Field Settings
SiBE041010EA
97
Tips for Servicing
3. Field Settings
3.1
When 2 Units are Installed in 1 Room
Outline
When 2 indoor units are installed in 1 room, 1 of the 2 indoor units and the corresponding
wireless remote controller can be set for different addresses.
Both the indoor unit PCB and the wireless remote controller need alteration.
Indoor Unit PCB
Cut the address setting jumper JA on the control PCB.
Caution
Replace the PCB if you accidentally cut a wrong jumper.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of them.
Wireless Remote
Controller
Cut the address setting jumper.
3.2
Jumper Settings
Indoor Unit
Outdoor Unit
Caution
Replace the PCB if you accidentally cut a wrong jumper.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of
them.
For the location of the jumper, refer to the following pages.
Indoor unit: P.14.
Outdoor unit: P.16.
ADDRESS
EXIST
CUT
1
2
JA
JA
(R12007)
Address
EXIST
CUT
1
2
Jumper
(R14202)
Jumper
Function
When connected
(factory setting)
When cut
JB
Fan speed setting
when compressor
stops for thermostat
OFF. (effective only in
cooling operation)
Fan speed setting;
Remote controller
setting
Fan speed setting; “0” (The fan stops.)
JC
Power failure
recovery function
Auto-restart
The unit does not resume operation after
recovering from a power failure. Timer
settings are cleared.
Jumper
Function
When connected
(factory setting)
When cut
J5
Improvement of
defrost performance
Standard control
Reinforced control
(ex. The frequency increases, the
duration time of defrost lengthens.)
