797F and 797F XQ Off-Highway Truck Braking System Caterpillar

Illustration 1	g01952702

Displacement per revolution ... 16.0 cc (1.0 cubic inch)

Rotation ... Counterclockwise

Maximum continuous pressure ... 18620 kPa (2701 psi)

Maximum speed ... 3000 rpm

Minimum speed ... 500 rpm

(1) Assemble the shaft seals on either side of the snap ring (2) with the sealing lips of the shaft seals facing outward.

(2) The gap of the snap ring must be over the weep hole.

(3) Solenoid valve group

Torque for the nut ... 6 to 7 N·m (53 to 62 lb in)

Final installation torque ... 23 to 27 N·m (204 to 239 lb in)

Nominal operating voltage ... 24 VDC

Maximum operating voltage ... 28.5 VDC

Nominal resistance at 25 ± 5 °C (77 ± 9 °F) ... 31.1 ± 2.4 ohms

Minimum resistance at − 40 °C (− 40 °F) ... 23.3 ohms

Maximum resistance at 121 °C (250 °F) ... 50.3 ohms

(4) Torque for the check valve assembly ... 23 to 27 N·m (204 to 239 lb in)