Puz-Ha42Nka - Mitsubishi Electric PLA-A12EA7 Service Manual

5 WIRING DIAGRAM

PUZ-HA42NKA

[LEGEND]
SYMBOL NAME
TB1 Terminal Block<Power Supply>
TB2 Terminal Block<Indoor/Outdoor>
MC Motor for Compressor
MF1, MF2 Fan Motor
21S4 Solenoid Valve (Four-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 (internal) <Heat Sink>
TH32 Thermistor<Suction>
TH34 Thermistor<Comp. Surface>
C. B.
MF1
MS
3~
CNF1
1
(WHT)
7
MF2
MS
3~
CNF2
1
(WHT)
7
1
2
3
CNDC
(PNK)
CNS
(WHT)
3 1
M-NET ADAPTER
SYMBOL
TB7 Terminal Block<M-NET connection>
CN5 Connector<Transmission>
CND Connector<Power Supply>
CN2M Connector<M-NET communication>
1 MODEL SELECT
The black square( )indicates a switch position.
MODEL SW6
ON
42N
OFF
1 2 3 4 5 6 7 8
2 SW5 -1 to 5 : Function Switch
Due to continuing improvement, above specification may be subject to change without notice.
48
SYMBOL
LEV-A, LEV-B, LEV-C Linear Expansion Valve
DCL Reactor
CY1, CY2 Capacitor
P . B. Power Circuit Board
U, V, W Connection Terminal<U/V/W-Phase>
LI Connection Terminal<L1-Phase>
Connection Terminal<L2-Phase>
NI
DCL1, DCL2 Connection Terminal<Reactor>
IGBT Power Module
EI, E2, E3 Connection Terminal<Ground>
52C 52C Relay
C. B.
Controller Circuit Board
Switch<Manual Defrost, Defect History,
SW1
Record Reset, Refrigerant Address>
SW4 Switch<Test Operation>
63H 63L
63HS
TH32 TH7 TH6 TH3 TH4 TH34
t° t° t° t° t° t°
1 2 1 4 1 2 2 1 1 3 2 1
TH32 TH7/6 TH3 TH4 63HS TH34
(BLK) (RED) (WHT) (WHT) (WHT) (RED)
1 3
63L
(RED)
1 3
63H
CN4
(YLW)
(WHT)
CN2
TRANS 1 2
(RED)
1 7
2
7
F2 F3
CNAC
(WHT)
1 2
F1
F4
3 4
2 7
1 2 1 7
CN2
CN4
(RED)
(WHT)
-
t°
TH8
+
W V U DCL2 DCL1
DCL
V
U
W
MS
3~
MC
NAME
SW5-6 2
ON
OFF
1 2 3 4 5 6
P-Series (March 2017)
NAME SYMBOL
SW5
SW6
SW7
SW8
SW9
SWP
CN31
CNDM
CN51
SV1/CH
SS
CNM
LED1, LED2
F1, F2, F3, F4
X51, X52, X54
LEV-C
M
LEV-A LEV-B
M M
3 5
5
1 1
1 5 1 5 1 3 1 5
LEV-A LEV-B CNVMNT CNMNT
(WHT) (RED) (WHT) (WHT)
1 14
CNM
(WHT)
CN31
5
CN52C
(RED)
1 3
1 5
LEV-C
3
(BLU )
SV1 SS
1 3 1 3 1 3 21S4
/CH
(WHT)
(GRN)
(GRY)
21S4
3
CN52C
(RED)
1 3
52C
52C
2
CNDC
(PNK)
3 1
IGBT
~
~
EI
NI LI
B LK
TB1 L1 L2 GR S1 S2 S3 TB2
INDOOR
UNIT
POWER SUPPLY
208 / 230V 60Hz
NAME
Switch<Function Switch, Model Select>
Switch<Model Select>
Switch<Function Switch>
Switch<Function Switch>
Switch<Function Switch>
Switch<Pump Down>
Connector<Emergency Operation>
Connector<Connection for Option>
Connector<Connection for Option>
Connector<Connection for Option>
Connector<Connection for Option>
Connector<Connection for Option>
LED<Operation Inspection Indicators>
Fuse<T6.3AL250V>
Relay
When M-NET adapter is connected
5
CN5
(WHT)
5
1
M-NET ADAPTER
2
3
CN2M
CND
(WHT)
(WHT)
1
3 1
1
3
3
A B S
1
TB7
3
1 M-NET
5
P. B.
BLK
1
3
BLK
1
RED
3 WHT
CY1
CY2
© 2017 Mitsubishi Electric US, Inc.