TM 5-3805-261-20PRINCIPLES OF OPERATION. (cont)1-29.HYDRAULIC SYSTEM. (cont)e.DualCrossoverReliefValve(Figure 1-49). Located at right and left sides of the frame above the frontaxle. An adjustable relief valve in each housing controls oil flow for earthmoving components the steering system.Figure 1-49.f.SteeringWheelPump(Valve) (Figure 1-50). Mounted at the steering console in the cab, steering wheel isattached to the pump shaft. When the steering wheel is turned, the valve directs oil to the steering cylinders to producethe desired amount of turning at the front wheels.Figure 1-501-46
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