York YKCA-YKHA 18 Service Manual page 24

4 way cassette
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YKCA 36
(1 phase)
Indoor unit
2 2 04 2 5 9 00 2
CN20
( RE D )
( RE D)
CN8
CN5
XP 2
XS 2
R T 2
L
N 1
T3
E
T O O UTDO OR UNI T
T O OUT DOO R UNI T
Outdoor unit
2 207 5 59 0 33
FAN2
RT3
XS8
XP8
H - PRO
C2
K1
L- PRO
XT8
TO I NDO OR U NIT
TO I NDO OR UNIT
K3
DI SPL AY B O A RD
XP1
XS1
CN11
CN 1 0
MAI N BOARD
CN12
( W H I T E )
CN7
CN3
C N 2
XP7
T 4
XS7
R T 1
M
Y/ G
L1
N1
L
2 3
X T2
XT1
POW E R
A1
BLACK ( L)
1
3
5
21
R ED
R ED
XT5
BLACK
BLU E( N)
XT6
XT3
Y&G
TO I NDO OR UNIT
CN15
WIRI NG DIAGRAM
COD E
CAP1
CN1-20
T 4
CN1
CN14
C N16
F AN1
K 3
M
P UMP
P U M P
Y / G
RT1
F A N 1
RT2
X P1-XP7
X S1-XS7
X T1,XT2
C A P1
Y / G
XT3
N
BLUE
A2
2
BLACK(C)
R
( T3)
4
COMP
6
22
KM1
BLACK C
(T1)
WIRING DIA GRAM
O UTDO OR U NIT
C ODE
C OMP
C AP1
FAN2
C2
BLUE(N)
S.V
H EAT
H - PRO
L- PRO
K1
R ED
R T3
XP8
XS8
C N35~36
C N37~38
KM1
XT3
XT4
XT8
XT5, XT6
TO W I RE C ONTROLLER
PART NAME
INDOOR FA N CA PACIT OR
P.C BOARD SOCKETS
POWER TRANSFOR MER
I NDOOR FA N MOTO R
W ATER LEVEL SWIT CH
SWIN G MOTOR
PU M P
ROOM TEMPERATU R E
PIP E TEMPERATUR E
CONNECTOR S
CONNECTOR S
6-WAY TERMINA L
3 -WAY TERMINAL
CAP1
WHI T E
S
( T2)
Y&G
PAR T NAME
C OM PRE SSOR
C APACITO R FOR CO M P.
O UTDOO R FAN
O UTDOO R FAN CA PACI TOR
R EVERS I N G VALVE
C RANKC ASE H EATER
PI PE T EM PER ATU RE SENSOR
C ON NEC TOR
C ON NEC TOR
P. C . BO AR D TERM I N AL
P. C . BO AR D SOCK ETS
AC CON TACTOR
5- W AY BI GG ER T ER M I NAL
6- W AY TERM I NAL
3- W AY TERM I NAL
C ON NEC TOR

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