RADSON 51045 Guide D'utilisation page 17

Manual Reduced mode,
In this mode the set point will be followed all the time.
You will have the possibility to change the set point temperature on
this unit by using the arrows buttons (Up) or (Down).
Timer Mode,
The Timer mode allows you to choose a setting temperature for 2
hours running time.
The zone will automatically come back to the previous
working mode at the end of duration.
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