6.22.7.1.5.

Where  four  concealable  lighting  units  are  fitted  their  raised  position  shall prevent the simultaneous operation of any additional headlamps fitted, if these are intended to provide light signals consisting of intermittent switching ON at short intervals (see paragraph 5.12.) in daylight.

a10c0
6.22.7.1.5. Where four concealable lighting units are fitted their raised position shall prevent the simultaneous operation of any additional headlamps fitted, if these are intended to provide light signals consisting of intermittent illumination at short intervals (see paragraph 5.12.) in day-light. a0c0