The fault of the collating machine valve: The main problem is that paper dust and dust enter the gas valve sleeve, the intake air volume is reduced, and the next post is not smooth. In this case, it is only necessary to remove the deposits in the machine.

However, the cause of the damage is not necessarily the inspiration blockage, but it may also be disassembly, improper method, resulting in damage to the valve sleeve. The correct disassembly method of the valve is to disassemble the valve from the working position of the machine, place one end of the valve body on one side of the jaw, and the other end of the screw on the front port. The main purpose of this is to increase the contact area of the screw. To prevent the valve sleeve from being broken and to facilitate the removal of the circlip.