Why is my Gastro+ showing a warning sign with a cylinder?

Calibration Reminder On Gastro+

Gastro+cali

This indicates that the device needs calibrating, you can find instruction of how to calibrate the device in the user manual. This could also show if the device has been reset, the device will still need calibrating.

If the problem persists or has not been resolved by the information provided above, please contact Bedfont or your local distributor for more advice.