Bulldozer

The D9R transmission is located at the rear of the machine for easy removal and installation. The three-speed forward, three-speed

The D9R Track-type Tractor uses a torque divider (arrow) to transfer engine power to the transmission. The torque divider in

This illustration shows a comparison of component locations for both the differential steer version and the steering clutch and brake

The engine coolant temperature sensor (1) is located in the front of the right cylinder head. This sensor is used

The atmospheric pressure sensor (1) is installed on the hydraulic supply pump group adapter and is vented to the atmosphere.

The pump control valve (1), also referred to as the “injection actuation pressure control valve,” controls the angle of the

The principal component in the HEUI system, the Electronic Control Module (ECM, 1), is mounted on top of the right

The electronic components in the HEUI fuel system are very similar to those used in other EUI systems. However, in

The water separator (1), which also functions as a primary fuel filter, is an important part of the fuel system.

The HEUI system has many features and benefits not possible with mechanical fuel systems. These features include a very clean