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BUTTONS FOR CONTROL BOX A5X
1
To trigger one regeneration
2
Arrêter la régénération
3
Programming mode
4
To move the blinking digit
5
To change the blinking digit
Validation of the operating
6
mode
DISPLAY A5X
Electrolysis fault icon
Regeneration phases icon
Bargraph
Maintenance icon
FIRST POWER ON THE CONTROL UNIT
When switched on the unit displays five zeroes with the first on the left flashing. It will remain in this configu-
ration until the operating mode for your appliance is entered and identified by a generic code.
CHOICE OF OPERATING MODE
The operating mode for BWT PERLA PRO XXL softeners is selected using the programming buttons on the
electronic unit. The BWT PERLA PRO XXL softeners can operate in different modes identified by the codes
described below.
MODIFICATION MODE OF OPERATION
To change the five-digit code, press the «Mode» and «Validation» buttons simultaneously for 5 seconds, then
release. Modify the displayed code, then validate after input with the «Validation» key.
Then repeat control unit programming procedure.
RETURNING TO FACTORY PARAMETERS
To reset the programmed operating mode, simultaneously press both «Initialization» and «Mode» keys for
five seconds, then release them. Then, briefly press the «Initialization» key, the display unit indicates «ini 0».
Select «1» with the «Forward» key, then press again the «Initialization» key to validate the resetting operation.
Then repeat control unit programming procedure.
«TEST» PROGRAMME
To launch the «TEST» program, simultaneously press both «Regeneration» and «Auto / Semi-auto » keys for
about five seconds.
The softener triggers regeneration and «R1» is displayed. The barograph remains in high position throughout
the test. To shift to the next regeneration phase (brine suction and slow rinsing), briefly press the «Mode»
key. The display then shifts to «R2»..
CAUTION :
It is recommended to allow this last phase to entirely run out if the brine suction phase has been
tested during a few minutes, this being aimed at correctly the resin contained in the water softener bottle.
Press the «Mode» key again to terminate the «TEST» program and return to the initial display.
M
M +
➔
OK
Current time
ASS servicing icon
Technical manual BWT PERLA PRO XXL - code P0011058 - Rev 10 - 23/11/2021
Press 5 seconds
press both keys and release
Press 5 seconds
Press by pulse
Press by pulse, of 0 at 9
Press by pulse
Time icon
Manual operation symbol
Units in litres icon
Remaining volume in litres
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