CB-535B Vibratory Compactor Propel System Caterpillar

Illustration 1	g00656705

Rotation from the drive end ... clockwise

Type of pump ... Piston

Displacement ... 56.0 cc/rev (3.42 in³/rev)

Test At Full Speed

Output ... 122.0 ± 3.0 L/min (32.23 ± 0.79 US gpm)

Output pressure ... 690 kPa (100 psi)

Pump speed ... 2200 rpm

Output ... 120.7 ± 3.0 L/min (31.89 ± 0.79 US gpm)

Output pressure ... 6900 kPa (000 psi)

Pump speed ... 2200 rpm

Test At Half Speed

Output ... 62.0 ± 1.5 L/min (16.38 ± 0.40 US gpm)

Output pressure ... 690 kPa (100 psi)

Pump speed ... 1100 rpm

Output ... 60.4 ± 1.5 L/min (15.96± 0.40 US gpm)

Output pressure ... 6900 kPa (1000 psi)

Pump speed ... 1100 rpm

(1) Hydraulic servo

Diameter of the orifices in the hydraulic servo ... 0.65 mm (0.0256 inch)

(2) Torque for the drive hub bolt ... 145 N·m (107 lb ft)

(3) Position of hub on pump ... 60 ± 1.0 mm (2.4 ± 0.04 inch)

(4) Pressure setting for the pressure override relief valve ... 42000 ± 1400 kPa (6100 ± 200 psi)

Illustration 2	g00658544

(5) Pressure setting for the multifunction valve ... 45000 kPa (6526 psi)