Perform calibration in the fuel, in which this fuel level sensor will operate.

1. Fill the measuring container with fuel
2. Immerse the sensor in the fuel to the full length of the measuring probe
3. Wait for the green indicator “Stable” to appear. Press the button “Full” to record the value corresponding to a full tank
4. Remove the sensor from the container and allow the fuel to drain from the measuring probe for 1 minute. Press the button “Empty” to record the value corresponding to an empty tank
5. Press the “Record into Device” button