How to maintain the double flange limit expansion joint in use?

The model number of double flange limit expansion joint is VSSJA-2(B2F). It is a combination of body, sealing ring, gland flange, limit bolt short pipe, etc. It is also called expansion joint, stainless steel expansion joint, steel expansion joint, expander, etc. Mainly used for engineering pipeline pipe and pipe connection. It is the device of pipeline compensation expansion joint, which is indispensable in pipeline.
 
Double flange limit expansion joint in the process of use, expansion joint can work stably, but the internal rubber material due to air oxidation and corrosion, after years of use, the seal rubber ring will crack, fracture, etc., there will be expansion joint leaks occur, we have to promptly contact our manufacturers after-sales, to solve your problems, to help us to be replaced in a timely manner, the matters needing attention are: take down Expansion joint can not be inverted with the ground, to be placed flat on the ground, take down the bolt nuts, placed in a conspicuous place to prevent loss. In the process of replacement found rust and dirt should be cleaned in time to avoid blockage. Follow the correct steps to replace the good sealant ring and tighten the bolt nut evenly to prevent deformation due to uneven force.