Hydraulic system pressure shocks: hydraulic system due to frequent commutation, at a higher pressure suddenly start pump or close the valve and cylinder fast action will result in an instantaneous peak pressure of up to several times the working pressure roller repair factory, sometimes enough to make seals, pipeline or other damage caused by leaking hydraulic components. Hydraulic cylinders and surroundings should be clean. To ensure the sealing rollers tank maintenance company, to prevent contamination. Piping and tank maintenance organizations should clean the roller, prevent loss of iron scale and other debris. Use clean lint-free cloth or special paper. Try not twine for sealing materials and adhesives. Hydraulic oil according to design requirements, pay attention to changes in the oil temperature and oil pressure. When idling, unscrew the bolt exhaust vent. Roller maintenance, Xi'an Chengtong hydraulic maintenance, repair roller Weinan Xi'an Chengtong hydraulic maintenance Limited. Xi'an-hydraulic-repair Ltd. (www.huosu360.com) is Xi'an, industrial maintenance, installation of leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Xi'an Chengtong hydraulic service leadership with the staff warmly welcome all inquiries negotiations to create Xi'an Chengtong hydraulic service better future.