York YKCA-YKHA 18 Service Manual page 30

YKHA 36 (3 phase)
Indoor unit:
Outdoor unit:
220444 9017
GM2 GM1
C N1 2 CN13
( W HIT E) ( RED)
CN7
XP2
XS2
XP3
XS3
RT2
RT 1
DIS PLAY BO A RD
XP1
XS1
CN10
MA I N CO NTROL BO ARD
CN3 CN2
CN1
T4
W HITE
A B C N 1
X T 1
Y/G
TO OU TDOO R UN IT
T O WI RE CON T ROLLER
I NDOO R WI RI NG
DI AG RAM
PART NA ME
CO D E
CAP1 I NDOO R F A N CAP.
CN 15
CN1-C N24 P. C.B OAR D SOCKETS
T4 TRANSFORM ER
FAN1
I N DOO R F A N
XP1~3 CONNECTORS
XS1~3 CONNECTORS
RT1 ROOM TEMP . SENSOR
CN1 6
RT2 PI PE TEMP . SENSOR
XT1 5-WAY TERM I NAL
X T2 6 - W A Y T ER M I N A L
GM1 L EV EL SW I N G M O T OR
GM2
P LUM B SW I NG M O T OR
FAN1
W H I TE
CAP1
Y /G
POWER