User's Manual
52
Date of Origin – 02/01/08
AIR RIDE SUSPENSION SCHEMATIC
Trouble shooting hints for air piping systems:
• Check all push-in and T-fittings. Are they locked into place?
• Check all threaded connections to the spring brakes
• Check push-in fittings at the lift box (if applicable)
• Check push-in fitting at ride height box (bottom of the box)
• Threaded connections at the gladhands on the nose of the trailer
• Check push-in fittings at top of air bags
• Check for adequate supply of air from tractor
Is volume and pressure great enough to open Pressure Protection Valve
• Check free travel and response of Ride Height Valve