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5
WIRING DIAGRAM
PUHZ-W50VHA2
PUHZ-W50VHA2-BS
SYMBOL
TB1
Terminal Block
<Power Supply, Indoor/Outdoor>
MC
Motor for Compressor
MF1
Fan Motor
21S4
Solenoid Valve(4-Way Valve)
63H
High Pressure Switch
63HS
High Pressure Sensor
TH3
Thermistor<Liquid>
TH4
Thermistor<Discharge>
TH6
Thermistor<Plate HEX Liquid>
TH7
Thermistor<Ambient>
TH8
Thermistor<Heat Sink>
TH32
Thermistor<Inlet Water>
TH34
Thermistor<Comp. Surface>
LEV-A, LEV-B
Linear Expansion Valve
ACL
Reactor
CY1, CY2
Capacitor
P. B.
Power Circuit Board
C. B.
MF1
1
7
MS
CNF1
3~
(WH)
1
3
CNDC
(PK)
CNS
(WH)
3
1
P. B.
IC710
BK
W
Wo
V
WH
MS
3 ~
U
Vo
RD
MC
Uo
CNDC
1
3
OCH605A
PUHZ-W50VHA2R1
PUHZ-W50VHA2R1-BS
NAME
C. B.
63H
63HS
TH32
TH7 TH6 TH3 TH4
TH34
1
2
1
4
1 2 2
1
1
3
2
TH32
TH7/6
TH3
TH4
63HS
TH34
(BK)
(RD)
(WH)
(WH)
(WH)
(RD)
1
3
63H
(YE)
TRANS
CN2
(RD)
1
7
7
F2
CNAC
F1
(WH)
2
1
3
4
TH8
2
1
2
1
2
CN4
CN6
(WH)
(WH)
DB2
7
DB1
1
CN2
(RD)
DB3
Q600
(PK)
TBL4
SYMBOL
NAME
Controller Circuit Board
F1, F2
Fuse<T10AL250V>
F3, F4
Fuse<T6.3AL250V>
SW1
Switch <Manual Defrost, Defect History
Record Reset, Function Switch>
SW2
Switch<Function Switch>
SW4
Switch<Function Switch>
SW5
Switch<Function Switch, Model Select>
SW6
Switch<Model Select>
SW7
Switch<Function Switch>
SW8
Switch<Function Switch>
SW9
Switch<Function Switch>
CNDM
Connector<Connection for Option>
SV1/CH
Connector<Connection for Option>
SV3/SS
Connector<Connection for Option>
*
1 MODEL SELECT
The black square ( ) indicates a switch position.
MODEL
ON
LEV-A
LEV-B
50V
OFF
1 2 3 4 5 6 7 8
M
M
*
2 SW5 -1 to 5 : Function Switch
1
1
5
1
5
LEV-A
LEV-B
(WH)
(RD)
LED3
CN4
(WH)
1 2
2
F3
F4
1
3 SV1/CH
1
3
SV3/SS
(WH)
(GY)
S/N1
R/L1
1
3
CNAC1
(WH)
1
3
CNAC2
(RD)
EI
BK
E3
BK
7
E4
BK
TBL2
ACL
10
*
SW6
SW5-6
2
ON
OFF
1 2 3 4 5 6
*
*
1
1
CNDM
(WH)
1
3
1
3
21S4
(GN)
21S4
CY1
CY2
L
N
S1 S2 S3
TB1
TO INDOOR UNIT
POWER SUPPLY
~/N 230V 50Hz
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