| 1. Unscrew a cap from the gate. |
2. Put on the gate a little saliva. At formation of a vial screw up the gate a reverse side of a cap.
Prevention
For a tightening of the gate to use only a metal cap.
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| 3. Repeatedly check the gate. At further education of vials and at impossibility of a dovinchivaniye of the gate, the gate replace. |
| 4. Surely screw a cap. |
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