Installation & Servicing instructions ATAG iC-Range
40
heating line Graph 11.4.a
outside temperature in °C
fl ow temperature in °C
14 Isolating the boiler
In some situations it may happen that the entire boiler has to be deactivated. With the 2 function buttons for
the DHW program and the CH program the boiler is put out of service.
Hot water program OFF: Press – until the lowest value is reached and then press – again.
The display shows -- and the middle is off .
Switching on with the + button takes place in reverse order.
CH program OFF: Press – until the lowest value is reached and then press – again. The
display is showing -- and the upper is off .
Switching on with the + button takes place in reverse order.
ATAG recommends to leave the electrical power supply on, so that the circulation pump and the three-way
valve are activated automatically once every 24 hours in order to prevent jamming.
If there is danger of frost it is advisable in this case to drain the boiler and/or installation. (See
following chapter)
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