SYSTEM / Control System Pressure Sensor Pump 2 Delivery Pressure Sensor Travel (Right) Travel (Left) Swing Pump 1 Delivery Pressure Sensor Engine Con- trol Dial Pump 1 Regulator Pressure Sensor Pump 2 Regulator Pressure Sensor T1J1-02-02-006 Pump 1 Control Solenoid Valve Pump 2 Control Solenoid Valve NOTE: The illustration shows during combined operation of swing and travel. T2-2-31