7271 MARINE TRANSMISSION Caterpillar

Oil Pump (9J7232)

Usage:

Rotation is counterclockwise when seen from drive end.

Type of pump: Vane

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

Output ... 58 U.S. gpm(220 litre/min)

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

with pump at ... 2000 rpm

Output ... 55 U.S. gpm(208 litre/min)

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

with pump at ... 2000 rpm

Output ... 28 U.S. gpm(106 litre/min)

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

with pump at ... 1000 rpm

Output ... 26 U.S. gpm(98 litre/min)

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

with pump at ... 1000 rpm

(1) Torque for bolts ... 150 ± 10 lb. ft.(205 ± 14 N·m)

Caterpillar Information System:

7271 MARINE TRANSMISSION Input Shaft Seals

7271 MARINE TRANSMISSION Output Shaft Seals

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7271 MARINE TRANSMISSION Oil Pump

7271 MARINE TRANSMISSION Testing and Adjusting

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7271 MARINE TRANSMISSION Control Valve (7L5392)

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