OM2021 12/01 Safety - Section 2 General Safety Page 2-19 Caution plates are mounted at the air tank on center top deck, also at rear frame just below tail light assemblies. Caution should be used when open- ing drain valves. The system is under high pres- sure. WARNING plates are mounted on each suspension cylinder. These plates warn that the suspensions are charged with high pressure nitrogen. No servicing of any kind should be attempted until the service man- ual has been referenced and proper and safe proce- dures are followed. The plate below is located on each rear suspension.
The chart on the plate shows the correct amount of suspension piston extension when the truck is parked on level ground and without a load. Suspen- sion piston extension should be checked by the oper- ator during his walk-around inspection prior to operation. A Brake Cooling Oil decal is located between the filler cap and sight gauge on the right hand side of the hydraulic tank. A Steering and Hoist Oil decal is located to the left of the left hand filler cap on left hand side of hydraulic tank.