YKCA 24
Indoor unit
RT 2
RT 1
Y/ G
TO WIRE CONTROLLER
X S1-XS7
X P1-XP7
CN1-20
RT2
RT1
T 4
X T1,XT2
CAP1
M
F AN1
N1
L
N
L1
N 1
L
2 3
K3
XT1
X T2
P UMP
XT3
FAN 1
DI SPL AY B OA RD
M
CA P1
T 4
6-WAY TERMINA L
POWER TRANSFORMER
ROOM TEMPERATUR E
PIP E TEMPERATUR E
CONNECTOR S
CONNECTOR S
P.C BOARD SOCKETS
MAIN BOARD
Y /G
CN15
CN1 0
CN11
CN16
CN14
CN1
CN 2
CN3
CN7
CN5
CN8
CN12
P UM P
Y /G
K 3
WATER LEVEL SWIT CH
XP1
XS1
BL
UE
B
LA
C
K
BL
A
C
K
XS7
T O OUTDOOR UNI T
WIRI NG DIAGRAM
XP7
XP 2
XS 2
T O OUT DOOR UNI T
POWE R
B
LA
C
K
T3
3 -WAY TERMINAL
BL
U
E
RE
D
COD E
PART NAME
I NDOOR FA N MOTO R
SWING MOTOR
I NDOOR FA N CA PACIT OR
PUM P
CN20
( RE D)
( WH I T E )
( RE D )
2 2 04 2 5 9 00 2
E
W
HI
T
E
Outdoor unit
TEMP.SE NSOR
RT3
C2
FAN CAP
PART NAME
CODE
WIRING DIAGRAM
XT3
KM8
COMP
CAP1
C
R
S
RE
D
BL
AC
K
XT7
XS1
RT3
XP1
COMP
COMP
CAP1
COMP CAP
FAN2
OUTDOOR FAN
XT3
5-WAY T ERMINAL
XP1
CONNECTORS
XS1
CONNECTORS
MID- TERMIANL
XT7
KM8
CONTACTOR
Y/G
XT4
6-WAY T ERMINAL
L
(1)
N
(1)
C2
FAN2
M
RE
D
BLACK
BLACK
BLACK
BLACK
RED
RED
RED
RED
RED
RED
Y/G
WH
IT
E
BL
U
E
1
2 3
4
5 6
XT4
XT2
T3 E
TO I NDOOR UNIT
TO I NDOOR UNIT TO I NDOOR UNIT
OUTDOOR UNIT
XT2
3-WAY TE RMINAL
BLACK