York YHDJXH012BAM--GX, Service Manual

Page: 99 / 161

LED1
LED2
CN19
CON1
W U
COMPRESSOR
V
M
220VAC T6.3A
FU
SE1
1.DESHAED FRAMES ARE OPTIONAL, AND IN
SOME MODELS ARE NOT AVAILABLE.
2.USER SHOULD NOT TO CHANGE THE DIP SWITCH SW1
,SW6.
NOTE:
CN8
PMV
PTC
SIG
CON2
N
SW5SW4
SW2
SW3
FA
R:RED
B
:
BLACK
R : RED
W : W
HITE
Y/G
: YELLOW/GREEN
CON3
L
U
V
W
AC_L
AC_N
CN607
BL :
BL
UE
CN11
TO ISPM
%
5
:
%
CN1
L
N
E
L’
N’
HP
LP
CN2
CN9
CN10
CN3
CN4
CN6
CN
5
CN7
TC
TS
TD
TE
TA
SERIAL
CN12
DC FAN MOTOR
M
CN13
DC FAN MOTOR
M
SW6
ON
1234
FAN
UP
DOWN
COM
ALARM
5 :
0150510493
CIRCUIT DIAGRAM OF OUTDOOR UNIT
L
1
2
Y/G
POWER SUPPLY
TO INDOOR
UNIT
Y/G
Y/G
FILTER
3
ON
SW1-1
SW1-2
48000 BTU 60000 BTU
ON
SW1-1
SW1-2
ON
SW1-4
DC FAN MOTOR
AC FAN MOTOR
OFF
SW1-4
TC: MIDDLE PIPE TEMPERATURE SENSOR TS:
COMPRESSOR INHALE SENSOR
TD:
COMPRESSOR VENT SENSOR TE: DEFROST
TEMPREATURE
SENSOR
TA:
AMBIENT
TEMPERATURE
SENSOR
NOTE:
B
M
CRANKCASE HEATER
4-WAY VALVE
DOW
N AC
FAN MOTOR
CN20
N
L
M
UNLOAD VALVE
CN16
H
CN15
CN17
capacitor
M
UP
AC
FAN MOTOR
N
L
M
H
CN14
capacitor
SPRAY VALVE
CN18
Y/G
Y/G
ON
SW1
1
2
3
4
5
6
7
8
DC-
/
L2
DC+DC-
DC+
CAPACITY
REACTOR
SW7
ON
1234
W
N
SW7
NEW PROTOCOL
OLD PROTOCOL
SW7
+
-
:
:
%%
L
N
1
2
3
4
:
%
Y
BL
BL
Y
B
5
6
B
PTC
%
Y
Y
:
%
RALAY
Y/G
Y : YELLOW
YHUJYH048BAR-A-X
OUTDOOR PCB
POWER MODULE
99