Care and Maintenance
76 Operating Instructions Arium
®
Comfort I, Comfort II
y The new cartridge will be rinsed for 15 minutes. The remaining rinsing
time is shown on the display. Afterwards, the system switches to the
operating mode.
If the tank level falls to < 2 L during the rinsing process, the rinsing is inter-
rupted and the system waits for the tank to fill to a sufficient level (> 5 L).
Afterwards, the rinsing process is resumed.
9.10 Changing the Final Filter
The final filter Sterile Plus (sterile filter) is designed for the retention of
particles and sterile filtration of ultrapure water (sampling). The final filter
Cell Plus (ultra filter) used in the end stage of filtration and designed for the
effective removal of endotoxins, RNases | DNases, microorganisms and
particles.
If the final filter is not replaced regularly, the sterility of the ultrapure water
and the absence of endotoxins cannot be guaranteed.
The replacement intervals for final filters are factory-set to one month. For a
sterile filtration, the final filter should be replaced prior to each sampling.
The final filter should be replaced earlier when the following conditions occur:
The product water flow rate is reduced
Bacteria breakthrough has been detected
Endotoxin breakthrough has been detected
Sartorius recommends changing the final filter monthly.
The final filter is supplied together with a bell assembly. To replace the final
filter, proceed as follows:
t Release the old final filter from the quick connector on the
pressing the retaining ring. Use the supplied tubing removal tool.
Care r Cartridge
Rinsing
15 min
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