PLATE ASSEM. 7G1786 - Caterpillar

Illustration 1 g01592304
Main hydraulic pump group
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.
Type of pump ... Axial piston (variable displacement)Pump rotation ... ClockwiseMaximum displacement per revolution ... 280 cc (17.1 in3)Rated speed ... 1800 rpmMaximum pressure ... 35000 kPa (5100 psi)Maximum flow rate ... 504 L/min (133 US gpm) (1) Torque for eight bolts ... 98.0 9.8 N m (70 7 lb ft)
Illustration 2 g01533593
(2) Piston pump group (3) Torque for four nuts ... 240 24 N m (175 18 lb ft) (4) Torque for two pistons ... 540 54 N m (400 40 lb ft) (5) Torque for two pin assemblies ... 540 54 N m (400 40 lb ft) (6) Torque for two plugs ... 36.0 3.6 N m (27 3 lb ft) (7) Torque for six bolts ... 57.0 5.7 N m (42 4 lb ft) (8) Torque for 31 plugs ... 8.8 0.8 N m (80 7 lb in) (9) Torque for two plugs ... 170 17 N m (125 13 lb ft) (10) Torque for four bolts ... 29.0 2.9 N m (21 2 lb ft) (11) Torque for eight bolts ... 490 49 N m (360 36 lb ft) (12) 200-3280 Spring Quantity ... 18 Free length ... 49.5 mm (1.95 inch) Outside diameter ... 10.1 mm (0.40 inch) (13) Torque for eight screws ... 12.0 1.2 N m (105 11 lb in) (14) Torque for two adapters ... 170 17 N m (125 13 lb ft) (15) Torque for four orifices ... 8.8 0.8 N m (80 7 lb in) (16) Torque for five plugs ... 9.8 0.9 N m (85 8 lb in)