1. Cut off the power or cut off the power source to stop the hydraulic device
2. During disassembly, prevent damage to the top thread of the piston rod, the thread of the oil port, the surface of the piston rod, and the inner wall of the cylinder liner.
3. The disassembly must be carried out in order.
4. Before and after pressure relief, try to create conditions to prevent the parts of the hydraulic cylinder from being contaminated by surrounding dust and impurities.
5. After the oil cylinder is disassembled, check carefully to determine which parts can continue to be used
