Pilot Circuit

Symptom Problem Solution

Control Valve Functions Cannot Be Operated (Steering and Brakes OK)

Pilot pressure source manifold.

See your authorized dealer.

Pilot pressure reducing valve.

See your authorized dealer.

Main hydraulic pump.

See your authorized dealer.

Some Functions Cannot Be Operated. All Other Functions Are Normal

Faulty control valve section.

See your authorized dealer.

Faulty solenoid, switches, wiring, or pilot controller.

Check pilot controller electrical circuit.

All Functions Slow

Main hydraulic pump.

See your authorized dealer.

Pilot pressure reducing valve.

See your authorized dealer.

Function Moves In Opposite Direction

Pilot control hoses or wires connected backwards.

Check installation of pilot control hoses or wires.

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