Description
malfunction and solution: The flow meter is not accurate. 1. The field calibration method is incorrect. Recalibrate. 2. The flow rate of the meter is below the lowest. Increase the flow rate. 3. The flow meter is blocked by the dry liquid. Remove the impeller and clean it carefully and make sure the impeller rotates freely. 4. The impeller is wrapped in the sealing material. Remove the meter and make sure the impeller rotates freely. 5. Too close to the impeller. Install correctly. 6. Too close to the engine or environment of electronic noise. Install correctly. The numbers read have been hidden or hidden. 1. The battery is exhausted or not connected. Check or replace the batteries. The flow rate is normal, but the counter cannot count. Press the DISPLAY button. The meter starts. 1. Field calibration is incorrect. Recalibrate. 2. The impeller is blocked or damaged. Remove the meter and make sure the impeller rotates freely. 3. The impeller is wrapped by the sealing material. Remove the meter and make sure the impeller rotates freely. The flow rate is low and the meter cannot count. Press the DISPLAY button. The meter starts.