OPM BWT PERMAQ® Pico Rev. 2.0 EN
Maintenance and servicing | 8
EN
37
3) Unscrew the filter housing with the filter key.
CAUTION! Filter housing is filled with water.
4) Empty and clean the filter housing.
5) Remove the old pre-filter and insert the new pre-filter into the filter housing.
6) Insert the housing with the pre-filter into the filter head. Ensure that it is centred correctly
during the insertion.
7) Screw on the filter housing again by hand.
8) Close the device door.
9) Switch on the device at the
main switch
.
ð
The pre-filter has been replaced.
8.3 Disinfecting the RO module
Depending on the customer-specific requirements for the microbiological purity of the perme-
ate, the reverse osmosis device may have to be disinfected. The chemical disinfectant consists
of the following components:
•
AQUARIS DES (in tablet form)
•
Test strips for peroxide
