STIEBEL ELTRON LWZ 404 SOL User Manual

OPERATION
Operation
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the scroll wheel, two keys and above these a display. The display
shows the current appliance status and provides messages as well
as information. The programming unit functions are accessed via
a menu tree. With the scroll wheel, you can navigate the menu
structure and change values.
4.1.1 Display
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WEDNESDAY 10 SEPT 14 10:23 TIME
OUTSIDE TEMPERATURE
DHW TEMPERATURE
27.0 °C
35.0 °C
28.0 °C
FLOW TEMPERATURE
DAY MODE
1
2
3
4
1 Date and time
2 Favourites
3 Operating mode
4 Appliance status symbols
The start screen is divided into four sections by horizontal lines.
The time and date are at the top. In the field below this, your
favourites are displayed. Here, you can check up to three appli-
ance parameters at any time (see chapter “Favourites”). When
you are in the menu, the favourites display is no longer shown.
The third section provides information about the current operat-
ing mode and serves to control further functions, such as quick
access, function block. In the fourth section, at the bottom edge
of the display, pictorial symbols provide information about the
current system status.
You can adjust the contrast of the display and select the language
of the display texts in the “COMMISSIONING” menu.
4.1.2 Picture symbols in the display
At the lower edge of the display, symbols provide information
about the current appliance operating status. Up to eight symbols
can be displayed at once.
Filter change, top:
The extract air filter is contaminated. Please change the
extract air filter.
Filter change, bottom:
The supply air filter is contaminated. Please change the
supply air filter.
Filter change, top and bottom:
The filter change service intervals of the extract air and
the supply air filters have expired or the filters have be-
come contaminated prematurely. Please change the ex-
tract air and supply air filters.
Electric emergency/booster heater:
The electric emergency/booster heater has started up.
This occurs, for example, when the outside temperature
has fallen below the dual mode point.
Cooling:
The cooling symbol is displayed when the appliance is
in heating mode.
Heating:
The heating symbol is displayed when the appliance is
in heating mode.
DHW heating:
This symbol tells you that the appliance is heating DHW.
Compressor:
The compressor symbol signals that the compressor is
running.
Evaporator defrost:
The evaporator is defrosting.
Switching program enabled:
If a switching program is enabled, this symbol is dis-
played.
Service:
A service is required. Please contact your qualified con-
tractor.
Ventilation stage:
For a limited period the appliance operates with a mod-
ified ventilation stage.
Heating circuit pump:
The pump symbol is displayed when a heating circuit
pump is running.
Heat-up:
This symbol shows when the drying heating program
runs.
Power-OFF:
This symbol lights up if the appliance has no enable signal
from the power supply utility.
4.1.3 Scroll wheel
D0000064710
The scroll wheel consists of a touch-sensitive sensor. There is a
key to the left and another to the right of it. With the wheel and
the keys, you can control and check all the necessary appliance
functions.

STIEBEL ELTRON LWZ 404 SOL Specifications

General

Brand	STIEBEL ELTRON
Model	LWZ 404 SOL
Category	Fan
Language	English