Brita PURITY Quell ST Mode D'emploi page 32

• 5.5
• By-pass setting in percent, remaining capacity in litres, capacity bars and the current date must
be shown in the display.
• Note: If these values are not shown in the display, the filter system must be flushed again
(Chapter 5.4) until the values are shown in the display. Filter systems with a measuring and
display unit are now ready for operation. Cf. Chapters 10.6 to 10.8
6 Replacing the Filter Cartridge
Caution: The PURITY replacement cartridge may only be used in combination with the pressure
!
vessel that has been specifically designed for its size. See cover.
Caution: During the exchange, carefully examine all dismantled parts! Faulty parts must be
!
exchanged and dirty parts should be cleaned. Read the Operating and Safety Information (Chapter 3)
prior to replacement. After the product has been stored and transported at temperatures below 0 °C,
it must be stored with the original packaging open for at least 24 hours before commissioning at the
ambient temperatures stated in Chapter 12.
Filter systems without a measuring and display unit
The filter cartridge must be replaced after 6–12 months, at the latest 12 months after commission-
ing, irrespective of the level of exhaustion of the filter system. If the capacity of the filter cartridge
has already been exhausted (Chapter 7), it must be exchanged earlier.
Filter systems with a measuring and display unit
The filter cartridge must be replaced no later than 12 months after commissioning, irrespective of
the level of exhaustion of the filter system. If the capacity of the filter cartridge has already been
exhausted (Chapter 7), it must be replaced earlier.
EN
If the cartridge is already exhausted, the capacity is indicated as being negative by flashing. No bars
are shown in the display.
If the monthly limit for the cartridge has been exceeded, this is indicated by the date flashing.
Resetting the display unit
To operate the display unit it has to be removed from the connecting fittings. Slide the display
housing up approx. 10 mm and pull off the display unit to the front. The display unit is operated
using a button on the back of the display unit.
•
If this button is pressed (> 10 seconds), the data
set on initial installation will be accepted again, and
the capacity, by-pass setting and input date are all
updated.
Note: This automatically sets the monthly limit to 12 months.
Note: If no input is made within 30 seconds, the display will return to operating mode without
accepting amended parameters.
Insert display unit from front at a height of approx. 10 mm and slide down. The loops on the display
part must be inserted in the grooves on the measuring head.
28
Checking initialisation of filter systems with a measuring and display unit
> 10 sec