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To ensure the optimum function of Automatic Night SetBack, the following
conditions must be fulfilled:
• The pump must be installed in the flow pipe.
The Automatic Night SetBack function does not work if the pump is
installed in the return pipe.
• The system (boiler) must incorporate automatic control of the liquid
temperature.
Activate Automatic Night SetBack by pressing .
See 6.5 Push-button for activation of Automatic Night SetBack.
Light in shows that Automatic Night SetBack is active.