Transmission Oil Pump
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| Illustration 1 | g06152917 |
The gear pump for the transmission (2) is a positive displacement split section type pump. The pump is bolted to the transmission cover. The implement pump and the steering pumps are mounted on the gear pump and driven by the gear pump for the transmission.
A pump drive gear that is fastened to the torque converter impeller, drives gear (1). Gear (1) is fastened to splined shaft (3) which drives the pump.
The left side of the transmission pump feeds oil from the transmission sump to the control valve. The right side of the transmission pump feeds oil from the transmission sump to the torque convertor.
Caterpillar Information System:
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