What happens when the vertical injection molding machine does not block the film during operation?
1, check the safety door in front of the limit switch and repair.
2, check the power inside the box, replace the insurance and power box.
3, check the paper jam coil, clean the coil.
4. Check if the I / O board is disconnected and the solenoid valve is open.
5. Make sure the hydraulic safety switch is pressed and the mechanical lock lever is open.