OPEraTION
Settings
8
| WPL 15 IKS | WPL 25 IK
www.stiebel-eltron.com
4.3 Adjustments at control level 1
f
f
Keeping the control flap closed, turn the rotary selector to
the operating mode you wish to adjust.
Standby mode
Frost protection is activated for heating and DHW mode.
When the flap is closed, FROST PROTECT is displayed. The
set DHW value is fixed at 10 °C, the set heating flow value
is calculated based on a set room value of 5 °C.
Application: During prolonged periods of absence, e.g.
holidays.
Automatic mode
Heating in line with the time switch program (applies
to heating circuits 1 and 2). Changeover between day
temperature and setback temperature.
DHW heating in line with the time switch program; ch-
angeover between day temperature and setback tempe-
rature. With this operating mode, an additional symbol
(sun or moon) indicates in the display, whether heating
circuit 1 is currently in day or in setback mode.
The remote control is only active in this operating mode.
Application: When DHW and central heating are required.
Constant day mode
The heating circuit (HC) is constantly held at the day tem-
perature (HC 1 and HC 2). DHW heating according to time
switch program.
Application: In low energy houses, if no setback mode
intended.
Constant setback mode
The heating circuit is constantly held at the setback tem-
perature (HC 1 and HC 2). DHW heating according to time
switch program.
Application: During weekends away.
DHW mode
DHW heating in line with the time switch program; ch-
angeover between day temperature and setback tem-
perature. Frost protection is enabled for heating mode.
Application: The heating season has ended; only DHW
should be generated (summer mode).
Electric emergency/booster heater
This setting activates the electric emergency/booster
heater. In this operating mode, the electric emergency/
booster heater provides DHW and room heating, irres-
pective of the dual mode changeover point.
!
Fault message (flashing)
This symbol indicates faults in the heat pump system.
f
f
Inform your contractor immediately.
Silent mode
Reduced noise mode
Silent mode is enabled. The associated time programs
determine activation of the fan or compressor throttle.
Note
Silent mode has an effect on the heating output
and efficiency of the heat pump.
When silent mode 2 is active, higher electricity
bills result.
Silent mode 1
The fan and / or compressor run with reduced output.
Silent mode 2
Compressor and fan are stopped. Heat generator 2 takes
over heating.
4.4 Overview of control level 2
Control level 2 is accessed as follows:
f
f
Open the control flap.
f
f
Select the required parameter with the rotary selector. Turn
the rotary selector until the arrow is visible above the menu
item you require.
The selected menu item is displayed as plain text. The arrow in-
dicates the menu position within the control level.
You can now adjust the values for the following menu items (see
following chapters).
ROOM TEMP HC 1
Here you can select the set room temperature for day and setback
mode for heating circuit 1.
ROOM TEMP HC 2
Here you can select the set room temperature for day and setback
mode for heating circuit 2. Room T HC2 will only be displayed if
the mixer flow sensor for heating circuit 2 has been connected.
Note
The actual room temperature can also be scanned here,
provided the FE 7 remote control has been connected and
allocated to HC 1 or HC 2.
DHW TEMP
Here you can assign a set day and night value for the temperature
in the DHW cylinder.
TIME / DATE
Here you can adjust the time and summer time. At the factory,
summer time is set to begin on 25 March and to end on 25 October.
HOLIDAY/PARTY
You can indicate the length of your holiday using the HOLIDAY
menu item (start date, end date). The heat pump system will ope-
rate in setback mode for the selected period. Frost protection for
the DHW cylinder is active.