CP-323 & CS-323 VIBRATORY COMPACTORS POWER TRAIN AND VEHICLE Caterpillar

Rotation is counterclockwise when seen from shaft end.

Type of pump: Gear

For bench test, use SAE 10W oil at 65°C (150°F).

Large Section Of Pump (Drive End)

NOTE: The large pump section provides flow to the vibratory system.

(1) Pump displacement ... 32.31 cm³/rev (1.97 in³/rev)

Test at full speed:

Output ... 70.8 liter/min (18.7 U.S. gpm)

at a pressure of ... 690 kPa (100 psi)

with pump at ... 2300 rpm

with engine at ... 2300 rpm

Output ... 68.0 liter/min (18.0 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)

with pump at ... 2300 rpm

with engine at ... 2300 rpm

Test at half speed:

Output ... 35.6 liter/min (9.4 U.S. gpm)

at a pressure of ... 690 kPa (100 psi)

with pump at ... 1150 rpm

with engine at ... 1150 rpm

Output ... 32.8 liter/min (8.7 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)

with pump at ... 1150 rpm

with engine at ... 1150 rpm

Small Section Of Pump (Cover End)

NOTE: The small pump section provides flow to the steering and blade system.

(2) Pump displacement ... 16.2 cm³/rev (.99 in³/rev)

Test at full speed

Output ... 35.6 liter/min (9.4 U.S. gpm)

at a pressure of ... 690 kPa (100 psi)

with pump at ... 2300 rpm

with engine at ... 2300 rpm

Output ... 32.8 liter/min (8.7 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)

with engine at ... 2300 rpm

with pump at ... 2300 rpm

Test at half speed:

Output ... 17.8 liter/min (4.7 U.S. gpm)

at a pressure of ... 690 kPa (100 psi)

with engine at ... 1150 rpm

with pump at ... 1150 rpm

Output ... 15.0 liter/min (4.0 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)

with engine at ... 1150 rpm

with pump at ... 1150 rpm

(3) Torque for four bolts ... 270 N·m (200 lb ft)