Idegis D-10 Bedienungsanleitung Seite 57

Colored water....
Foams ...
Existence of
dissolved metals
High levels of
organic matter in
the water
o Make a shock treatment
with chlorine powder (5
3
g./m ).
o Adjust pH to 7.2 - 7.6
o Add flocculant
o Filter continuously during 8
hours.
o Sweep pool walls and floor.
o Backwash filter.
o Empty the necessary
amount of water and
replace with fresh water.
o Make a shock treatment.
o Increase free chlorine level
up to 10 ppm and to add
flocculant.
o Adjust pH to 7.2 - 7.6
o Filter continuously during 8
hours
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