285
TROUBLESHOOTING
c0
Address
under
combined
installation
Monitor mode
Displays address under combined installation
In the case of master outdoor unit
Address under combined installation
0 : Master outdoor unit
1 : Dependent outdoor unit 1
2 : Dependent outdoor unit 2
c1
Number of
connected
units under
combined
installation
(Number of
outdoor
units)
Monitor mode
Displays number of connected units under combined installation.
(Total number of master and dependent outdoor units is displayed. 1 is displayed when there is
no dependent unit.)
When the number of dependent outdoor units is 1
d0
EX4
address
Monitor mode
Displays outdoor unit address (EX4 address) used for D Ⅲ communication.
When the EX4 adress is 0
d1
Number of
connected
indoor units
Monitor mode
Displays the number of connected indoor units in the same refrigerant system that were set with
automatic address.
When the number of connected indoor units is 27.
d2
Number of
connected
BS units
Monitor mode
Displays the number of connected BS units in the same refrigerant system that were set with
automatic address.
※ BS unit is used for simultaneous cooling/heating operation.
When the number of connected BS units is 14.
Code No. /
functions
Operational procedure / display contents
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