Main Board - York YKCA-YKHA 18 Service Manual

YKCA 18
Indoor unit
2204249000
CN 9
CN 8
C N5
R T2
KM 1
R E D
1 N 3
X T2
T O OUT DOOR UN I T
Outdoor unit
CAP3
W HI TE W HI TE
FAN1
BROWN
BLACK
K 3
DISP LAYB O AR D
XP6
XS6
CN 11 CN10
CN 4
MAI N BOAR D
CN12
CN7 C N3 CN 2 CN1
XP7
T4
XS7
M
R T1
RE D
B L AC K
B L UE
R E D
Y& G
4 5
L 1 N1 L N
X T1
BLACK
CAP1
WH I TE
BLUE
R S
COMP
C
RED
GREEN
1 N 3 4
X T1
T O I ND OO R U N IT
WIR IN G D IAG R A M
IN DO O R U NIT
C N1 5
RL 6
CODE
C AP1
CN 1- 16
CN 14 CN 16
F AN1
K 3
KM1
M
PUMP
F A N 1
RT1
Y & G
RT2
PU MP
X P6, X P7
X S6, X S7
CA P1
XT1 ,XT2
T4
Y& G
RL6
POWER
WIRI NG DI AGRAM
( OUTDOOR)
Y/G
C O DE P A RT NA M E
CAP1 COMP. CAP
CAP3 OUTDOOR FAN CA P
FAN1 OUTDOOR FAN
XT1 5- WAY TERMI NAL
XP1 XS1 CONNECTOR
COMP COMPRESSOR
OUTDOOR PI PE
RT3
TEMP. SENSOR
XT2 2- WAY TERMI NAL
Y /G
PART NAM E
I NDOO R F AN CAPA CITOR
P . C BOAR D S OCK ETS
I NDO OR FA N
WA T ER L EVEL S ENS OR
REL AY
S W I NG M OTOR
PUM P
RO OM TEMPERATURE SENSOR
PIP E TEMPERATURE SENSOR
CO NNECTORS
CO NNECTORS
6 W AY TERMI N A L
TRANSFORMER
COMPRESSOR C ON TROL W I RE