¢ Rotary switch setting
• IU AD (Indoor unit address): Switching of Indoor unit address
Sets the indoor unit addresses. For details, refer to the indoor unit address conversion table in
"Address setting" on page 07-3.
Rotary switch Description Remarks
Factory
setting
IU AD x1
Indoor unit address
Switch 1
Indoor unit address
(the first digit)
0
IU AD x10
Indoor unit address
Switch 2
Indoor unit address
(the second digit)
0
• REF AD (Refrigerant circuit address): Switching of Refrigerant circuit address
Sets the refrigerant circuit addresses. For details, refer to the refrigerant circuit address conversion
table in "Address setting
" on page 07-3.
Rotary switch Description Remarks
Factory
setting
REF AD x1
Refrigerant circuit address
Switch 1
Refrigerant circuit address
(the first digit)
0
REF AD x10
Refrigerant circuit address
Switch 2
Refrigerant circuit address
(the second digit)
0
• RC AD (Remote controller address): Switching of Remote controller address
When the indoor unit is wired by remote controller group, to identity the indoor unit in the remote
controller group, the number (remote controller address) in the remote controller group is set.
– 3-wire type (only for manual address setting)
Set the remote controller address in order of 0, 1, 2, 3..., 15. (Blank is not allowed.)
Rotary switch Description Remarks
Factory
setting
RC AD Remote controller address Remote controller address 0
– 2-wire type
It can choose either automatic address setting or manual address setting.
•
When setting the automatic address:
Set the remote controller address at “0 (Factory setting)” only.
• When setting the manual address:
Set the remote controller address in the 1, 2, 3..., 15.
Rotary switch Description Remarks
Factory
setting
RC AD Remote controller address Remote controller address 0
NOTE: When performing manual address setting, this setting cannot be set at “0 (Factory set-
ting)”.
2-2. Setting on indoor unit PCB - (07-73) - 2. Function settings
FUNCTION
SETTINGS
FUNCTION
SETTINGS