forming an angle of 5° at least with the headlamp reference axis. The contour of the projection of the illuminating surface on to a transverse plane that is tangent to the front part of the main-beam headlamp lens is considered to be the origin of the angles of geometrical visibility.

6.1.5.Alignment: forwards.U.K.

May move in line with the steering angle.

6.1.6.May be grouped together with the dipped-beam headlamp and the other front lamps.U.K.
6.1.7.May not be combined with any other lamp.U.K.
6.1.8.May be reciprocally incorporated:U.K.
6.1.8.1.with the dipped-beam headlamp;U.K.
6.1.8.2.with the front position lamp;U.K.
6.1.8.3.with the front fog lamp.U.K.
6.1.9.Electrical connectionsU.K.

The main-beam headlamps must light simultaneously. All main-beam headlamps must light when they are switched from dipped-beam to main-beam. All main-beam headlamps must be extinguished simultaneously when switched from main-beam to dipped-beam. The dipped-beam headlamps may remain lit at the same time as the main-beam headlamps.

6.1.10. [X1Circuit-closed telltale: mandatory.] U.K.

Blue non-flashing warning light.

6.1.11.Other requirements: the maximum intensity of the main-beam headlamps which may be lit at the same time must not exceed 225 000 cd (component type-approval value).U.K.

6.2.Dipped-beam headlampsU.K.

6.2.1. Number: one or two.U.K.
6.2.2. Arrangement drawing: no particular specifications.U.K.
6.2.3.PositionU.K.
6.2.3.1.Width:U.K.
6.2.3.2.Height: a minimum of 500 mm and a maximum of 1 200 mm above the ground.U.K.
6.2.3.3.Length: at the front of the vehicle. This requirement is considerered to have been met if the light emitted does not disturb the driver either directly or indirectly by means of the rear-view mirrors and/or other reflective surfaces of the vehicle.U.K.
6.2.3.4.In the case of two dipped-beam headlamps the distance separating the illuminating surfaces must not exceed 200 mm.U.K.
6.2.4.Geometric visibilityU.K.

Determined by angles α and β as specified in section A 10 of Annex I:

α

=

15° upwards and 10° downwards;

β

=

45° to the left and to the right if there is only one dipped-beam haedlamps;

45° outwards and 10° inwards if there are two dipped-beam headlamps.

The presence of panels or other items of equipment near the light must not give rise to secondary effects causing discomfort to other road users.

6.2.5.Alignment: forwards.U.K.

May move in line with the steering angle.

The vertical inclination of the dipped beam must remain between -0,5 and -2,5 %, except in the case where an external adjusting device is present.

6.2.6.May be grouped together with the main-headlamp and the other front lamps.U.K.
6.2.7.May not be combined with any other lamp.U.K.
6.2.8.May be reciprocally incorporated with the main-beam headlamp and the other front lamps.U.K.
6.2.9.Electrical connectionsU.K.

The control for changing to the dipped beam must switch off all main-beam headlamps simultaneously, whereas the dipped beam may remain switched on at the same time as the main beam.

6.2.10.Circuit-closed telltale: optional.U.K.

Green non-flashing indicator light.

6.2.11 Other requirements: none.U.K.

6.3.Direction indicator lampsU.K.

6.3.1. Number: two per side.U.K.
6.3.2. Arrangement drawing: two front and two rear indicator lamps.U.K.
6.3.3.PositionU.K.
6.3.3.1.Width:U.K.
6.3.3.1.1.the following apply simultaneously to front indicator lamps:U.K.
6.3.3.1.1.1.there must be a minimum distance of 240 mm between the illuminating surfaces;U.K.
6.3.3.1.1.2.they must be situated outside the vertical longitudinal planes that are tangent to the outer edges of the illuminating sufaces of the headlamp(s);U.K.
6.3.3.1.1.3.a minimum distance between the illuminating surfaces of the nearest indicators and the closest dipped-beam headlamps of:U.K.
6.3.3.1.2.The distance between the inner edges of the illuminating surfaces of the rear indicator lamps must be at least 180 mm, subject to compliance with the requirements of section A 10 of Annex I, even when the registration plate is fitted.U.K.
6.3.3.2.Height: minimum 350 mm, maximum 1 200 mm above the ground.U.K.
6.3.3.3.Lenght: the distance towards the front between the transverse plane corresponding to the extreme longitudinal rearmost extremity of the vehicle and the centre of reference of the rear indicators must not exceed 300 mm.U.K.
6.3.4.Geomectric visibilityU.K.

Horizontal angles: see Appendix 2.

Vertical angles: 15° above and below the horizontal.

However, the vertical angle below the horizontal may be reduced to 5° if the lamps are less than 750 mm above the ground.

6.3.5.AlignmentU.K.

