Lift axle control system

摘要

A lift axle control system is provided for a vehicle that has fixed axles and a lift axle. The lift axle is configured to move between a raised position spaced apart from the ground and a lowered position in contact with the ground to reduce the load carried by the fixed axles. The lift axle control system is configured to control the raising and lowering of the lift axle. According to a preferred embodiment of the disclosure, the lift axle control system includes a housing and a valve configured to control the flow of air to a lower bag that lowers the lift axle into contact with the ground.