The setting is changed by pressing the button . Because the parameters are factory
locked, a new screen appears. Here you have to enter the unlock code.
Service parameters
12.3
34
Service parameters are arranged in groups S1 - Basic parameters, S2 - Parame-
ters for the heating circuit. With service parameters it is possible to activate or
select many additional functions and adaptations of controller performance.
When you select the required para meter group in the menu, a new screen
opens:
Parameter
mark
Parameter value
Parameter
description
Setting range
Default value
Hydraulic scheme
By pressing buttons and you mark the num-
ber which you want to modify and press the
button .
When the number flashes you can modify it by
pressing buttons , and confirm it by pressing
button .
When the correct code is inserted, the controller
unlocks the parameters for editing and returns to
the selected group of parameters.
Return back from unlocking by pressing button .
Note: Factory set code is “0001”.
Constant temperature controller
GB
