Brita PURITY 450 Quell ST Mode D'emploi page 29

The set parameters can now be accepted.
If you want to accept the parameters, proceed as follows:
• Press the button once (< 1 second) until the message
"Reset" appears and fl ashes.
• Press the button once (> 2 seconds) until the total
capacity (at 0% bypass) and the current date appear.
The set parameters have been accepted.
Note: If no input is made within 30 seconds, the display will return to standby or operating mode
without accepting amended parameters.
• Insert the display unit from the 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. Continue with Chapter
5.4 Flushing/Draining for Filter Systems with and without Measuring and Display Unit.
5.3 By-Pass Setting
Determining the by-pass setting
The by-pass setting is identifi ed according to the application and the carbonate hardness identifi ed
on the basis of the by-pass and capacity table (Chapter 7). The by-pass is then set on the by-pass
screw as follows:
19
Turn the by-pass screw
Caution: Use Allen key 6mm or 7/32".
!
5.4 Flushing/Bleeding Filter Systems with and without Measuring and Display Unit
Note: A 10 litre bucket is required for fl ushing/draining.
•
•
•
•
until the desired by-pass (0–50%) agrees with the marking.
19
Position fi lter system horizontally.
Completely open fl ush valve
Open the inlet valve
7
bucket. Flush quantity at least 10 litres with a minimum volumetric fl ow of 3 l/
min (180 l/h).
Close fl ush valve , put down fi lter and empty bucket.
9
< 1 sec
> 2 sec
.
9
at inlet hose while holding the fl ush hose in the
6
29