# 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 3.5.2

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

If the engine, its emission control system or its fuel system fails during the service accumulation schedule, the service accumulation shall be considered void, and a new service accumulation shall be started with a new engine.
The previous paragraph shall not apply when the failed components are replaced with equivalent components that have been subject to a similar number of hours of service accumulation.

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Source: https://www.legislation.gov.uk/eur/2017/654/annex/III/division/3/division/3.5/division/3.5.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-654/annex-III/division-3/division-3.5/division-3.5.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.