3. HYDRAULIC FRONT AXLE SUSPENSION 3.1 FRONT SUSPENSION CONTROL VALVE 3.1 FRONT SUSPENSION CONTROL VALVE FUNCTION In addition to the primary function of enabling front axle suspension by charging the hydraulic-pneumatic accumulators that constitute the elastic elements of the system, the front suspension control valve also serves to control the raising and lowering of the front axle. 3( (.1 3 -/ ,.0 -0 -./ 3./ (2. ( (./ 3( )(1 - -1 ,.1 SCHEMA ( -.1 3.1 ,./ 3 - 1. Cylinder retraction control solenoid valve 2. LS signal control solenoid valve 3. Cylinder extension control solenoid valve 4. Accumulator (setting: 65 bar) 5. Pressure discharge valve 6. Accumulator (setting: 140 bar) 7.
Use A relief valve (setting: 250 bar) 8. Use B relief valve (setting: 250 bar) 10-33 ( (2. -0 3(1 3(/ 3.1 -.1 -./ /45 615 /45 615 3 )(1