Setting Date And Time - Honeywell HCU 23 Installation And Operation Manual

Deleting heating and economy period
Whenever a heating period is deleted, the corresponding
economy period must also be deleted and vice versa.
►
Proceed as described in the above sections on "Changing heating
and economy periods". Turn the adjustment dial to the right until
--:--
is displayed.
The time program is only functional when heating and economy
periods are defined.
You must set the data and time:
• upon first start-up
• after a power failure or after switching on.
The current year flashes. The output setpoint corresponds to the
last valid setpoint (no battery buffering).
►
Keep the
A four-digit number – the year – flashes in the display.
►
Turn the adjustment dial until the current year is displayed.
►
Press the
Two digits flash in the display for the month.
►
Turn the adjustment dial until the current month is displayed.
button pressed for at least 2 seconds.
button.
Adjusting settings
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