57
vwr.com I Instruction manual VWR® G Water System
scale and other inorganic compounds attached to the RO membrane, and the alkali cleaning is
used to remove adherent organic substances on the RO membrane.
The Acid cleaning steps are as follows:
a)
Switch the system to Standby mode and remove the left side panel.
b)
Remove the P Pack cartridge.
c)
Add 5 g analytical grade citric acid into the Cleaning Pack.
d)
Install the Cleaning Pack to the position of P Pack.
e) Tap
Cleaning & Sanitization
on
Maintenance Menu
to enter setup menu.
f)
Click
Start
to enter cleaning process. Choose
Yes
on the pop-up dialog.
g)
System will be back to Standby mode after pH cleaning stops.
h)
Remove the Cleaning Pack and install P Pack back.
i)
Switch the system to Ready mode.
The Alkaline cleaning steps are as follows:
a)
Switch the system to Standby mode and remove the left side panel.
b)
Remove the P Pack cartridge.
c)
Add 5 g analytical grade NaOH into the Cleaning Pack.
d)
Install the Cleaning Pack to the position of P Pack.
e)
Tap
Cleaning & Sanitization
on
Maintenance Menu
to enter setup menu.