The direction indicator lamps may move in line with the steering angle.

6.3.6.May be grouped with one or more lamps.U.K.
6.3.7.May not be combined with any other lamp.U.K.
6.3.8.May not be reciprocally incorporated with any other lamp.U.K.
6.3.9.Electrical connections:U.K.

Direction indicator lamps must switch on independently of the other lamps. All direction indicator lamps on one side of a vehicle must be switched on and off by means of one control.

[F16.3.10. Operational tell-tale: compulsory .] U.K.

This may be optical or auditory or both. If it is optical it must be a green flashing light visible under all normal operating conditions. It must be extinguished or remain alight without flashing or show a marked change of frequency in the event of the malfunction of any of the direction indicator lamps. If it is entirely auditory it must be clearly audible and show the same operating conditions as the optical telltale.

6.3.11.Other requirementsU.K.

The characteristics listed below must be measured with the electrical generator supplying current only to those circuits that are essential to the operation of the engine and lighting devices.

6.3.11.1.Actuation of the light-signalling device control must be followed by illumination of the lamp within a maximum of one second and initial extinction of the lamp within a maximum of one and a half seconds.U.K.
6.3.11.2.In the case of all vehicles the direction indicator lamps of which are supplied with direct current:U.K.
6.3.11.2.1.the flashing-light frequency must be 90 ± 30 times per minute;U.K.
6.3.11.2.2.the direction indicator lamps on the same side of the vehicle must flash at the same frequency and in phase.U.K.
6.3.11.3.Where a vehicle is fitted with direction indicator lamps which are supplied with alternating current, when the engine speed lies between 50 and 100 % of the speed corresponding to the maximum speed of the vehicle:U.K.
6.3.11.3.1.the lights must flash at a frequency of 90 ± 30 times per minute;U.K.
6.3.11.3.2.the direction indicator lamps may flash on the same side of the vehicle either simultaneously or alternately. The front lamps must not be visible to the rear nor the rear lamps to the front within the zones defined in Appendix 1.U.K.
6.3.11.4.Where the direction indicator lamps fitted to a vehicle are supplied with alternating current, when the engine speed lies between the idling speed specified by the manufacturer and 50 % of the speed corresponding to the maximum speed of the vehicle:U.K.
6.3.11.4.1.the flashing frequency must lie between 90 + 30 and 90 - 45 times per minute;U.K.
6.3.11.4.2.direction indicator lamps on the same side of the vehicle may flash either simultaneously or alternately. The front lamps must not be visible to the rear, nor the rear lamps visible to the front within the zones defined in Appendix 1.U.K.
6.3.11.5.In the event of failure, other than a short circuit, of one direction indicator lamp, the other must continue to flash, or remain lit, but the frequency in this state may be different from that specified.U.K.

6.4.Stop lampsU.K.

6.4.1. Number: one or two.U.K.
6.4.2. Arrangement drawing: no individual specifications.U.K.
6.4.3.PositionU.K.
6.4.3.1.Width: if there is only one stop lamp its centre of reference must lie within the median longitudinal plane of the vehicle, or if there are two stop lamps they must be symmetrical to the median longitudinal plane of the vehicle.U.K.
6.4.3.2.Height: minimum 250 mm, maximum 1 500 mm above ground.U.K.
6.4.3.3.Length: at the rear of the vehicle.U.K.
6.4.4.Geometric visibility:U.K.

Horizontal angle: 45° to the left and to the right.

Vertical angle: 15° above and below the horizontal.

However, the vertical angle below the horizontal may be reduced to 5° if the lamp is less than 750 mm above the ground.

6.4.5. Alignment: towards the rear of the vehicle.U.K.
6.4.6.May be grouped with one or more other rear lamps.U.K.
6.4.7.May not be combined with any other lamp.U.K.
6.4.8.May be reciprocally incorporated with the rear position lamp.U.K.
6.4.9 Electrical connections: must light up whenever at least one of the service brakes is applied.U.K.
6.4.10. Circuit-closed telltale: prohibited.U.K.

6.5.Front position lampsU.K.

6.5.1. Number: one or two.U.K.
6.5.2. Arrangement drawing: no individual specifications.U.K.
6.5.3.PositionU.K.
6.5.3.1.Width:U.K.
6.5.3.2.Height: minimum 350 mm, maximum 1 200 mm above the ground.U.K.
6.5.3.3.Lenght: at front of vehicle.U.K.
6.5.4.Geometric visibilityU.K.

Horizontal angle: 80° to the left and to the right if there is a single position lamp; 80° to the outside and 45° to the inside if there are two position lamps.

Vertical angle: 15° above and below the horizontal. However, the vertical angle below the horizontal may be reduced to 5° if the lamp is less than 750 mm above the ground.

