Reassemble the method of stainless steel ball valve

1. Clean and check the removed parts, strongly recommend wrapped spare parts to replace the valve seat and valve cover gasket seal 2. According to remove the opposite order for assembly. 3. Use specified torque, cross lock bolt flange connection. 4. Use specified torque, locking stem nut. 5. After installation of actuators, the corresponding input signal through the rotary valve rod drives the valve core to rotate, the valves to open and closed position. 6. If possible, please return the pipe before, according to the relevant standard for pressure seal valve testing and performance testing.