-
6
-
'11 • KX-T-166
2.3
Electrical wiring
Models FDCR224KXE6, 280KXE6
LED3
AC1
V
U
W
CM
RD
WH
BL
L1
K
G
SIGNAL
LINE
TB2
A1
B1
L3
TB1
L1
L2
SW2
M
R2
M
M
EEVH
EEVSC
FMo1
M
FMo2
PWB1
SW1
CONTROL
t°
t°
t°
t°
t°
J13
SW7
SW8
SW9
Y
J11
J12
7SEG1
7SEG2
ON
OFF
1 2 3
3
6
5
4
7 8
2
1
5
4
7
6
8
J15
J14
LED1
LED2
SW3
SW4
RD
CH
1
BR
BL
20S
BL
SV6
External
input
Demand
input
1 2
7
3 4 5 6
8
PC
(RS232C)
CNV
SW5
BL
SV1
BL
SV11
Operation
output
Cooling/Heating
forced input
Trouble
output
Silent mode
input
MS
3〜
Earth leakage
breaker
POWER SOURCE
t°
t°
t°
t°
A2
B2
BL
RD
WH
L1i
L2i
L3i
L1o
L2o
L3o
E
-6
+4
R5
DM
L2
+
R4
IPM
P
N
V
U
W
PWB2
F1(10A)
AC2 AC3
CNSL1,2
L3
BK
PSH
WH RD
PSL
BL
WH
BL
RD
BK BK BK BK
BL
RD
WH
WH
BK
BL
WH
BK
BK
GN
BL
BL
RD
BETWEEN THE INDOOR UNIT
AND THE OUTDOOR UNIT
BETWEEN THE OUTDOOR UNITS
A2 B2
A1 B1
LED1(INV)
Reseave
output
C2
BK Black
BL
BR
GN
GR
OR
RD
WH
Y
P
Y/GN
Blue
Brown
Green
Gray
Orange
Red
White
Yellow
Pink
Yellow/Green
Color symbol
N
Ni
No
R1
RD
+
R3
C1
BK
BK
Va
1
Va
2
Va
3
SA
GN
GN
WH
RD
RD
RD
RD
NETWORK CONNECTOR
BK WH RD
BR
RD
BL
WH OR
OR
WH
BL
RD
BR
WH
Y
OR
RD
BL
BL
RD
OR Y WH
BK
BK
BK
BK
BK
BK
BK
BK
WH
WH
NOISE
FILTER
PWB3
CNR
(WH)
INVERTER
CNA
(WH)
CNI2
(WH)
CNX1
CNA1
(WH)
CNA2
(BR)
CNI1
(WH)
CNW
(RD)
CNR1
(WH)
CNN1
(RD)
CNN6
CNN2
(GN)
CNN9
(BK)
CNL1
(BL)
CNL2
(WH)
CNZ1
(RD)
CNH
(BL)
CNY
(WH)
CNG1
(BL)
CNG2
(WH)
CNS2
(RD)
CNS1
(GN)
CNP1
CNU1
(BL)
CNF2
(GN)
CNF1
(WH)
CNB2
(RD)
CNTH
(WH)
CNEEV2
(BL)
CNEEV1
(RD)
CNFAN̲2
(WH)
CNFAN̲1
(WH)
Tho-R1
Tho-D1
Tho-
S
Tho-
A
Tho-R2
Tho-SC
Tho-
H
Tho-C1
Tho-P1
WH
WH
BK
CNM1
RD BK
WH
380/415V 3N〜 50Hz
Y Y RD
WH
WH
1 2
7
3 4 5 6
8
SW6
CH1
Crankcase heater
CM
Compressor motor
CNA-Z1
Connector
CT1
Current sensor
C1
Electrolytic capacitor
DM
Diode module
EEVH
Heating expansion valve
EEVSC
Super-cooling coil expansion valve
FMo1,2
Fan motor
F1
Fuse
IPM
Intelligent power module
J11,12
Power supply, voltage switching
J13
External input switching level/pulse
J14
Spare
J15
Defrosting start temperature selection,
normal/cold region
LED1
Inspection (Red)
LED1(INV)
Normal (Yellow) Flashing
LED2
Normal (Green)
LED3
Service (Green)
L1˜L3
DC reactor
PSH
High pressure sensor
PSL
Low pressure sensor
PWB1˜3
PCB
R1
Rush current suppression resistor
SV1
Solenoid valve (fluid return)
SV6
Solenoid valve (oil return)
SV11
Solenoid valve (gas bypass)
TB1,2
Terminal block
Tho-A
External air thermistor
Tho-C1
Under-dome thermistor
Tho-D1
Discharge pipe thermistor
Tho-H
Super-cooling coil thermistor 2
Tho-P1
Power transistor thermistor
Tho-R1
Heat exchanger thermistor 1 (Exit/front)
Tho-R2
Heat exchanger thermistor 1 (Exit/rear)
Tho-S
Suction pipe thermistor
Tho-SC
Super-cooling coil thermistor 1
X01〜03,06〜09
Aux. relay
7SEG1
7-segment LED (Data display)
7SEG2
7-segment LED (Function display)
20S
4-way switching solenoid
52X1,2
Solenoid for CM
63H1-1
High pressure switch
SW1
SW2
SW3-1
Inspection LED reset
SW3-2
Spare
SW3-4,5
Spare
SW3-7
ON Forced heating/cooling mode
OFF Normal operation
SW3-8
ON Test mode
OFF Normal operation
SW4-1〜4
Model setting
SW4-5,6
Demand switching
SW4-7,8
Spare
SW5-1
ON Test run
OFF Normal operation
SW5-2
ON Cooling at test run
OFF Heating at test run
SW5-3
ON Pump-down operation
OFF Normal operation
SW5-4
Spare
SW5-5
ON Super Link communication
OFF Super Link communication
SW7
Data delete/write
SW8
7-segment indication up (1 digit)
SW9
7-segment indication up (2 digits)
Address setting SW outdoor unit No. (2 digits)
Address setting SW outdoor unit No. (1 digit)
52X2
52X1
WH
BL
WH
52X1
52X2
(GY)
(PK)
(YE)
(YE)
local wiring.
shows
SV12
63H1-R1
63H1-R2
CNQ3
SV12
Solenoid valve (gas bypass)
63H1-R1,2
High pressure switch
63H1-1
BK
BK
CNQ1
(WH)
CNN4
(OR)
RD
(Y)
4
Circuit breaker
for cabling
SW3-3
Model setting
SW3-6
ON Pipe washing operation
OFF Normal operation
SW6-1〜8
Spare
SW5-6〜8
Spare
YE
YE
RD
RD
RD
P
C
B
0
0
3
Z
3
6
4