The amount of water pumped in the app is wrong

The controller calculates water flow based on the selected pump end.

When the app first connects to a pump, it forces you to select a pump end. If the pump end chosen in the app is not the pump end used for pumping water, the data in the app might be wrong.

You can find the pump end type printed on the pump as shown in the picture below:

Further reading

Setting the correct pump end type in the app