The International Organization for Standardization (ISO). Second edition. This second edition cancels and replaces the first edition (ISO 4254-7:1995), which has been technically revised. The text of ISO 4254-7:2008 has been taken over as EN ISO 4254-7:2009 by CEN on 14 September 2009. The European Standard EN ISO 4254-7:2009 has the status of a Bulgarian Standard. 63 p. This part of ISO 4254, intended to be used together with ISO 4254-1, specifies the safety requirements and their verification for the design and construction of combine harvesters, forage harvesters and cotton harvesters. It describes methods for the elimination or reduction of hazards arising from the intended use of these machines by one person (the operator) in the course of normal operation and service. In addition, it specifies the type of information on safe working practices to be provided by the manufacturer