ENG
USER MANUAL
14
Room unit locking
Hold key for 15 seconds. Release the key after you hear a
beep. Symbol indicates locked room unit. To unlock the DD2+,
again hold key for 15 seconds.
DD2+ locking is set in service group S1.4 (page 20).
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Setting or modifying the parameters by locked DD2+ isn’t possible or is
limited.
One time manual d. h. w. warming activation
Hold key for 5 seconds. Release the key after you hear a beep.
One time manual domestic hot warming is automatically
deactivated, when requested d. h. w. temperature is reached
or at the latest after 1 hour.
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Indication of the controlled devices on display
If the indication of controlled devices is deactivated (setting in pro-
gram group P1.8), the currently controlled devices can be viewed
by holding the key and pressing the key (Escape).
All the controlled devices will appear on the display for 15 seconds.
Remote control
With telephone is possible to remotely activate the day tempera-
ture operating mode. For analogue telephone line device G1-D is
available.
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