Design Technical Manual

Table Of Contents
2-22. ADMINISTRATIVE INDOOR UNIT SETTING
When multiple indoor units with separate wired remote controller are connected to one
branch port of RB unit (group connection), it is possible to give the cool / heat mode
selection authority to one particular wired remote controller (called master wired remote
controller).
When the master wired remote controller setting is not performed, mode(cool/ heat)
selection priority goes to wired remote controller which executed rst
.
EXAMPLE
z
Example 1 (OK)
Group connection (RB group)
RB unit
Set to master WRC
z
Example 2 (Prohibited)
When indoor units which connected to di󰀨erent RB units are operated by one wired remote
controller, administrative indoor unit setting cannot be performed.
RB unit
Administrator setting cannot be performed.
- (07 - 152) -
FUNCTION
SETTING
FUNCTION
SETTING