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4.8 Resetting the appliance
In the event of incorrect manipulation, it is possible to restore all the original pH Perfect functional
settings.
Procedure for resetting the pH:
Switch OFF the appliance.
Switch ON the appliance by pressing simultaneously on the two “
p
” and “
q
” navigation buttons
(keep the buttons pressed until the message appears on the screen).
Select “Yes” or “No” using the navigation buttons, then accept using the “CAL/Enter” button.
All the factory settings will then be restored.
5.1 Changing the peristaltic pump tube
1. Remove the protective
cover carefully drawing
it towards you.
4. Position the tablet holder on “10:20” turning clockwise.
Insert the left-hand connection in its housing, then
pass the tube under the guide of the tablet holder.
Turn the tablet holder clockwise and at the same time
put the tube into the pump head up to the right-hand
connection.
5. Replace the
protective
cover (place
the pin in the
attachment
hole).
2. Position the tablet
holder on “10:20”
turning clockwise.
3. Fully release the left-hand
connection keeping it stretched
outwards, then turn the tablet
holder clockwise in order to free
the tube up to the right-hand
connection.
5.2 Winterizing the pH Perfect
When pH Perfect has to be winterised, it is advisable to pump clean water through it in order to rinse
the peristaltic pipe using the self-priming function and pressing the navigation button “
p
”
(see paragraph 3.1).
Next turn the tablet holder to “6:00”.
These two precautions will make it easier to restart the appliance.
Remove the pH sensor from its holder. Store it in its original cap or a cup filled with tap water. If
necessary plug sensor holder.
Never leave the end of the sensor out of water!
5. Care and maintenance of your pH Perfect
