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) 29.4+2.0 -0.5 (300+20 , 4274+284 ) -5 -71 Value indicated on Dr. ZX Bucket (Relief operation) 29.4+2.0 -0.5 (300+20 , 4274+284 ) -5 -71 Value indicated on Dr. ZX OVERLOAD RELIEF PRESSURE MPa (kgf/cm2, psi) (Reference values at 50 L/min) T4-5-12 Lift Arm Raise 36.8+1.0 -0 (375+10 , 5350+142 ) -0 -0 Bucket Roll-In 32.5+1.0 -0 (332+10 , 4725+142 ) -0 -0 Bucket Roll-Out 32.5+1.0 -0 (332+10 , 4725+142 ) -0 -0 MAIN PUMP FLOW RATE (L/min) - T4-5-14 STEERING RELIEF PRESSURE MPa (kgf/cm2, psi) 29.4+2.0 -0.5 (300+20 , 4274+284 ) -5 -71 Value indicated on Dr.
ZX T4-5-10 SERVICE BRAKE PRESSURE (Forward/Reverse) MPa (kgf/cm2, psi) 4.18±0.85 (42.7±8.7, 608±124) at Brake Pedal (Right) T4-5-20 PARKING BRAKE PRESSURE MPa (kgf/cm2, psi) 3.7+0.5 -0.3 (38+5 , 538+73 ) -3 -44 T4-5-22 BRAKE ACCUMULATOR PRESSURE MPa (kgf/cm2, psi) T4-5-24 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) T4-5-26 BRAKE WARNING PRESSURE (Pressure-Increasing) MPa (kgf/cm2, psi) 10±0.5 (102±5, 1454±73) T4-5-28 TRANSMISSION CLUTCH PRESSURE MPa (kgf/cm2, psi) 2.2 to 2.4 (22 to 24, 320 to 349) T4-5-30 TORQUE CONVERTER PRESSURE (Inlet/Outlet) MPa (kgf/cm2, psi) 0.99 to 1.09(10.1 to 11.1, 144 to 158)/0.43 to 0.53(4.4 to 5.4, 63 to 77) T4-5-31