24 www.stiebel-eltron.com
IWS
BA
BA
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1
2
3
4
1 LEDs
2 DIP switch (WP-Typ)
3 Reset button
4 DIP switch (BA)
DIP switch (WP-Typ)
The DIP switch (WP-Typ) on the IWS serves to set the relevant
heat pump type.
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 an 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 a module with a further heat
pump, set the DIP switch as shown.
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
D0000057052
Cooling mode
BA
ON
1 2 3 4
D0000051579
16.1.1 Closing the terminal area
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Position the cover on the appliance.
Secure the cover with the four screws.