We are sorry, the vaccum process is complex and sometimes it can go wrong. Check these little things that can make a great difference:
- Check that the device has enough battery.
- Checkthe device is correctly positioned with the let foot on the valve.
- Check if the device's o-ring, that you can find on his left foot, is clean, well positioned and not damaged. Here you can see how to change it link al video. See the video to know how to correctly use DRO!D.
Still does not work, contact us.