Operation
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6.5
Starting a manual regeneration
Menu level>Manual regeneration
A manual regeneration is necessary in the following cases:
● The product resumes operation after a longer period of standstill.
● After maintenance and repair work has been performed.
● After a longer power failure.
Manual regenerations are always complete regenerations with maximum capacity figure.
6.6
Determining and entering the water hardness
The water test kit is designed for the determination of the water hardness in °dH or in °f.
The unit mol/m³ (= mmol/l) can be converted from °f.
Item
Description
Item
Description
1
Test tube
2
Titration solution
6.6.1
Taking a water sample
Open the water withdrawal point for cold water fully. A flow rate between 400 l/h and
600 l/h must be attained in order to produce a correct result. You can read the flow rate on
the touch-screen display.
1.
Open a water withdrawal point for cold water.
a
In order to take a raw water sample, use a water withdrawal point for cold water
upstream of the water softener.
b
In order to take a soft water sample, use a water withdrawal point for cold water
downstream of the water softener.
2.
Let the water flow for at least 30 seconds.
3.
Take a water sample with the test tube:
a
Fill the test tube up to the °dH mark to determine the water hardness in °dH.
