...
Make sure the difference in height between the kH KH Keeper and the reagent container is not greater than 20 cm.
Put the reagent nozzle coming from the pump to the measuring beaker
Fully fill the tubes using
buttonStatus colour Yellow title Fill the circuit Please empty the measuring beaker if any liquid is present
Start the calibration process
When the pump stops please measure the amount that it is in the beaker and put the value in the box
...