45
PUMY-125YM
1
PUMY-125YMA
SMOOTHING CAPACITOR
C03
CAPACITOR <FILTER>
C01,C02
CONNECTOR <DISCHARGE CIRCUIT,POWER SUPPLY>
CNR
RESISTOR <RUSH CURRENT PROTECT>
RS1
RESISTOR <DISCHARGE>
RB1,RB2
RESISTOR <VOLTAGE BALANCE ADJUSTMENT>
RD1,RD2
RELAY
X
X73
RELAY <SOLENOID VALVE>
X72
RELAY <4-WAY VALVE>
TERMINAL BLOCK <TRANSMISSION>
C1,C2
FAN MOTOR CAPACITOR
SWITCH <UNIT ADDRESS SELECTION,3RD DIGIT>
SWITCH <UNIT ADDRESS SELECTION,2ND DIGIT>
SWU3
SWU2
SWITCH <UNIT ADDRESS SELECTION,1ST DIGIT>
SWU1
SWITCH <FUNCTION SELECTION>
SW5
SWITCH <MODEL SELECTION>
SW4
SWITCH <TEST RUN>
SW3
THERMISTOR
<IPM RADIATOR PANEL TEMP. DETECTION>
THHS
INTELLIGENT POWER MODULE
IPM
FAN CONTROL
F.C
CONNECTOR <CENTRALIZED CONTROL POWER SUPPLY>
CN40
CONNECTOR <FOR STORING JUMPER CONNECTOR>
CN41
CONNECTOR <COMPRESSOR DRIVE SIGNAL OUTPUT>
CN51
CONNECTOR <INVERTER SIGNAL 5V>
CN4
CONNECTOR <POWER SUPPLY 30V,12V,5V>
CN3
CONNECTOR <POWER SYNC SIGNAL,PROTECTION>
CN2
CONNECTOR <CONTROLLER DRIVE CONTROL>
CN1
CONNECTOR <POWER SUPPLY>
CNA
CURRENT DETECTION
ACCT
SYMBOL
NAME
SYMBOL
NAME
SYMBOL
NAME
SW2
SW1
SWITCH <FUNCTION SELECTION>
SWITCH <DISPLAY SELECTION>
CONNECTOR <DEMAND SIGNAL/SILENT MODE INPUT>
CN3D
REACTOR
THERMAL SWITCH <COMPRESSOR>
TERMINAL BLOCK <CENTRALIZED CONTROL>
TH2
TH5
TH6
63HS
52C
21S4
TH1
SV1
SLEV
MF1,MF2
LD1
X71
CNS1
CNS2
ZNR
FUSE2
TB7
TB3
TB1
MC
DCL
NF
FUSE1
49C
CONNECTOR <MULTI SYSTEM>
CONNECTOR <CENTRALIZED CONTROL>
FUSE(2A)
DIGITAL INDICATION LED
<OPERATION INSPECTION INDICATION>
FAN MOTOR(INNER THERMOSTAT)
EXPANSION VALVE
SOLENOID COIL <HOT GAS BYPASS>
HIGH PRESSURE SENSOR
<DISCHARGE PRESSURE DETECTION>
MAGNETIC CONTACTOR
4-WAY COIL
RELAY <MAGNETIC CONTACTOR>
VARISTOR
FUSE(6.3A)
COMPRESSOR(INNER THERMOSTAT)
NOISE FILTER
TERMINAL BLOCK <POWER SUPPLY>
THERMISTOR <DISCHARGE TEMP. DETECTION>
THERMISTOR
<LOW PRESSURE SATURATED TEMP. DETECTION>
THERMISTOR <OUTDOOR TEMP. DETECTION>
THERMISTOR
<PIPE TEMP. DETECTION:JUDGING DEFROST>
CB1,CB2
DM
SMOOTHING CAPACITOR
DIODE MODULE
NAME
SYMBOL
9
87
6
5
4
3
2
1
0
NO FUSE BREAKER
25A
L1
L2
L3
N
X
X
1
RD2
1
(WHT)
CN3D
(WHT)
CN51
(WHT)
CN41
(WHT)
CN40
5
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
