BS ISO 9021:2020 pdf free.Motorcycles and mopeds – Controls -Types, positions and functions.
BS ISO 9021 This document describes the types, positions and functions of the rider-operated controls on a motorcycle/moped1), in order to facilitate use.Annex A specifies controls, indicators and tell-tales for which identification is obligatory and the appropriate graphical symbols. Annex B provides the information for applying for electrically propelled motorcycle/ moped1).This document applies to those controls which, when fitted, are commonly used by the rider of a motorcycle/moped.The definition or specification of a control does not signify the mandatory presence of each and every control listed in this document on a vehicle.2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 6727, Road vehicles一Motorcycles and Mopeds一Symbols for controls, indicators and tell-tales 3 Terms and definitions For the purposes of this document, the following terms and definitions apply.ISO and IEC maintain terminological databases for use in standardization at the following addresses:一ISO Online browsing platform: available at https://www.iso.org/obp 一IEC Electropedia: available at http://www.electropedia.org/4.2.1 AIll the controls specified in 5.1, 5.2, 5.3, 5.4 and 5.5 shall be within the rider’s reach when seated in the riding position and shall be located in the positions or areas specified in those subclauses.
4.2.2 The controls specified in 5.6 (“cold starting device/manual choke” and “manual fuel shut-off control/manual fuel shut-off valve”) shall be located so that they are operable and within reach of the rider when seated. These controls may not be visible from the rider’s position.4.2.3 The position of the controls on the handlebars shown below shall be such that they can be reached without the rider moving his hand from the respective handgrip. The rider’s reach to the controls shall not be impeded by intrusion of any other control or any part of the structure of the vehicle.BS ISO 9021 pdf  download.