| http://www.w3.org/ns/prov#value | - h vacuum brakes shall be equipped with a second control device that:(1) is used to operate the brakes on a towed vehicle in an emergency;(2) is independent of brake air, hydraulic, or other pressure and independent of other controls, unless the braking system is arranged to automatically apply the towed vehicle's brakes if the pressure for the second control device on the towing vehicle fails;
|
