STIEBEL ELTRON LWZ 130 - Settings - Part 2: Display and Programs; Parameter P83: Backlighting Mode; Parameter P84: Illumination Duration; Parameter P85: Lower Display Content

OPERATION
Settings
36 | LWZ130 www.stiebel-eltron.com
P83 : Mode of backlighting
Effect
On Backlighting switched on
OFF Backlighting switched off
Auto If no user action occurs within the time selected in the illumination du-
ration parameter, the display backlighting switches off and the standard
display appears.
P84 : Illumination duration
If no user action occurs within the time selected in the illumination
duration parameter, the display backlighting switches off and the
standard display appears.
P85 : Lower standard display
Use this parameter to define what is displayed in the lower section
of the standard display. If the appliance detects a fault, the fault is
indicated in the lower section of the standard display.
4.5.2 Actual values
Description Unit
I1 Passive cooling status
I2 Extract air temperature °C
I3 Relative humidity of extract air %
I4 Filter service life h
I5 Appliance software version
I6 Unit software patch
I7 Terminal device serial number
I8 Programming unit software version
I70-79 Fault memory
Faults detected by the appliance are stored in actual values I70
to I79.
The latest fault is stored in I70; the oldest in I79. If no faults are
entered, dashes are shown. The latest fault is also shown in the
lower section of the standard display. Possible faults are listed for
qualified contractors in the "Troubleshooting" chapter.
4.5.3 Programs
Pro
The appliance offers the option to set 21 time programs. Switch
between the time programs using the Touch-Wheel. Press the "OK"
button to switch to setting a time program.
Time pro-
gram x
x.1 x.2 x.3 x.4
Day or group of
days
Fan stage Start time Stop time
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
Time pro-
gram x
x.1 x.2 x.3 x.4
Day or group of
days
Fan stage Start time Stop time
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
Setting a time program begins with selecting a day of the week or
a group of days. Press "OK". Set the day using the Touch-Wheel.
Confirm with the "OK" button.
Use the Touch-Wheel to switch to setting the fan stage. Press
"OK". Set the fan stage in which the appliance runs when the
time program takes effect using the Touch-Wheel. Confirm with
the "OK" button.
Note
You cannot switch on fan stage3 with time programs.
Use the Touch-Wheel to switch to setting the start time. Press
"OK". Set the start time of the respective time program using the
Touch-Wheel. Confirm with the "OK" button.
Use the Touch-Wheel to switch to setting the stop time. Press
"OK". Set the stop time of the respective time program using the
Touch-Wheel. Confirm with the "OK" button.
To delete a time program, go to the menu item where the day or
group of days is selected for the respective time program. Turn the
Touch-Wheel anti-clockwise until the day disappears and dashes
appear in the lower section of the display.
Note
In the case of overlapping time programs, the program
with the highest number takes priority.
Note
At times where there is no time program defined, the
appliance runs in set fan stage 2.
Example
Time scale Stage
Monday - Friday
06:00 - 22:00 2
22:00 - 06:00 1
Saturday , Sunday
07:00 - 23:00 2
23:00 - 07:00 1
x x.1 x.2 x.3 x.4
Day or group of
days
Fan stage Start
time
Stop time
 1 1/2/3/4/5 1 22:00 00:00
 2 1/2/3/4/5 1 00:00 06:00
 3 6/7 1 23:00 00:00
 4 6/7 1 00:00 07:00