6.5.5.Alignment: towards the front.U.K.

May move in line with the steering angle.

6.5.6.May be grouped with any other front lamp.U.K.
6.5.7.May be reciprocally incorporated with any other front lamp.U.K.
6.5.8. Electrical connections: no individual specifications.U.K.
6.5.9.Circuit-closed telltale: compulsory.U.K.

Non-flashing green indicator light; this telltale is not required if the instrument panel lighting can only be switched on or off together with the position lamp.

6.5.10.Other requirements: none.U.K.

6.6.Rear position lampsU.K.

6.6.1. Number: one or two.U.K.
6.6.2. Arrangement drawing: no individual specifications.U.K.
6.6.3.PositionU.K.
6.6.3.1.Width: the reference centre must be located within the median longitudinal plane of the vehicle if there is only one position lamp or, if there are two position lamps, these must be symmectrical to the median longitudinal plane of the vehicle.U.K.
6.6.3.2.Height: minimum 250 mm, maximum 1 500 mm above the ground.U.K.
6.6.3.3.Length: at rear of vehicle.U.K.
6.6.4.Geometric visibilityU.K.

Horizontal angle: 80° to the left and to the right if there is a single position lamp; 80° towards the outside and 45° to the inside if there are two-position lamps.

Vertical angle: 15° above and below the horizontal. However, the vertical angle below the horizontal may be reduced to 5° if the lamp is less than 750 mm above the ground.

6.6.5. Alignment: towards the rear.U.K.
6.6.6.May be grouped with any other rear lamp.U.K.
6.6.7.May be combined with the rear registration plate lamp.U.K.
6.6.8.May be reciprocally incorporated with the stop lamp or non-triangular rear retro-reflector, or with both, or with the rear fog lamp.U.K.
6.6.9. Electrical connections: no individual specifications.U.K.
6.6.10.Circuit-closed telltale: optional.U.K.

Its function may be fulfilled by the device provided, where appropriate, for the front position lamp.

6.6.11. Other requirements: none.U.K.

6.7.Front fog lampsU.K.

6.7.1. Number: one or two.U.K.
6.7.2. Arrangement drawing: no individual specifications.U.K.
6.7.3.PositionU.K.
6.7.3.1.Width:U.K.
6.7.3.2.Height: 250 mm minimum above the ground. No point of the illuminating surface may be above the highest point of the illuminating surface of the dipped-beam headlamp.U.K.
6.7.3.3.Length: at the front of the vehicle. This requirement is considered to have been met if the light emitted does not disturb the driver, either directly or indirectly by means of the rear-view mirrors and/or other reflective surfaces of the vehicle.U.K.
6.7.4.Geometric visibilityU.K.

This is determined by the angles α and β as defined in section A 10 of Annex I:

α

=

5° upwards and downwards;

β

=

45° to the left and to the right in the case of a non-central lamp, in which case the internal angle must be β = 10°.

6.7.5.Alignment: towards the front.U.K.

May move in line with the steering angle.

6.7.6.May be grouped with the other front lamps.U.K.
6.7.7.May not be combined with any other front lamp.U.K.
6.7.8.May be reciprocally incorporated with a main-beam headlamp and a front position lamp.U.K.
6.7.9.Electrical connectionsU.K.

It must be possible to switch the front fog lamp on or off independently of the main-beam headlamp or the dipped-beam lamp.

6.7.10.Circuit-closed telltale: optional.U.K.

Green non-flashing indicator light.

6.7.11. Other requirements: none. U.K.

6.8.Rear fog lampsU.K.

6.8.1. Number: one or two.U.K.
6.8.2. Arrangement drawing: no individual specifications.U.K.
6.8.3.PositionU.K.
6.8.3.1.Width: one independent rear fog lamp may be fitted above, below or next to another rear lamp; its reference centre must be situated in the median longitudinal plane of the vehicle if the lamps are on top of each other; if the lamps are next to each other, their reference centres must be symmetrical in the relation to the median longitudinal plane of the vehicle. A rear fog lamp reciprocally incorporated with another rear lamp must be installed in such a way that its reference centre is situated in the median longitudinal plane of the vehicles.U.K.
6.8.3.2.Height: minimum 250 mm, maximum 900 mm above the ground.U.K.
6.8.3.3.Length: at the rear of the vehicle.U.K.
6.8.3.4.The distance between the illuminating surface of the rear fog lamp and that of the stop lamp must be at least 100 mm.U.K.
6.8.4.Geometrical visibilityU.K.

This is determined by the angles α and β as defined in section A 10 of Annex I:

α

=

5° upwards and 5° downwards;

β

=

25° to the left and to the right.

