Description / Abstract:
This SAE Recommended Practice provides a test method and
instructions for measuring performance of parking brakes on air- or
hydraulic-braked vehicles equipped with in-wheel or drive-line
parking brakes. This procedure applies to truck-tractors, trailers,
trucks and buses.
Purpose
This document establishes a uniform procedure for determining
retardation force capability of the parking brakes of new
truck-tractors, trailers, trucks and buses.