# 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 4.3.2: Empty gaseous fuel tank warning system (dual-fuel warning system)

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

Non-road mobile machinery fitted with a dual-fuel engine shall be equipped with a dual-fuel warning system that alerts the operator that the gaseous fuel tank will soon become empty.
The dual-fuel warning system shall remain active until the tank is refuelled to a level above which the warning system is activated.
The dual-fuel warning system may be temporarily interrupted by other warning signals providing important safety-related messages.
It shall not be possible to turn off the dual-fuel warning system by means of a scan-tool as long as the cause of the warning activation has not been rectified.

---
Source: https://www.legislation.gov.uk/eur/2017/654/annex/VIII/division/4/division/4.3/division/4.3.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-654/annex-VIII/division-4/division-4.3/division-4.3.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.