Inspection should include
- checking for dry rot
- measuring the ride height
- checking the regulator and height-control valves
- examining the dump valve
- investigating the hoses and fittings
- checking the air-spring mounts
- examining the suspension arms.
ASE 6: IV. Suspension and Steering: E. Suspension Systems (P-1)
Process/Skill Questions:
- How could the frequency of the vehicle air compressor recycling indicate the air suspension is leaking?
- What effect would an improperly set height on a cab air suspension have on windshield visibility?