CABLE AS 4945241 - Caterpillar

Illustration 1 g00796096
Piston Pump (Hydraulic Fan)The rotation of the shaft is counterclockwise when the pump is viewed from the shaft end.Maximum pump displacement for one revolution ... 32 cc (1.953 in3) Maximum pressure capability of the pump ... 31500 kPa (4570 psi) (1) 127-9490 Spring Free length ... 55 mm (2.165 inch)Outside diameter ... 23.3 mm (0.92 inch) (2) Tighten the plug to the following torque. ... 190 N m (140 lb ft) (3) 168-7941 Spring Free length ... 71.56 mm (2.817 inch)Outside diameter ... 36.95 mm (1.455 inch) (4) 6E-3276 spring Free length ... 35.6 mm (1.40 inch)Outside diameter ... 19.2 mm (0.76 inch)Load at a length of 32.6 mm (1.28 inch) ... 462 71 N (104 16 lb) (5) 193-1036 Spring Free length ... 31.1 mm (1.23 inch)Outside diameter ... 8.3 mm (0.327 inch) (6) 193-3087 Spring Free length ... 18 mm (0.709 inch)Outside diameter ... 6.6 mm (0.26 inch) (7) Grind the spacer to the required thickness. The spacer must be ground parallel to less than 0.05 mm (0.002 inch).Margin pressure ... 3000 150 kPa (435 22 psi)Pressure cutoff at 1800 rpm of the pump ... 15800 350 kPa (2292 51 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 10 at approximate temperature of 50 °C (125 °F).Pump at 690 kPa (100 psi) discharge pressure. Output ... 63 L/min (16.64 US gpm) Pump speed ... 2000 rpmPump at 6900 kPa (1000 psi) discharge pressure. Output ... 61 L/min (16.1 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 ... 1250 25 rpm Pump output ... 59 L/min (15.59 US gpm) Discharge pressure ... 15800 kPa (2300 psi) Pump speed ... 1960 rpm Engine speed ... 1635 rpm