963B Track-Type Loader Hydraulic System Caterpillar


Hydraulic Pump

Usage:

963B 9BL



Illustration 1g00544474

Rotation of the shaft from the drive end is viewed clockwise.

Type of pump: Gear

When you test, use SAE 10 oil that is at a temperature of 65°C (150°F).

Test at Full Speed

Output ... 217.6 L/min (57.5 US gpm)
Pressure ... 690 kPa (100 psi)
Pump speed ... 2200 rpm
Engine speed ... 2200 rpm
Output ... 213.8 L/min (56.5 US gpm)
Pressure ... 6900 kPa (1000 psi)
Pump speed ... 2200 rpm
Engine speed ... 2200 rpm

Test at Half Speed

Output ... 108.2 L/min (28.6 US gpm)
Pressure ... 690 kPa (100 psi)
Pump speed ... 1100 rpm
Engine speed ... 1100 rpm
Output ... 102.2 L/min (27.0 US gpm)
Pressure ... 6900 kPa (1000 psi)
Pump speed ... 1100 rpm
Engine speed ... 1100 rpm

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