Mitsubishi PUHZ-SW75VHAPUHZ-SW100VHAPUHZ-SW100YHAPUHZ-SW120VHAPUHZ-SW120YHAPUHZ-SW75VHA-BSPUHZ-SW100VHA-BSPUHZ-SW100YHA-BSPUHZ-SW12, Service Manual, Page: 20 / 100

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PUHZ-SW100VHAR4.UK PUHZ-SW120VHAR4.UK
PUHZ-SW100VHAR4-BS.UK PUHZ-SW120VHAR4-BS.UK
*1 *1
POWER SUPPLY
~/N 230V 50Hz
TO
INDOOR
UNIT
W
DCL
L N S1 S2 S3 TB1
V
U
2
RD
WH
BK
MC
CN4
(WH)
3 1
RD BU YE OG BN
GNYE
BK
CNAC2
(RD)
CNAC1
(WH)
LI NI
EI
E3
CN52C
(RD)
3
1
1
3
DCL1 DCL2
+
+
-
U V W
CNDC
(PK)
BK
2
MS
3~
E2
BK
E4
BK
CY1
CY2
IGBT
7
3
3
t°
TH8
~
~
CN52C
(RD)
P. B.
BK WH
C. B.
TH6 TH7 TH4 TH3
21S4
t° t° t° t°
LEV-A
CNS
(WH)
CNAC
(WH)
CNDC
(PK)
F2
F1
F3
F4
21S4
(GN)
CN2
(RD)
CN4
(WH)
TH7/6
(RD)
TH3
(WH)
TH4
(WH)
TRANS
CNM
(WH)
LED1 LED2
X52
SV1/CH
(GY)
X54
63H
(YE)
2
7
1 4 1 2 2 1
1 3
1 14
1 2
1 7
1
3
1 3
1 2
3 4
3 1 3 1
LEV-A
(WH)
5 1
SV3/SS
(WH)
X51
3 1
MF1
CNF1
(WH)
1
7
63L 63H
63L
(RD)
1 3
3 1
TH34
t°
2 1
TH34
(RD)
63HS
(WH)
63HS
LEV-B
(RD)
M
LEV-B
5 1
M
MF2
CNF2
(WH)
1
7
2
SW7
SW6
SW1
SW9
SW5
SW8
SW4
SWP
3 1
CNDM
(WH)
MS
3~
MS
3~
1 2
CN2
(RD)
1 7
3 1
3 1
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
OFF
ON
100V
MODEL SW6 SW5-6 *2
OFF
ON
OFF
ON
120V
OFF
ON
1 2 3 4 5 6
1 2 3 4 5 6
*1 MODEL SELECT
The black square ( ) indicates a switch position.
*2 SW5 -1 to 5 : Function Switch
Thermistor <2-Phase Pipe>
TB1
MC
MF1, MF2
21S4
63H
63L
63HS
TH3
TH4
TH6
TH7
TH8
TH34
DCL
CY1, CY2
Terminal Block <Power
Supply, Indoor/Outdoor>
Motor for Compressor
Fan Motor
Solenoid Valve (4-Way Valve)
High Pressure Switch
Low Pressure Switch
High Pressure Sensor
Thermistor <Liquid>
Thermistor <Discharge> Thermistor <Ambient>
Thermistor internal <Heat Sink>
Thermistor <Comp. Surface>
Linear Expansion Valve
Reactor
Capacitor
Power Circuit Board
P. B.
SYMBOL NAME SYMBOL NAME SYMBOL NAME
SW8
SW9
SWP
CNDM
SV1/CH
SV3/SS
CNM
F1, F2, F3, F4 Switch <Function Switch >
Switch <Function Switch >
Switch <Pump Down >
Connector <Connection for Option >
Connector <Connection for Option >
Connector <Connection for Option >
Connector <Connection for Option >
Fuse <T6.3AL250V >
LEV-A, LEV-B
Switch <Function Switch >
Switch <Function Switch, Model Select >
Switch <Model Select >
Switch <Function Switch >
SW4
SW1
Record Reset, Refrigerant Address >
Controller Circuit Board C. B.
SW5
SW6
SW7
Switch <Manual Defrost, Defect History
OCH533D