Main parts of loader

Comprise an engine, a torque converter, a gearbox, a front drive axle and a rear drive axle.

1 engine

2. There are three pumps on the torque converter. Working pump (supplying lifting and tipping pressure oil), steering pump (supplying steering pressure oil) and variable speed pump are also called walking pumps (supplying torque converter and gearbox pressure oil). Some models of steering pump are also equipped with a pilot pump (which provides pilot pressure oil for the control valve).

3. Working hydraulic oil circuit, hydraulic oil tank, working pump, multi-way valve, lifting oil cylinder and tilting oil cylinder.

4. Travel oil circuit: transmission oil pan, travel pump, one-way torque converter, one-way gear valve and transmission clutch.

5. Drive: transmission shaft, main differential and wheel side reducer.

6. Steering oil circuit: oil tank, steering pump, steady flow valve (or priority valve), steering gear and steering cylinder.

7. There are two types of gearboxes: integrated (planetary) and split (fixed shaft).