YL
W
CB2
CB1
CNR
(WHT)
CNR
(WHT)
(RED)
CNA
<POWER SUPPLY BOARD>
(YLW)
49C
(RED)
CN1
FUSE1
(6.3A)
FUSE2
(2A)
SLEV
6
1
2
5
7
6
4
49C
YL
W
3 1
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
6
7
1
2
3
4
5
6
1
2
3
6
1
2
3
6
7
1
2
3
6
CN4
CN3
CN2
CN4
CN3
CN2
(YLW)
(YLW)
(WHT)
(YLW)
(RED)
(YLW)
(WHT)
2
4
3
2
1
1 2 3 4 5 6 7 8
10
9
8
7
6
5
4
3
2
1
2
8
7
6
5
4
3
SW3
SW5
OFF
ON
OFF
ON
SW4
SW1
SW2
OFF
ON
1
1
ON
OFF
ON
OFF
(YLW)
ACCT
6 5 4 3 2 1
1
3
2
CN1
3
63HS
6
5
4
1
3
2
1 2
3
1
1 3
2
1
2
1
THHS
TH1
TH2
TH5
TH6
63HS
THHS
TH2
TH6 TH5
TH1
(BLK) (WHT)
(GRN)
(GRN)
(WHT) (WHT)
SLEV
(WHT)
BLU
-
+
~
~
~
LO1
LO2
LO3
LI3
E
N
LI2
LI1
(RED)
3 1
CNA
1
3
GRN
6
YL
W
YL
W
WHT
BLK
RS1
RB2 RB1
RD1
BLK
RED
BLU
WHT
GRN
E
P
N
C03
C02
C01
N
P1
P
N1
10
3
5
6
8
10
3
5
6
8
+
–
IPM
W
V
–
+
+
–
RED
WHT
BLK
3 1
1
3
3 1
(BLU)
52C
X71
YL
W
YL
W
52C
3 1
(GRN)
21S4
X72
BLU
BLU
21S4
SV1
RED RED
1
3
(BLK)
SV1
(WHT)
MF2
(WHT)
MF1
MF1
C1
3 1
WHT
BLU
WHT
BLU
RED
ORN
RED
ORN
BLU
WHT
3 1
BLU
52C
N
BLU
L3
BLK
L1
RED
S
M1
M2
S
M2
M1
LD1
SWU1
(1rd digit)
SWU2
(2rd digit)
(3rd digit)
SWU3
<RESISTOR BOARD>
CNS1
(RED)
CNS2
(YLW)
F.C
2
1
1
GRN/YLW
ZNR
–
+
BLU
BLK
2
FOR CENTRALIZED
CONTROL
DC 30V (Non-polar)
WHT
BLK
WHT
RED
WHT
ORN
ORN
BRN
BRN
GROUND
TO INDOOR UNIT
CONNECTING WIRES
DC 30V (Non-polar)
POWER SUPPLY
3N~
380/220-415/240V
50Hz
380/220V
60Hz
W
V
U
U
X73
TB3
TB7
L2
TB1
MF2
C2
MC
DCL
DM
NF
<MULTI CONTROLLER BOARD>
9
87
6
5
4
3
2
1
0
9
87
6
5
4
3
2
1
0
1.Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit.
2.Symbols used in wiring diagram above are. :Terminal block, :Connector, :Insertion tab.
3.Self-diagnosis function
The indoor and outdoor units can be diagnosed automatically using the self-diagnosis switch(SW1) and LD1(LED indication)
found on the multi-controller of the outdoor unit.
LED indication : Set all contacts of SW1 to OFF.
7
8
5
6
3
4
2
1
(Example)
When the compressor and SV1 are
turned during heating operation.
Always lit
-
-
-
SV1
21S4
1
8
7
6
5
4
3
52C
2
Compressor operated
Indication
Bit
•During normal operation
The LED indicates the drive state of the controller in the outdoor unit.
OC183E--2.qxp 10.5.6 0:47 PM Page 45
