Hydraulic cylinders and surroundings should be clean. To ensure the fuel tank sealed to prevent contamination. Piping and tank should be cleaned to prevent any 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. No-load roller hydraulic maintenance Which is good, unscrew the bolt exhaust vent. For foot fixed center axis should move cylinder concentric with the center line of the load roller force hydraulic repair factory, in order to avoid lateral force, lateral force tends to seal wear and piston damage. Of the cylinder and the cylinder when moving object moving objects installed parallel to the direction of movement of the rail surface, which is parallel to the degree usually not more than 0.05mm / m. Installation of hydraulic cylinder gland screws, tighten them level to ensure the full stroke of the piston can move freely, without arrest and the severity of the phenomenon of uneven appropriate. Screws too tight, it will increase the resistance roller hydraulic repair phone, accelerated wear; too loose can cause leakage. Exhaust valve or exhaust Prather hydraulic cylinder or exhaust vent must be installed at the highest point Prather, so as to exclude air. Xi'an Chengtong hydraulic maintenance, repair quote hydraulic roller, roller hydraulic maintenance Tongchuan Xi'an Chengtong hydraulic maintenance Limited. Xi'an-hydraulic-repair Ltd. (www.huosu360.com) adhere to the "people-oriented" business philosophy, with a professional staff, and strive to provide the best products and services to contribute to society, and to welcome new and old customers throughout the visit, sincere cooperation for a better future. Xi'an Chengtong hydraulic service - your trusted friend, Company Address: Xi'an, Shaanxi Province Weiyang petrochemical Avenue, Contact: Qian workers.