INSTALLATION
Commissioning
www.stiebel-eltron.com WPL 10 AC | WPL 10 ACS | 19
IWS
BA
BA
3
4
1
2
C26�03�01�0921
1 LEDs
2 Reset button
3 DIP switch (WP-Typ)
4 DIP switch (BA)
DIP switch (WP-Typ)
With the DIP switch ("WP-Typ"), you can select the various heat
pump types on the IWS.
Factory setting
Compressor mode with electric emergency/booster heater
WP - Typ
ON
1 2 3 4
D0000057054
Check whether the DIP switch is set correctly.
Compressor mode with external second heat generator
!
Material losses
In this case, do not connect the electric emergency/boost-
er heater.
If the appliance is operated in dual mode operation with an ex-
ternal second heat generator or as module with a further WPL,
set the DIP switch as follows:
WP - Typ
ON
1 2 3 4
D0000057055
DIP switch (BA)
Check whether the DIP switch(BA) is set correctly.
Heating mode:
BA
ON
1 2 3 4
D0000057050
Cooling mode:
BA
ON
1 2 3 4
D0000057051
12.1.6 High limit safety cut-out
In ambient temperatures of below -15 °C it is possible that the high
limit safety cut-out of the electrical emergency/booster heater
may trip.
Check whether the high limit safety cut-out has tripped.
Remove the cause of the fault.
26�03�01�1528
Reset the high limit safety cut-out by pressing the reset
button.
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