Instructionsfor drivers:
Safetyinspection shall be conducted before vehicle operation, and driving with faultis prohibited
●Tire pressure
●Fasten condition of main bolts and nuts of wheel and suspensionsystem
●Whether the leaf spring or main beam of suspension system is broken
●Working condition of lighting and braking system

●Air pressure condition of brake system and air suspension system

●Open the drain valve at the bottom of the air reservoir to drain theaccumulated water

Newvehicle
●After the first two weeks of driving or after the first loading, itis necessary to check the tightening condition of all bolts and nuts of thewheel and suspension system, and ensure that the specified torque is reached.
Maintenance
●After removing the wheel each time, it is necessary to check thefasten condition of the wheel nut and ensure that the specified torque isreached