VEHICLE AIR SYSTEM

摘要

An air system for the braking system of a vehicle is disclosed. The air system comprises a regeneration valve (11) having an inlet for connection to a compressor (10), a vent for connection to atmosphere and an outlet for connection to an air dryer (12), wherein the valve is adapted in a first state to connect the inlet to the outlet, and in a second state to connect the outlet to the vent, wherein the valve is adapted in a third state to connect the inlet to the vent in response to a predetermined sensed temperature.