# Commission Delegated Regulation (EU) 2017/654 of 19 December 2016 supplementing Regulation (EU) 2016/1628 of the European Parliament and of the Council with regard to technical and general requirements relating to emission limits and type-approval for internal combustion engines for non-road mobile machinery, Division 8.2.3.1: Periodic verifications

Extent: E+W+S+N.I.

It shall be made sure that the balance and PM-stabilization environments meet the periodic verifications in point 8.1.12. The reference filter shall be weighed just before weighing test filters to establish an appropriate reference point (see section details of the procedure in point 8.1.12.1). The verification of the stability of the reference filters shall occur after the post-test stabilisation period, immediately before the post-test weighing.

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Source: https://www.legislation.gov.uk/eur/2017/654/annex/VI/division/8/division/8.2/division/8.2.3/division/8.2.3.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-654/annex-VI/division-8/division-8.2/division-8.2.3/division-8.2.3.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.