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INSTALLATION
Troubleshooting
12. Troubleshooting
WARNING Electrocution
Isolate the appliance from the power supply when
carrying out any work.
!
Material losses
When removing the appliance cap, pull the connection
plug of the programming unit out of the control panel.
Proceed as follows:
Pull the appliance cap forward by approx. 5cm.
Pull off the connector.
Remove the appliance cover.
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2
1
1 Connection
2 Connector from the programming unit
!
Material losses
Take care not to pinch the power cable of the program-
ming unit when fitting the appliance cover.
Arrange the power cable in a loop again and secure
it with the multi-use cable tie provided.
12.1 Resetting the high limit safety cut-out
If the heating water temperature exceeds 90°C, the electric emer-
gency/booster heater shuts down.
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Remove the cause of the fault.
Reset the high limit safety cut-out by pressing the reset but-
ton. To do so, use a pointed object.
Check whether the heating water is being circulated at a suf-
ficiently high flow rate.
13. Maintenance
We recommend a regular inspection (to establish the current con-
dition of the system), and maintenance if required (to return the
system to its original condition).
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