Wiring Diagrams; Indoor Unit; Outdoor Unit - York YKCA-YKHA 18 Service Manual

5. Wiring Diagrams

YKCA 18 (compact)

Indoor unit

CN7
CN2 CN3
XP1
XS1
RT1
RED
KM1

Outdoor unit

CAP3
WHITE WHITE
FAN1
BROWN
BLACK
10
K3
XP6
XS6
10
2
CN11
CN10
RL6
MAI N BOARD
CN12
CN19 CN1 CN5 CN4 CN8
5
XP2 XP7
XP8
XS7
XS2 5
XS8
SW I NG
T4
RT2
PUMP
RED BLUE
BLACK
RED
XT1 L N 1 2
(N)
BLACK
CAP1
WHITE
BL UE
R S
COMP
C
RED
GREEN
1
N 3 4
T O I ND O O R U N IT
CN17
CODE
CAP1
FAN1
RT1
RT2
CN9
PUMP
2
K3
3
SWING
W HI TE
KM1
W HI TE
XP4
2
T4
XT1
CAP1
6
XS4
XP1- XP8
XS1- XS8
Y&G
FAN1
RL6
CN1- CN120 CN170
CN19 0 2CON10
Y&G
WIRI NG
( OUTDOOR)
Y/G
C O DE
CAP1 COMP. CAP
CAP3 OUTDOOR FAN CAP
FAN1 OUTDOOR FAN
XT1 5 - WAY TERMINAL
XP1 XS1 CONNECTOR
COMP COMPRESSOR
OUTDOOR PI PE
RT3
TEMP. SENSOR
XT2 2 - WAY TERMINAL
XT1
Y / G
NAME
I NDOOR FAN C APACITOR
I NDOOR FAN
ROOM TEMP E RATURE SENSOR
PIPE TEMP ERATURE SENSOR
PUMP
W ATER LEVEL SENSOR
SW IN G M OTOR
COMP RESSOR RELAY
TRANSFORM ER
7- W AY TERMI NAL
CONNECTORS
CON NECTORS
COMPRE S SOR CONT ROL WIRE
P.C BOARD SOCKETS
DIAGRAM
PA RT NA M E