992G Wheel Loader and 854G Wheel Dozer Steering System Caterpillar

Illustration 1	g00101247

The rotation of the shaft is clockwise when the rotation of the shaft is viewed from the drive end.

The pump is a gear pump.

For the test, use SAE 10 oil that is at 65 °C (149 °F).

Test at full speed:

Output ... 87 L/min (23 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 1885 rpm

Engine speed ... 1750 rpm

Output ... 83 L/min (22 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 1885 rpm

Engine speed ... 1750 rpm

Test at half speed:

Output ... 44 L/min (12 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 940 rpm

Engine speed ... 875 rpm

Output ... 41 L/min (11 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 940 rpm

Engine speed ... 875 rpm

(1) Torque for the four bolts. ... 70.5 ± 2.5 N·m (50 ± 2 lb ft)