Mitsubishi Electric EHST20C-VM6HB Service Manual page 23

PUHZ-SW100YHAR4.UK
PUHZ-SW100YHAR4-BS.UK
SYMBOL NAME
TB1 Terminal Block <Power Supply>
TB2 Terminal Block <Indoor/Outdoor>
MC Motor for Compressor
MF1, MF2 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
1 CNF1
7 (WH)
MS
3~
MF2
1
CNF2
7 (WH)
MS
3~
1
2
3
CNDC
(PK)
CNS
(WH)
3
TB2
S1
S2
TO
INDOOR
UNIT
S3
POWER
SUPPLY
3N~
400V 50Hz
OCH533D
PUHZ-SW120YHAR4.UK
PUHZ-SW120YHAR4-BS.UK
SYMBOL NAME
TH34 Thermistor <Comp. Surface>
LEV-A, LEV-B Linear Expansion Valve
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 >
63H 63L
TH7 TH6 TH3
t° t° t°
1 4 1 2 2 1
TH7/6 TH3
(RD) (WH) (WH)
1 3
63L
1 3 (RD)
63H
(YE)
TRANS
CN2
(RD)
1 7
7
F2 F3
CNAC
(WH)
1 2
F4
F1
1 3 4
P. B.
U V W
MS
3~
MC
N. F.
CNAC1
(WH)
1 3
TB1
LI1
RD
L1
LI2
WH
L2
LI3
BK
L3
NI
BU
N
GD1
SYMBOL NAME
SW4 Switch <Function Switch >
Switch <Function Switch, Model Select >
SW5
SW6 Switch <Model Select >
SW7 Switch <Function Switch >
Switch <Function Switch >
SW8
SW9 Switch <Function Switch >
SWP Switch <Pump Down >
Connector <Connection for Option >
CNDM
SV1/CH Connector <Connection for Option >
SV3/SS Connector <Connection for Option >
Connector <Connection for Option >
CNM
F1, F2, F3, F4 Fuse <T6.3AL250V >
LEV-A LEV-B
63HS
M M
TH4 TH34
t° t°
1 3 2 1 1 5 1 5
TH4 63HS TH34 LEV-A LEV-B
(WH) (RD) (WH) (RD)
1
CNM
(WH)
CN4
(WH)
1 2
2
1 3 1 3 1 3
21S4 SV1/CH SV3/SS
(GN) (GY)
21S4
TH8
3 2 7 2
t°
1 3 1 2 1 2 1 7 1 2
CN2
CN7 CN6 CN5 CN4
(RD)
(WH) (WH) (RD) (WH)
L3OUT TB-L3
BK BK
X52CB
WH
RD
X52CA
RD
RS
RD
TB-L1
+
TB-N
+
+
CK
2
CNCT
(RD) 1 2
1
+
+
-
1 3
3 1
CNDC
CNL
GD3
(PK)
(BU)
2
23
*1 MODEL SELECT
The black square ( ) indicates a switch position.
MODEL SW6 MODEL
ON
OFF
1 2 3 4 5 6 7 8
120Y
100Y
SW5-6 *2
ON
OFF
1 2 3 4 5 6
*2 SW5 -1 to 5 : Function Switch
*1 *1
14
1 3
CNDM
(WH)
(WH)
3
3
CONV. B.
1
CNAC2
(RD)
3
ACL1
LO1
RD
ACL2
LO2
WH
ACL3
LO3
BK
NO
BU
ACL4
SW6
ON
OFF
1 2 3 4 5 6 7 8
SW5-6 *2
ON
OFF
1 2 3 4 5 6