CONSOLE 2186389 - Caterpillar

Illustration 1 g00832936
Piston PumpThe rotation of the shaft is counterclockwise when the pump is viewed from the shaft end.Pump displacement for one revolution ... 28 cc (1.71 in3) Maximum rated pump pressure ... 31500 kPa (4568 psi) (1) 194-9472 Spring Free length ... 53 mm (2.1 inch)Outside diameter ... 21.3 mm (0.84 inch) (2) Tighten the plug to the approximate torque. ... 190 N m (140 lb ft) (3) 155-9117 Spring Free length ... 58 mm (2.28 inch) Outside diameter ... 28.1 mm (1.12 inch) (4) Apply 9S-3263 Thread Lock to the threads before assembly. (5) 6E-3276 spring Free length ... 35.6 mm (1.40 inch) Outside diameter ... 19.2 mm (0.76 inch) Load at assembly ... 462 71 N (104 16 lb) (6) 193-1036 Spring Free length ... 31.1 mm (1.23 inch) Outside diameter ... 8.3 mm (0.327 inch) (7) 6E-3274 spring Free length ... 15.9 mm (0.63 inch) Outside diameter ... 7.7 mm (0.30 inch) Load at assembly ... 81.7 14.5 N (18 3.26 lb) (8) 6E-3275 spring Free length ... 20.5 mm (0.81 inch) Outside diameter ... 10.7 mm (0.42 inch) Load at assembly ... 40.2 2.8 N (9 0.63 lb) (9) Grind the spacer to the required thickness. The spacer must be ground parallel to less than 0.05 mm (0.002 inch). (10) Tighten the nut to the approximate torque. ... 21 N m (15 lb ft) (11) Tighten the locking nut to the approximate torque. ... 21 N m (15 lb ft)Standard Machine
Margin pressure ... 2100 100 kPa (300 15 psi)Pressure cutoff ... 15100 350 kPa (2190 50 psi)Bench Test
Note: Connect the load sensing port to the pump discharge port before testing. The pressure at the load sensing port will be equal to the discharge pressure.Note: The pump output is for a new pump that is using SAE 10oil at an approximate temperature of 50 °C (125 °F).Pump at 690 kPa (100 psi) discharge pressure. Output ... 55 L/min (14.5 US gpm) Pump speed ... 2000 rpmPump at 6900 kPa (1000 psi) discharge pressure. Output ... 53 L/min (14 US gpm) Pump speed ... 2000 rpmMachine Test
Note: Disconnect the solenoid for the demand fan before testing. The pressure at the load sensing port will be equal to the discharge pressure.Note: The pump output is for a new pump that is using SAE 10 at approximate temperature of 50 °C (125 °F). Fan speed ... 1260 25 rpm Pump output ... 46 L/min (12.2 US gpm) Discharge pressure ... 15100 kPa (2190 psi) Pump speed ... 1760 rpm Engine speed ... 1760 rpm Reversing Fan
Margin pressure ... 2100 100 kPa (300 15 psi)Pressure cutoff ... 18500 kPa (2700 psi)Bench Test
Note: Connect the load sensing port to the pump discharge port before testing. The pressure at the load sensing port will be equal to the discharge pressure.Note: The pump output is for a new pump that is using SAE