2,
Most of the valve leakage is due to the sand, rust and other dirt on the rubber surface of the valve. It should be removed and cleaned with alcohol. It is strictly forbidden to clean with mineral oil (such as diesel, gasoline, etc.).
3,
The protection pressure of the four-circuit protection valve has been adjusted at the factory, and the user should not adjust it
at will, so as not to affect the working performance of the four-circuit protection valve. Users can block the unused output ports according to their needs.
at will, so as not to affect the working performance of the four-circuit protection valve. Users can block the unused output ports according to their needs.