6.8.5. Position: to the rear.U.K.
6.8.6.May be grouped with any other rear lamp.U.K.
6.8.7.May not be combined with any other lamp.U.K.
6.8.8.May be reciprocally incorporated with a rear position lamp.U.K.
6.8.9.Electrical connectionsU.K.

The lamp may not be alight unless one or more of the following lamps are lit: the main-beam headlamp, the dipped-beam headlamp or the front fog lamp.

If there is a front fog lamp, it must be possible to switch the rear fog lamp off independently of the fog lamp.

6.8.10.Circuit-closed telltale: compulsory.U.K.

Non-flashing amber indicator light.

6.8.11. Other requirements: none.U.K.

6.9.Hazard warning signalU.K.

6.9.1.Requirements identical to those set out in sections 6.3. to 6.3.8.U.K.
6.9.2.Electrical connectionsU.K.

The signal must be actuated by a separate control which enables all of the direction indicators to be supplied with current simultaneously.

6.9.3Circuit-closed telltale: compulsory.U.K.

A red flashing light or, if there is not a separate telltale, the simultaneous operation of the telltales specified in 6.3.10.

6.9.4.Other requirementsU.K.

A light flashing at the frequency of 90 ± 30 times per minute. Actuation of the light-signalling device must be followed by illumination of the lamp within a maximum of one second and initial extinction of the lamp within a maximum of one-and-a-half seconds.

It must be possible to actuate the hazard warning signal even if the device for switching the engine on or off is in a position such that it is impossible for the latter to operate.

6.10.Rear registration plate lampU.K.

6.10.1.

Number: one.

The lamp may consist of several optical elements intended to illuminate the position of the plate.

6.10.2. Arrangement drawingSuch that the lamp illuminates the position reserved for the registration plate.
6.10.3. Position
6.10.3.1.Width
6.10.3.2.Height
6.10.3.3.Length
6.10.4. Geometric visibility
6.10.5.Position
6.10.6.May be grouped with one or more rear lamps.
6.10.7.May be combined with the rear position lamp.
6.10.8.May not be reciprocally incorporated with any other lamp.
6.10.9. Operational electrical connections: no individual specifications.
6.10.10.

Circuit-closed telltale: optional.

Its operation must be ensured by the same telltale as provided for the position lamp.

6.10.11. Other requirements: none.

6.11.Non-triangular side retro-reflectorsU.K.

6.11.1. Number per side: one or two class IA(1).U.K.
6.11.2. Arrangement drawing: no individual specifications.U.K.
6.11.3.PositionU.K.
6.11.3.1.Width: no individual specifications.U.K.
6.11.3.2.Height: 300 mm minimum, 900 mm maximum above the ground.U.K.
6.11.3.3.Length: must be such that, under normal conditions, the device cannot be masked by the driver or the passenger, nor by their clothing.U.K.
6.11.4.Geometric visibilityU.K.

Horizontal angles: 30° towards the front and rear.

Vertical angles: 15° above and below the horizontal.

However, the vertical angle below the horizontal may be reduced to 5° if the height of the retro reflector is less than 750 mm.

6.11.5. Position: the reference axis of the retro reflectors must be perpendicular to the median longitudinal plane of the vehicle and positioned outwards. Retro reflectors at the front may move in line with the steering angle.U.K.
6.11.6.May be grouped with the other signalling devices.U.K.

6.12.Non-triangular rear retro-reflectorsU.K.

6.12.1. Number: one, class IA(1).U.K.
6.12.2. Arrangement drawing: no individual specifications.U.K.
6.12.3.LocationU.K.
6.12.3.1.Width: the reference centre must be situated in the median longitudinal plane of the vehicle.U.K.
6.12.3.2.Height: minimum 250 mm, maximum 900 mm above the ground.U.K.
5.12.3.3.Length: to the rear of the vehicle.U.K.
6.12.4.Geometrical visibilityU.K.

Horizontal angle: 30° to the left and to the right.

Vertical angle: 15° above and below the horizontal.

However, the vertical angle below the horizontal may be reduced to 5° if the height of the retro reflector is less than 750 mm.

6.12.5. Location: to the rear.U.K.
6.12.6.May be grouped with any other lamp.U.K.
6.12.7.The illuminating surface of the retro reflector may have parts in common with any other red rear lamp.U.K.

Appendix 1Visibility of red lights towards the front and white lights towards the rear

(See point B.9 in Annex I and point 6.3.11.4.2 in this Annex)U.K.

Appendix 2Arrangement drawing

Appendix 3Information document in respect of the installation of lighting and light-signalling devices on a type of two-wheel motorcycle

(To be attached to the component type-approval application where this is submitted separately from the vehicle type-approval application)U.K.

Appendix 4

(1)

In accordance with the classification set out in Directive 76/757/EEC.