ISO 789-4:1986 Preview

Agricultural tractors -- Test procedures -- Part 4: Measurement of exhaust smoke

This second edition cancals and replaces the first edition (1982). This part is the fourth of a series of eight. Specifies a method of measuring the smoke emiited by the engines of tractors operating at a steady speed. Annex A gives characteristics of opacimeters; installation and use of theopacimeter is described in annex B; annex C tabulates reference fuel specifications; annex D includes an specimen test report.


General information

  • Current status : Published
    Publication date : 1986-10
  • Edition : 2
    Number of pages : 7
  • :
    ISO/TC 23/SC 2
    Common tests
  • 65.060.10
    Agricultural tractors and trailed vehicles
    13.040.50
    Transport exhaust emissions

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