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14.3 Replacing the filter cartridge
The filter cartridge must be replaced as soon as the maximum limiting
value for the ultrapure water that you have set is exceeded,
The filter cartridge must also be replaced after disinfection of the system.
Proceed as follows to replace the filter cartridge:
1.
Empty the storage tank.
2.
Separate the system from the mains by unplugging the mains plug.
3.
Turn the supply of feedwater off.
4.
Open the dispensing valve until water no longer flows out, then close it again.
5.
Take the cartridge cover off.
6.
Remove the two quick-connects from the feedwater side and the ultrapure water side
of the filter cartridge and close the connectors with the stoppers that have been
saved.
7.
Draw the spent filter cartridge out from the guide and replace it with the new filter car-
tridge.
8.
Remove the stoppers from the new filter cartridge and save them.
9.
Fit the quick-connects on the filter cartridge so that they audibly click into position.
10.
Re-open the supply of feedwater.
11.
Connect the system to the mains and check the connections for leakage.
12.
Replace the cartridge cover.
13.
Discard the first tank filling.
Only a filter cartridge of article number
09.1020 is to be used in this system, as
this cartridge is specifically designed for
this system. Use of any other cartridge
invalidates the guarantee.
32
Thermo Scientific Barnstead Smart2Pure
Ultrapure water system
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