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
RELAYX
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 MODULEIPM
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
NAMESYMBOL
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
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
42
1
(Example)
When the compressor and SV1 are
turned during heating operation.
Always lit---
SV1
21S4
1 8
7654
3
52C
2
Compressor operated
Indication
Bit
•During normal operation
The LED indicates the drive state of the controller in the outdoor unit.
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