HYDRAULIC AR 1303272 - Caterpillar

Rotation is counterclockwise when seen from the shaft end.Type of pump: Parallel-axial piston/slipper, variable displacement, with geroter charge pump.For bench test, use SAE 10W oil at 65°C (150°F).Maximum pump displacement ... 75 cm3/rev (4.57 in3/rev) Test at full speed:Output ... 156 liter/min (40.5 U.S. gpm) At a pressure of ... 2100 kPa (300 psi)With pump at ... 2100 rpmWith engine at ... 2100 rpmOutput ... 154 liter/min (40 U.S. gpm) At a pressure of ... 6900 kPa (1000 psi)With pump at ... 2100 rpmWith engine at ... 2100 rpm Test at half speed:Output ... 78 liter/min (20 U.S. gpm) At a pressure of ... 2100 kPa (300 psi)With pump at ... 1050 rpmWith engine ... 1050 rpmOutput ... 77 liter/min (20 U.S. gpm) At a pressure of ... 6900 kPa (1000 psi)With pump at ... 1050 rpmWith engine ... 1050 rpmDisplacement of charge pump ... 20 cm3/rev (1.20 in3/rev)Charge pressure relief setting at NEUTRAL ... 2000 kPa (290 psi) (1) Tighten four bolts to a torque of ... 105 N m (75 lb ft)(2) Tighten two multifunction valves to a torque of ... 90 N m (65 lb ft) Tighten middle nut to a torque of ... 30 N m (22 lb ft)(3) Tighten displacement limiter nut to a torque of ... 25 N m (18 lb ft)(4) Tighten six bolts to a torque of ... 16 N m (12 lb ft)(5) Tighten four bolts to a torque of ... 5.4 N m (48 lb in)(6) Tighten four bolts to a torque of ... 13.5 N m (10 lb ft)(7) Tighten charge pressure relief to a torque of: Plug (shim adjustable) ... 68 N m (50 lb ft)Locknut for screw adjustable ... 52 N m (38 lb ft)(8) Tighten three screws to a torque of ... 13.5 N m (10 lb ft)(9) Tighten six bolts to a torque of ... 32 N m (24 lb ft)(10) Tighten two nuts to a torque of ... 24 N m (18 lb ft)Multifunction Valve
(11) Tighten nut to a torque of ... 41 N m (30 lb ft)(12) Pressure setting for main relief valves ... 40 680 1400 kPa (5900 200 psi)(13) Tighten nut to a torque of ... 16 N m (12 lb ft)Charge Relief Valves
(14) Pressure adjusting screw for pump charge relief valve: Neutral (pump) valve at high idle ... 2800 140 kPa (410 20 psi)Forward/reverse, charge relief (motor) at high idle ... 2550 140 kPa (370 20 psi)Electrical Displacement Control (EDC)
Pressure Control Pilot (PCP)Dual coil PCPCoils (inside PCP cover) PCP covers on the RM-350B are filled with silicone oil. The following specifications are for each coil. Maximum continuous voltage ... 7.5 VdcCurrent in neutral ... 11 5 maCurrent at full stroke ... 85