IT14G Integrated Toolcarrier and 914G Wheel Loader Steering System Caterpillar

Illustration 1	g00341073
(A) Implement pump section. (B) Steering and brake pump.

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

Type of Pump: Gear

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

Test At Full Speed (Section A):

Output ... 98.2 L/min (25.54 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 2200 rpm

Engine speed ... 2200 rpm

Output ... 90.2 L/min (23.8 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 2200 rpm

Engine speed ... 2200 rpm

Test At Half Speed (Section A):

Output ... 49.1 L/min (12.77 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 1100 rpm

Engine speed ... 1100 rpm

Output ... 48.6 L/min (12.64 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 1100 rpm

Engine speed ... 1100 rpm

Test At Full Speed (Section B):

Output ... 62.3 L/min (62.20 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 2200 rpm

Engine speed ... 2200 rpm

Output ... 57.2 L/min (15.1 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 2200 rpm

Engine speed ... 2200 rpm

Test At Half Speed (Section B):

Output ... 31.1 L/min (8.10 US gpm)

Pressure ... 690 kPa (100 psi)

Pump speed ... 1100 rpm

Engine speed ... 1100 rpm

Output ... 30.8 L/min (8.01 US gpm)

Pressure ... 6900 kPa (1000 psi)

Pump speed ... 1100 rpm

Engine speed ... 1100 rpm

(1) Torque for the four bolts ... 95 ± 7 N·m (70 ± 5 lb ft)