OPERATION
Settings
34 | LWZ130 www.stiebel-eltron.com
4.2.1 Controls
Control Description
"MENU"
button
Press this button for approx. one second to call up the menu
from the standard display.
Within the menu, press this button to return to the beginning of
the menu. Parameter P1 is displayed.
When setting a parameter value, press this button to exit set-
ting of the parameter. Any changes made will not be saved.
"OK" button
In order to set the parameter, you must first make it editable by
pressing the "OK" button. Then you can change the value with
the Touch-Wheel.
Once you have set the parameter, confirm your entry with the
"OK" button.
"HOME"
button
Calls up the standard display
"Intensive
ventilation"
button
Use this button to switch the appliance to intensive ventilation.
You can set the runtime for intensive ventilation in parameter
P2. Once this runtime has expired, the appliance returns to the
previously applicable fan stage.
Touch-Wheel
From the home screen, you can use the Touch-Wheel to select
fan stages 0, 1 and 2, and activate the time programs. The
"time" symbol indicates that time programs are activated.
Use the Touch-Wheel to select a parameter or value in the
menu.
If you turn the Touch-Wheel quickly, the increment size changes
after a while.
Function block
Press the "HOME" and "OK" buttons simultaneously to activate the
function block. The "padlock" symbol appears. Then you can wipe
the programming unit clean without inadvertently changing any
settings. Press the "HOME" and "OK" buttons simultaneously for
two seconds to deactivate the function block.
4.2.2 Display
If no user action occurs within the time selected in the illumi-
nation duration parameter, the display backlighting switches off
and the standard display appears. Press any button to switch the
background lighting on again.
Symbol Description
Power : This symbol indicates that the appliance is switched on and
the fans are operating in "humidity protection" mode.
Time : This symbol indicates that the appliance is operating in time
program mode. Depending on the program, the appliance is oper-
ated at different fan stages.
Fan : This symbol, with the associated digit, indicates the fan stage
at which the appliance is currently running. If the unit has switched
off the fans to prevent condensate, the “Fan” symbol flashes.
Passive cooling : If the conditions for passive cooling are met, the
symbol illuminates. This does not signify that passive cooling is
already active. The symbol prompts you to open the window. If the
symbol goes out, you can close the window again.
This symbol is displayed when the function block is activated. Press
the "HOME" and "OK" buttons simultaneously for two seconds to
deactivate the function block.
Filters : Change the filter when this symbol appears.
Frost protection : This symbol is displayed when the appliance has
turned on the preheating coil for frost protection.
Service/fault : The "service/fault" symbol illuminates permanently
in the event of faults that do not impair the basic function of the
appliance. The "service/fault" symbol flashes if a serious fault has
occurred. Call your qualified contractor.
4.3 Selecting the fan stage
From the home screen, you can use the Touch-Wheel to select fan
stages 0, 1 and 2. The set value is accepted without you having to
press a button to confirm it.
You cannot activate intensive ventilation with the Touch-Wheel.
To switch on intensive ventilation, press the "intensive ventila-
tion" button for approx. one second. When intensive ventilation
is activated, the "intensive ventilation" indicator illuminates. You
can switch on intensive ventilation with the “intensive ventilation”
button or with an optionally connectible external pushbutton. You
can only deactivate intensive ventilation with the "intensive ven-
tilation" button.
If you set fan stage 0, the appliance switches to a 24 hour dormant
phase. The humidity protection control unit only starts after this.
The qualified contractor can configure the humidity protection
control unit with parameters.
4.4 Activating time programs
The "time" symbol indicates that time programs are activated.
If the time programs are not activated, turn the Touch-Wheel
clockwise to switch from the home screen. After fan stage2, the
fan stage set in the time program appears along with the "time"
symbol.
Note
If you switch the appliance to time program operation,
time programs must be entered in the "prog" menu. Oth-
erwise the appliance continues to run without a time limit
in set fan stage 2.
Enter the time program settings in the menu.
At times where there is no time program defined, the appliance
runs in set fan stage 2.
4.5 Menu
Display Description
P1 - Pxx Parameter
I1 - Ixx Actual values
Pro Programs
Cod Entry of the code for unlocking protected parameters and actual
values
f To access the parameters, press the "MENU" button.
The "HOME" button takes you to the standard display. If you have
not changed any settings for a while, the appliance automatically
switches back to the standard display.
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