TROUBLESHOOTING /SYSTEM PERFORMANCE

Ｃ-1.Steering is impossible or hard

（２）Too low steering main relief valve pressure

Measure the steering pressure. Measure the steering relief pressure in accordance with the description in the section of measurements of system performance.

Refer Performance standard list for standard value.

Below standard value

Standard value

Repair or replace the main pump.

Normal to piston seals in steering cylinder Check steering cylinder for internal leakage.

1. Turn the steering wheel to the right, keep it in close contact with the stopper on the frame, then stop the engine.

2. Disconnect the hose ① from the cylinder rod end of the steering cylinder, and install the plug ② on the end of the hose ①.

3. Start the engine, accelerate it to the maximum speed, and continue applying a right turning force to the steering to allow pressurized fluid to flow to the cylinder bottom.

4. If fluid leaks out of the cylinder port ③, piston seals in the cylinder may be damaged.

Fluid leaks.

Repair the steering cylinder.

Fluid does not leak.

Normal