Cleaning and inspection of the removed parts, it is highly recommended to replace the seals such as the seat and bonnet gasket with spare parts.
Assemble in the reverse order of disassembly.
Use the specified torque to cross-lock the flange connection bolts.
Lock the stem nut with the specified torque.
After installing the actuator, input the corresponding signal to rotate the spool through the rotary stem to open the valve to the open and closed positions.
If possible, perform a pressure seal test and performance test on the valve in accordance with relevant standards before returning the pipe.
