OPERATIONAL PERFORMANCE TEST / Standard T4-2-5 PERFORMANCE TEST DESIGNATION Performance Standard Remarks Reference Page PRIMARY PILOT PRESSURE MPa (kgf/cm2, psi) 4.0+1.0 -0.5 (41+10 , 580+142 ) -5 -71 T4-5-1 SECONDARY PILOT PRESSURE MPa (kgf/cm2, psi) 3.7+0.5 -0.3 (38+5 , 538+73 ) -3 -64 T4-5-3 SOLENOID VALVE SET PRESSURE MPa (kgf/cm2, psi) Solenoid Valve Unit Set Pressure Value indicated on Dr. ZX±0.2 (2, 28) Value indicated on Dr. ZX T4-5-4 MAIN PUMP DELIVERY PRESSURE MPa (kgf/cm2, psi) 2.0+1.0 -0.5 (20+10 , 100+142 ) -5 -71 In neutral, Value indi- cated on Dr.
ZX T4-5-6 MAIN RELIEF VALVE PRESSURE MPa (kgf/cm2, psi) T4-5-8 Lift Arm (Relief operation) 27.4+2.0 -0.5 (280+20 , 3983+284 ) -5 -71 Value indicated on Dr. ZX Bucket (Relief operation) 27.4+2.0 -0.5 (280+20 , 3983+284 ) -5 -71 Value indicated on Dr. ZX OVERLOAD RELIEF PRESSURE MPa (kgf/cm2, psi) (Reference values at 50 L/min) T4-5-14 Lift Arm Raise 34.3+1.0 -0 (350+10 , 4987+142 ) -0 -0 Bucket Roll-In 30.4+1.0 -0 (310+10 , 4420+142 ) -0 -0 Bucket Roll-Out 30.4+1.0 -0 (310+10 , 4420+142 ) -0 -0 MAIN PUMP FLOW RATE (L/min) - T4-5-16 STEERING RELIEF PRESSURE MPa (kgf/cm2, psi) 27.4+2.0 -0.5 (280+20 , 3983+291 ) -5 -73 Value indicated on Dr.
ZX T4-5-12 SERVICE BRAKE PRESSURE (Forward/Reverse) MPa (kgf/cm2, psi) 4.18±0.85 (42.7±8.7, 608±124) at Brake Pedal (Right) T4-5-22 PARKING BRAKE PRESSURE MPa (kgf/cm2, psi) 3.7+0.5 -0.3 (38+5 , 538+73 ) -3 -44 T4-5-24 BRAKE ACCUMULATOR PRESSURE MPa (kgf/cm2, psi) T4-5-26 Service Brake 14.7±1.0 (150±10, 2137±145) Parking Brake 3.7+0.5 -0.3 (38+5 , 538+73 ) -3 -44 BRAKE WARNING PRESSURE (Pressure-Decreasing) MPa (kgf/cm2, psi) 8±0.5 (82±5, 1163±73) T4-5-28 BRAKE WARNING PRESSURE (Pressure-Increasing) MPa (kgf/cm2, psi) 10±0.5 (102±5, 1454±73) T4-5-30 TRANSMISSION CLUTCH PRESSURE MPa (kgf/cm2, psi) 2.2 to 2.4 (22 to 24, 320 to 349) T4-5-32 TORQUE CONVERTER PRESSURE (Inlet/Outlet) MPa (kgf/cm2, psi) 0.84 to 0.94 (8.6 to 9.6, 122 to 137)/ 0.32 to 0.42 (3.3 to 4.3, 47 to 61) T4-5-33