Engineering Manual
47
[LEGEND]
M-NET ADAPTER
TH32 Thermistor<Suction>
SYMBOL NAME SYMBOL NAME SYMBOL NAME
TB2
MC
MF1, MF2
21S4
63H
63L
63HS
TH3
TH4
TH6
TH7
TH8
TH34
LEV-A, LEV-B, LEV-C
DCL
CY1, CY2
Terminal Block<Indoor/Outdoor>
TB1 Terminal Block<Power Supply>
Motor for Compressor
Fan Motor
Solenoid Valve (Four-Way Valve)
High Pressure Switch
Low Pressure Switch
High Pressure Sensor
Thermistor<Liquid>
Thermistor<Discharge>
Thermistor<2-Phase Pipe>
Thermistor<Ambient>
Thermistor (internal) <Heat Sink>
Thermistor<Comp. Surface>
Linear Expansion Valve
Reactor
Capacitor
P. B. Power Circuit Board
Connection Terminal<U/V/W-Phase>
Connection Terminal<L1-Phase>
Connection Terminal<L2-Phase>
Connection Terminal<Reactor>
Power Module
Connection Terminal<Ground>
52C Relay
Controller Circuit Board
Switch
<
Manual Defrost, Defect History,
Record Reset, Refrigerant Address
>
SW7
SW8
SW9
SWP
CN31
CNDM
CN51
SV1/CH
SS
CNM
LED1, LED2
F1, F2, F3, F4
X51, X52, X54
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
U, V, W
LI
NI
DCL1, DCL2
IGBT
EI, E2, E3
52C
C. B.
SW1
Switch<Test Operation>
Switch<Function Switch, Model Select
>
Switch<Model Select>
SW4
SW5
SW6
SYMBOL NAME
TB7
CN5
CND
CN2M
Terminal Block<M-NET connection>
Connector<Transmission>
Connector<Power Supply>
Connector<M-NET communication>
1 2 3 4 5 6 7 8
OFF
ON
42N
MODEL
SW6 SW5-6 2
OFF
ON
1 2 3 4 5 6
1 MODEL SELECT
The black square( )indicates a switch position.
2 SW5 -1 to 5 : Function Switch
POWER SUPPLY
208 / 230V 60Hz
INDOOR
UNIT
3
5
CN5
(WHT)
3 1
TB7
2
1
CND
(WHT)
CN2M
(WHT)
M-NET
A B S
When M-NET adapter is connected
5
3
5
1
M-NET ADAPTER
5
LEV-C
(BLU
)
5
1
5
P. B.
W
DCL
L1
L2 GR S1 S2 S3
TB2TB1
V
U
2
RED
WHT
BLK
MC
CN2
(RED)
CN4
(WHT)
1 7
21
3 1
RED
BLU
YLW
ORN
BRN
GRN/YLW
(RED)
CNAC2
(WHT)
CNAC1
LINI
EI
E3
CN52C
(RED)
3
1
1
3
52C
52C
1 3
DCL1
DCL2
+
+
-
UVW
CNDC
(PNK)
B LK
2
MS
3~
E2
CY1
CY2
IGBT
C. B.
TH6TH7 TH4TH3
21S4
t° t° t° t°
LEV-A
CNS
(WHT)
CNAC
(WHT)
CNDC
(PNK)
F2
F1
F3
F4
21S4
(GRN)
CN2
(RED)
CN4
(WHT)
TH7/6
(RED)
TH3
(WHT)
TH4
(WHT)
TRANS
CNVMNT
(WHT)
CNMNT
(WHT)
CNM
(WHT)
LED1
LED2
X52
SV1
/CH
(GRY)
X54
63H
(YLW)
2
7
1 4 1 2 2 1
1 3
31 1 5
1 14
1 2
1 7
1
3
13
1
2
3 4
3131
LEV-A
(WHT)
51
SS
(WHT)
X51
31
MS
3~
MF1
1
7
63L63H
63L
(RED)
1 3
31
TH34
t°
2 1
TH34
(RED)
63HS
(WHT)
TH32
(BLK)
63HS
LEV-B
(RED)
M
LEV-B
51
M
MF2
CNF2
(WHT)
CNF1
(WHT)
1
7
2
7
CN52C
(RED)
3
1 3
3
t°
TH8
CN3S
(WHT)
1
3
CNDM
(WHT)
CN51
(WHT)
1
3
1
5
TH32
t°
1 2
~
~
MS
3~
SW7
SW6SW1
SW9
CN31
SW5SW8SW4 SWP
1
LEV-C
M
RED
WHT
BLK
BLK
1
3
PUZ-HA42NKA