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5-1-2. In Case of Connection of Wireless Remote Controller
Wireless remote controller
Central remote
controller (Option)
P.C. board
(MCC-1440)
∗ “1:1 model” connection interface
(Option)
Outdoor unit
Outdoor unit
321
321
321
Up to 8 units are connectable. ∗1
∗1 However, if “1:1 model connection interface” is
connected when 2 wireless remote controllers are
connected, Max. 7 units are connectable.
∗2 Connect “1:1 model connection interface” to only
1 unit and connect 1 “1:1 model connection
interface” to the header unit.
Same as left
∗2
#3
(Follower)
A B
Same as left
∗2
#2
(Follower)
A B
Indoor unit
#1 (Heder)
Indoor control P.C. board (MCC-1402)
Louver
motor
Drain
pump
Indoor
fan motor
CPU
H8/3039
Driver
DC12V
DC5V
DC20V
AB
External
output
Remote controller
communication circuit
Receive circuit
Function setup SW
CPU
Buzzer
Display LED
DC5V
Temporary
operation SW
Power
circuit
Remote controller
communication circuit
Power circuit
DC280V
Fan motor
control circuit
CPU
TMP88CH47FG
(TVP88PH47FG)
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
HA
TCC-LINK
communication circuit
Run
Alarm
Defrost
Thermo. ON
COOL
HEAT
FAN
Serial send/
receive circuit
AC
synchronous
signal input circuit
Outdoor unit
32
1
U3
U4
Receiver P.C. board (MCC-1504)
*
None for
Duct type
*
Option for
Ceiling type