OPERATIONAL PERFORMANCE TEST / Standard T4-2-55 Item Reference Value Measured Value Remarks First Second Third Average BOOM RAISE PILOT ∗ CONTROL PRESSURE (MPa) 4.08 When relieving boom raise ARM ROLL-IN PILOT ∗ CONTROL PRESSURE (MPa) 4.01 When relieving arm roll-in SWING PILOT CONTROL ∗ PRESSURE (MPa) 4.11 When relieving swing TRAVEL PILOT CONTROL ∗ PRESSURE (MPa) 4.15 FRONT ATTACHMENT ∗ CONTROL PRESSURE (MPa) 4.0 Operate either of boom, arm, bucket or swing DIGGING REGENERATIVE PROPORTIONAL VALVE OUTPUT (MPa) 3.10 When relieving arm roll-in PUMP TORQUE PROPOR- TIONAL VALVE OUTPUT (MPa) 0.86 Engine fast idle + when relieving arm roll-in PUMP 1 LOAD RATE 54 When relieving arm roll-in PUMP 2 LOAD RATE 54 When relieving arm roll-in ARM REGENERATIVE PRO- PORTIONAL VALVE OUTPUT* (MPa) 2.72 Arm leveling POWER DIGGING CONTROL PRESSURE* (MPa) During operation 2.99 When relieving boom raise 2.99 TRAVEL MOTOR CONTROL PRESSURE* (MPa) 2.99 Travel mode switch:
Fast, When travel- ing PUMP TORQUE PROPOR- TIONAL VALVE OUTPUT FB (mA) 500 When relieving arm roll-in DIGGING REGENERATIVE PROPORTIONAL VALVE OUTPUT FB (mA) 510 When relieving arm roll-in ARM REGENERATIVE PRO- PORTIONAL VALVE OUTPUT FB (mA) 470 Arm leveling POWER DIGGIN CONTROL PRESSURE FB (mA) 290 TRAVEL MODE CONTROL PRESSURE FB (mA) 196 Travel mode switch: Fast, When travel- ing