This standard has been reviewed* and then confirmed in 2010.
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.
Edition: 2 (Monolingual) ICS: 65.060.10; 13.040.50 Status: Published Stage: 90.93 (2010-09-21) TC/SC: ISO/TC 23/SC 2 Number of Pages: 7
Revises: ISO 789-4:1982