Check the hydraulic pump.

Check the relief valve (pressure safety valve).

Clean the valve, make the necessary adjustments and check the system conditions and filters.

Set the correct pressure using a pressure gauge.

General maintenance and repair are required.

Repair the pressure relief valve or replace it with a new one.

Stop the system. Try to find where the metal particles come from. Carry out the necessary repair and maintenance and replace the oil and filters.

General maintenance and repair are required.

Clean the valve, make the necessary adjustments and check the system conditions and filters.

General maintenance and repair are required.