Hydraulic System - Kubota KX91-3a2 Operator's Manual

Assembly and functions

Hydraulic system

The controls, except the dozer control lever, the boom swing pedal, the service port pedal and the drive levers,
activate a pilot control circuit.
The dozer control lever controls the valve via a Bowden cable.
The accumulator (figure below, position 1) allows the boom and arm to be lowered in case of an engine failure.
The hydraulic oil tank contains the suction filter and the return filter.
1. Accumulator
2. Breather filter and
oil filter port for hydraulic oil
3. Sight glass for hydraulic oil level
4. Hydraulic oil tank
5. Valve block
6. Return change valve
7. Hydraulic oil pump
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