Mitsubishi Electric PUHZ-SW75VAA-SC Service Manual page 16

PUHZ-SW75YAA.UK
PUHZ-SW75YAA-BS.UK
PUHZ-SW75YAA-SC.UK
SYMBOL
TB1 Terminal Block <Power Supply>
TB2 Terminal Block <Indoor/Outdoor>
MC Motor for Compressor
MF1 Fan Motor
21S4 Solenoid Valve (4-Way Valve)
63H High Pressure Switch
63L Low Pressure Switch
63HS High Pressure Sensor
TH3 Thermistor <Liquid>
TH4 Thermistor <Discharge>
TH6 Thermistor <2-Phase Pipe>
TH7 Thermistor <Ambient>
TH8 Thermistor <Heat Sink>
C. B.
MF1
CNF1(WH)
5
MS
3~
1
2
CNS
(WH)
3
TB2
S1
S2
TO
INDOOR
UNIT
S3
POWER
SUPPLY
3N~
400V 50Hz
OCH651A
PUHZ-SW100YAA.UK
PUHZ-SW100YAA-BS.UK
NAME SYMBOL NAME
TH33 Thermistor <Comp. Surface>
Linear Expansion Valve
LEV-A, LEV-B
ACL1, ACL2,
Reactor
ACL3, ACL4
CY1, CY2 Capacitor
CK Capacitor
RS Rush Current Protect Resistor
P. B.
Power Circuit Board
N. F.
Noise Filter Circuit Board
CONV. B. Converter Circuit Board
C. B. Controller Circuit Board
Switch <Manual Defrost, Defect History
SW1
Record Reset, Refrigerant Address >
SW100
only
TH33 TH7 TH6 TH3 63 L
t° t° t° t°
1 3
1 4 1 2
TH33
TH7/6 TH3
7
(YE) (WH)
(RD)
1 3
63L
(RD)
1
CN2
TRANS
(RD)
1 7
3
CNDC
(PK)
7
F2 F3
CNAC
(WH)
2
1
F1 F4
1 3 4
P. B.
V
U W
MS
3~
MC
N. F.
CNAC1
(WH) 1
TB1
LI1
RD
L1
LI2
WH
L2
LI3
BK
L3
NI
BU
N
EI E2
SYMBOL NAME
SW4 Switch <Function Switch >
SW5 Switch <Function Switch >
SW6 Switch <Function Switch, Model Select >
SW7 Switch <Function Switch >
SW8 Switch <Function Switch >
Switch <Function Switch >
SW9
SWP Switch <Pump Down >
CNDM Connector <Connection for Option >
SV1/CH Connector <Connection for Option >
SV3/SS Connector <Connection for Option >
CNM Connector <Connection for Option >
F1, F2, F3, F4 Fuse <T6.3AL250V >
63H TH4 63HS LEV-A LEV-B
M M
5 5
t°
2 1
TH4
1 5 1 5
1 3
(WH)
LEV-A LEV-B
63HS
1 3 (WH) (RD)
(WH)
63H
(YE)
1
CNM
LED2 LED1
(WH)
CN4
(WH)
1 2
2
1 3
SV1/CH
(GY)
TH8
7
3
2 2
t°
1 3 1 2 1 2 1 7 1 2
CN7 CN6 CN5 CN2 CN4
(WH) (WH) (RD) (RD) (WH)
L3OUT TB-L3
BK
X52CB
RD
RD
TB-L1
X52CA
TB-N
CK
2
CNCT
(RD)
3 1 2
1 3 3 1
CNDC CNL
E3
(PK) (BU)
2
16
* 1
14
1 3
CNDM
(WH)
1 3 1 3
SV3/SS
21S4
(WH)
(GN)
21S4
RS
3
3
CONV. B.
1
CNAC2
(RD)
1 3
ACL1
LO1
RD
ACL2
LO2
WH
ACL3
LO3
BK
NO
BU
*1 MODEL SELECT
The black square ( ) indicates
a switch position.
SW6 *2
MODEL
ON
75Y
OFF
1 2 3 4 5 6 7
ACL4
MODEL SW6 *2
ON
100Y
OFF
1 2 3 4 5 6 7
*2 SW6 -1 to 3 : Function Switch
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