Westinghouse WPAPH-090CA4, Service Manual

Page: 29 / 118

WESTINGHOUSE PACKAGE A/C MANUAL R-410A : 220V: 60Hz
28
WPAXH-150CA4
CN5
Y/G
S2 S1
(WHITE) (BLACK)
CN20
C N12 CN2
T2
R
T
3_
1
R
T
4
CN13
H-PRO
K2
T 1
MAIN BOARD
BROWN RED
XP1-2
XS1-2
L-
PRO
H-PRO
K1
L-
PRO
CN11 CN1
RT
3_
2
CN21
RT
2_
1
CN24
RT
1
CN23
RT
2_
2
CN25
CN6
YELLOW GRE
EN
21
22
5 3 1
A2
6 4 2
A1
21
6
22 A2
2 4
5
A1
1 3
21 21
6
22
A2
2 4
A2
6
22
4 2
5
A1
1 3
A1
5 3 1
U
W
V
W
U
V
KM1 KM4 KM3 KM2
CT1 CT2
CT3
CT4
21
A2
6
22
4
2
A1
5
3
1
21
A2
6
22
4
2
A1
5
3
1
21
A2
6
22
4
2
A1
5
3
1
KM6
KM7
KM8
POWER
Y/G
XT4
R Y C G
XT2
TO THE WIRE CONTROLLER
( )
W
COMPRESSOR
OUTDOOR FAN
HIGH PRESSURE SWITCH
T1,T2
K1-K3
H-PRO
XT2
RT3_1,RT3_2
FAN_IN
COMP_A,COMP_B
KM1～KM8
XT1
CT1-CT4
L-PRO
FAN_OUT1,2
RT1
FAN_O-PRO1,2
CONTACTOR
INDOOR FAN
TRANSFORMER
CONNECTORS
CONNECTORS
PIPE TEMP.SENSOR OF UNIT AB
4-WAY TERMINAL
SMALL 5-WAY TERMINAL
LOW PRESSURE SWITCH
TEMP PROTECTION SWITCH
INDOOR PIPE TEMP.SENSOR
INDOOR ROOM TEMP.SENSOR
OUTDOOR FAN PROTECTION SWITCH
CODE TITLE
XP1-2
XS1-3
RT4
RT2_1,RT2_2
CONNECTORS
CONNECTORS
OUTDOOR TEMP.SENSOR
TEMP PROTECTION SWITCH
INDOOR PIPE TEMP.SENSOR
INDOOR ROOM TEMP.SENSOR
OUTDOOR FAN PROTECTION SWITCH
CURRENT INDUCTOR
F1-F9
THERMAL CUT-OFF
R1-R9
ELECTRICALLY HEATED PIPE
NOTE:TERMINALS XT1 AND XT4 MUST BE SUPPLIED
BY THE SAME POWER
L1 L2 L3
CN3
BR
OWN
BL
ACK
BLUE GREY
POWER
XT1
BROWN/RE
D
BLACK/
BLACK
B
LUE
GREY/WH
ITE
L1 L2 L3 N
XT1
BLUE RE
D
CN9
XS3
TO BE CONNECTED KJR-12B
CN
4
0
R S T
COM NO NC
SW3
KJR-12B
MODE
BR
OW
N
BLAC
K
GRE
Y
RED
RED
JP1
CN22
KJR-23B
XT3
XT4
3-WAY TERMINAL
MIDDLE TERMINAL
GREY
E L E C T R I C A L S O U R C E
P R O T E C T I O N R E L A Y
B
A
NO TE: IF
ELECTRICAL SOURCE PROTECTION RELAY IS NOT PRESENT,
WIRE A IS CONNECTED TO WIRE B
NO TE