Replacing The Battery - Kessel Comfort PLUS Instructions For Installation And Operation Manual

4.2

Replacing the battery

The Comfort PLUS control unit is equipped with batteries in case of a
power outage. These batteries must be replaced if this is indicated on
the display.
• Switch the voltage supply to the control unit off.
• Move the main switch <14> on the control unit to the OFF position
and open the housing.
• Remove the cable ties, take both batteries out <15> and replace
them by new ones.
• Fix the batteries in place using the cable ties.
• Close the control unit again and switch it on.
• Set up the voltage supply again.
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Maintenance
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