ANNEX IIIMETHOD OF MEASUREMENT OF AIRBORNE NOISE EMITTED BY EQUIPMENT FOR USE OUTDOORS
PART BNOISE TEST CODES FOR SPECIFIC EQUIPMENT
34.LEAF BLOWERS
Operating conditions during test
Mounting of equipment
The leaf blower shall be positioned in the natural manner for normal use in such a way that the outlet of its blowing device is situated (50 ± 25 mm) above the centre of the hemisphere; if the leaf blower is hand-held it shall be held either by a person or by a suitable device
Test under load
The leaf blower shall be operated at its nominal speed and the nominal air flow stated by the manufacturer
Period of observation
The period of observation shall at least be 15 seconds
Note:
If a leaf blower can be also used as a leaf collector it shall be tested in both configurations, in which case the higher value shall be used