STATIC EXCITER AND REGULATOR ASSEMBLY 6L6118 - Caterpillar

Illustration 1 g00551922
When the shaft is viewed from the drive end of the piston pump, the shaft of the piston pump rotates in a counterclockwise direction.Test at full speed Output ... 40 L/min (10.6 US gpm) Pressure ... 690 kPa (100 psi) Rpm of the pump ... 2200 Output ... 38 L/min (10.0 US gpm) Pressure ... 6900 kPa (1000 psi) Rpm of the piston pump ... 2200Test at half speed Output ... 20 L/min (5.3 US gpm) Pressure ... 690 kPa (100 psi) Rpm of the piston pump ... 1100 Output ... 19 L/min (5.0 US gpm) Pressure ... 6900 kPa (1000 psi) Rpm of the piston pump ... 1100Note: Use SAE 10W oil at 65°C (150°F) for the tests.Maximum pump output at rated speed ... 16000 350 kPa (2321 51 psi)Test conditions for the piston pump Capacity of the piston pump ... 40 L/min (11 US gpm) Pressure of the piston pump ... 6900 kPa (1000 psi) RPM of the piston pump ... 2200Note: Use SAE 10W oil at 43°C (109°F) to 49°C (120°F). (1) Torque for the four screws ... 23 2 N m (17 2 lb ft) (2) 4T-1916 Spring Test length ... 42.1 mm (1.66 inch) Test force ... 65.0 6.5 N (14.61 1.46 lb) Free length after the test ... 54.1 mm (2.13 inch) Outside diameter ... 18.4 mm (.73 inch) (3) Pressure setting of the pressure compensator valve ... 16000 345 kPa (2320 50 psi) (4) 9T-4541 Spring Test length ... 24.2 mm (.95 inch) Test force ... 315 31 N (70.8 7.0 lb) Free length after the test ... 41.2 mm (1.62 inch) Outside diameter ... 27.8 mm (1.09 inch) (5) Torque for the four bolts ... 38 4 N m (28 3 lb ft)