Top: the hydraulic wrench in the transfer and use of the process must be to prevent the fall, hammering, so it is very simple to damage the hydraulic wrench.

 

Second: the hydraulic wrench use of the working fluid is hydraulic oil, it can not use alcohol, water and other media as a hydraulic wrench of the working fluid, of course, there is a need to clean, pure hydraulic oil to allow the use of hydraulic wrench.

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Third: the hydraulic wrench is very fond of clean, especially the inlet and outlet of the local must not have oil sludge.

Fourth: If you know for a long time do not use hydraulic wrench, must give it a good anti-rust preparation, usually we rust

The method is to apply Vaseline in a hydraulic wrench for rust treatment, and then placed in the original box, in the boring, the temperature suitable for indoor storage.

Fifth: In order to prevent you from contaminating the oil from the dirt, so the hydraulic system to connect the tubing connector into a screw plug.

Sixth: high pressure hose in the long-term use, will drop strength, so we use a period of time, the demand for high pressure hose to be replaced.

Seventh: Before using the hydraulic wrench, the hydraulic wrench instructions need to read carefully, so as to avoid accidental damage.

Eighth: preload, must be strict control of the pressure, for our safety, we must not use overpressure.