GOVERNOR GP 3177728 - Caterpillar

Illustration 1 g01953776
All pump lines and pump housing must be filled with oil prior to start-up. Failure to provide proper oil fill may result in system damage.
(1) Main pump Type of pump ... Axial piston (variable displacement) Pump rotation ... Clockwise Maximum displacement per revolution ... 28.1 cc (1.7 cubic inch) Rated discharge pressure ... 24500 kPa (3553 psi) Rated speed ... 2100 rpm Rated torque ... 171.4 N m (126.4 lb ft) (2) 309-6627 Spring Free length ... 130 mm (5.1 inch) Outside diameter ... 50 mm (2.0 inch) (3) 309-6626 Spring Free length ... 90 mm (3.5 inch) Outside diameter ... 28 mm (1.1 inch) (4) 107-6879 Spring Free length ... 60 mm (2.4 inch) Outside diameter ... 44.5 mm (1.75 inch) (5) As required, use the following shims in conformance with the requirements of the pump: 127-0057 Shim Thickness of one shim ... 0.3 mm (0.01 inch) 127-0058 Shim Thickness of one shim ... 0.5 mm (0.02 inch) 127-0059 Shim Thickness of one shim ... 1.0 mm (0.04 inch) (6) Blade pump Type of pump ... Gear Pump rotation ... Clockwise Maximum displacement per revolution ... 16.20 cc (0.99 cubic inch) Rated discharge pressure ... 24500 kPa (3553 psi) Rated speed ... 2100 rpm Rated torque ... 171.4 N m (126.4 lb ft) (7) Pilot pump Type of pump ... Gear Pump rotation ... Clockwise Maximum displacement per revolution ... 8.90 cc (0.54 cubic inch) Rated discharge pressure ... 3400 kPa (493 psi) Rated speed ... 2100 rpm Rated torque ... 171.4 N m (126.4 lb ft) (8) As required, use the following shims in order to match the thickness of the shims that are used before replacement: 309-6632 Shim Thickness of one shim ... 3.30 mm (0.130 inch) 309-6633 Shim Thickness of one shim ... 3.40 mm (0.134 inch) 309-6634 Shim Thickness of one shim ... 3.50 mm (0.138 inch) 309-6635 Shim Thickness of one shim ... 3.60 mm (0.142 inch)