1
B
A
M1 M2
M1 M2
S
TB3
TB5
2
B
M1 M2
TB3
TB5
3
Fig. 6-3
A
SW1
ON
OFF
1 2 3 4 5 6 7 8 9 10
SW12
0
Fig. 6-4
B
F
E
D
TEST RUN
C
COOL, HEAT
°C
°C
SIMPLE
TEMP.
ON/OFF
MENU
ON/OFF
FILTER
BACK
MONITOR/SET
DAY
CHECK
TEST
CLOCK
OPERATION
PAR-21MAA
CLEAR
HG
I
M
10
A
1
2
M1 M2
S
1
2
TB15 TB5
TB15
C
C
A
A
M1 M2
S
M1 M2
S
TB5
C
C
CN43
SWA
3
2
1
CN82
SW11
SW14
0
0
A
B Test run display
C Indoor temperature liquid
line temperature display
D
E Power display
F Error code display
Test run remaining time
A
display
G Set temperature button
H Mode selection button
I Fan speed button
M TEST button
6.4. Connecting remote controller, indoor and
outdoor transmission cables (Fig. 6-3)
on indoor unit TB5 is a shielding wire connection. For specifications about the
connecting cables, refer to the outdoor unit installation manual.
Install a remote controller following the manual supplied with the remote controller.
core cable. If the distance is more than 10 m, use a 1.25 mm
1 MA Remote controller
polarized 2-wire)
2 M-NET Remote controller
(Nonpolarized 2-wire)
3 Wireless remote controller (When installing wireless signal receiver)
controller board.
controller, connect TB15 each with the same number.
mote controller. (In the default setting of indoor unit and wireless remote control-
ler, Pair No. is 0.)
A Terminal block for indoor transmission cable
B Terminal block for outdoor transmission cable (M1(A), M2(B),
C Remote controller
D Wireless signal receiver
E Wireless remote controller
Setting addresses (Fig. 6-4)
(Be sure to operate with the main power turned OFF.)
and over 10, and setting branch numbers.
1 How to set addresses
Example: If Address is "3", remain SW12 (for over 10) at "0", and match SW11
(for 1 to 9) with "3".
2 How to set branch numbers SW14 (Series R2 only)
Match the indoor unit's refrigerant pipe with the BC controller's end connection
number.
Remain other than series R2 at "0".
switches can be used to set unit addresses and branch numbers at will.
them referring to the Data Book.
6.6. Sensing room temperature with the built-in
sensor in a remote controller
If you want to sense room temperature with the built-in sensor in a remote
controller, set SW1-1 on the control board to "ON". The setting of SW1-7 and SW1-
8 as necessary also makes it possible to adjust the air flow at a time when the
heating thermometer is OFF.
1 Turn on the power at least 12 hours before the test run.
2 Press the [TEST] button twice. ➡ "TEST RUN" liquid crystal display
3 Press the [Mode selection] button. ➡ Make sure that wind is blown out.
4 Press the [Mode selection] button and switch to the cooling (or heating) mode.
➡ Make sure that cold (or warm) wind is blown out.
5 Press the [Fan speed] button. ➡ Make sure that the wind speed is switched.
6 Check operation of the outdoor unit fan.
7
8 Register a telephone number.
The telephone number of the repair shop, sales office, etc., to contact if an
error occurs can be registered in the remote controller. The telephone number
will be displayed when an error occurs. For registration procedures, refer to the
operation manual for the indoor unit.
2
2
junction cable.
(S))
➡ Stop