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1.
2.
1
D0000037831
1 Inspection port
!
Material losses
Keep the air discharge and intake apertures free from
snow and ice.
Remove any leaves or other foreign bodies from the evaporator
fins periodically.
16. Troubleshooting
WARNING Electrocution
Before working on the appliance, isolate it from the
power supply at the control panel.
Following disconnection from the power supply, parts of
the appliance may remain energised for 2minutes until
the inverter capacitors have discharged.
Note
Please observe the heat pump manager operating and
installation instructions.
If the fault cannot be located during a service using the heat pump
manager, open the control panel in emergencies and check the
IWS settings.
16.1 Checking the IWS DIP switch settings
Carry out the following steps to make the IWS accessible.
26_03_01_1866
Remove the cover.
26_03_01_1869
Remove the bracket highlighted in grey.
D0000075152
1
1 IWS
Lift the control panel.
Turn the control panel around.
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