1. The safety cone filter is contaminated. Replace the safety cone filter.
2. The automatic liquid conveying workstation is leaking and an inappropriate suction head is being used. Use the original suction head.
3. Incorrect installation of suction head. Install the suction head safely.
4. Wear and contamination of the suction cone. Clean and replace the safety cone.
5. Wear of piston seal or insufficient lubricant. Clean and re lubricate the gasket, then replace the gasket.
6. The operation button is stuck or cannot be fixed, and the liquid has passed through the suction cone and dried in the liquid conveying workstation.
7. Seal and suction cone and apply oil.
8. The safety cone filter is contaminated. Replace the safety cone filter.
9. Insufficient lubricating oil, apply lubricating oil accordingly.