ISO 789-1:1990Withdrawn

Agricultural tractors — Test procedures — Part 1: Power tests for power take-off

Tracteurs agricoles — Méthodes d'essai — Partie 1: Essais de puissance à la prise de force

This edition has been replaced by ISO 789-1:2018.

Abstract / scope

This part is the first of a series of eight. Specifies procedure for determining the power available at the power take-off, drawbar and belt pulley on tractors. Contains definitions and permissible measurement tolerances. Annex A includes a specimen test report. The measurement of tyre tread is given in annex B.

Life cycle

Replaces

ISO/R 789:1968WithdrawnWithdrawal of ISO/R 789-1968Recommendation · Published 1 Jul 1968 · ISO/TC 23/SC 2ISO 789-1:1981WithdrawnAgricultural tractors — Test procedures — Part 1: Power testsInternational Standard · Published 1 Jul 1981 · ISO/TC 23/SC 2

Replaced by

ISO 789-1:2018PublishedAgricultural tractors — Test procedures — Part 1: Power tests for power take-offInternational Standard · Published 22 Feb 2018 · ISO/TC 23/SC 2