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WRO 300 H
36
Regular maintenance
HCEN12481-02/2012
3.3.3
Alkaline cleaning
Alkaline cleaning should be performed when
•
Product performance is affected and cleaning with citric acid
does not improve performance.
•
Organic fouling is suspected.
3.3.4
Alkaline Cleaning agents recommended by
Gambro
•
P3 - Ultrasil
®
10
Required amount: according to manufacture’s instruction.
•
Minnclean
®
TF
Required amount: according to manufacture’s instruction.
For procedure refer to
“Cleaning procedure” on page 37
.
NOTE
Other cleaning agents may also be used for the WRO 300 H, pro-
vided that they are approved by the manufacturer for cleaning of thin
film composite reverse osmosis membranes made of modified polya-
mide. Follow the
manufacturer's instructions
for use for the specific
cleaning agent.