Key Lock - Daikin BRC2E52C7 Operation Manual

Precautions for Setting Cooling/Heating Selection Eligibility
• The cooling/heating selection eligibility needs to be set for a single remote controller in the
following case.
(Heat pump system)
A number of indoor units are
connected to a single outdoor unit.
Set the cooling/heating/fan selection
eligibility in one of the remote controllers.

Key Lock

Operation Method
1
28
2
Buttons have been locked.
Press the menu button for
4 seconds to release.
Return
3
BRC2E52C7 / BRC3E52C7
4P368042-1 - 2014.02
Indoor unit
Disable the use of all buttons.
• Press the Menu/Enter button for at least
4 seconds. (During backlight lit)
°C
• All buttons are disabled when the keys are locked.
• When one of the buttons is pressed, the message
on the left is displayed.
• To cancel the key lock, continue pressing the
Menu/Enter button for at least 4 seconds. (During
backlight lit)
(Heat Recovery system)
BS (Branch Selection) box:
The BS box is used for cooling or
heating mode selection.
A single BS box is connected to a
number of indoor units.
Set the cooling/heating/auto/fan selection
eligibility in one of the remote controllers.
Basic Operation Method
Indoor unit
Operation manual
22