hitachi — SECTION 4 OPERATIONAL PERFORMANCE TEST

Group 5 Component Test Primary Pilot Pressure..............................T4-5-1 Secondary Pilot Pressure .........................T4-5-3 Solenoid Valve Set Pressure ....................T4-5-5 Main Pump Delivery Pressure ..................T4-5-8 Main Relief Valve Set Pressure ................T4-5-9 Relief Pressure (When relieving Swing) .....................T4-5-13 Overload Relief Valve Set Pressure........T4-5-15 Main Pump Flow Rate Measurement ......T4-5-18 Swing Motor Drainage ............................T4-5-26 Travel Motor Drainage............................T4-5-29 Group 6 Adjustment Attachment Setting .................................T4-6-20 Adjustment...............................................T4-6-1 1T1T-4-2