When your automatic liquid filling machine inaccurate, please try to do as the following steps:
1. Check the feeding system.
2. Filter the material and clean the pipe.
3. Replace the pneumatic valve seals, tracheal leaks, replace the pneumatic valve.
4. Clean the solenoid valve, replace the solenoid valve.
5. Cleaning muffler gas, muffler replacement.
6. Adjust the ball valve to reduce the impact, increase the dive depth.
7. Replace O-ring.
8. Adjust the injection cylinder magnetic switch.