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SYMBOL DESCRIPTION
Outdoor unit
MARK
CMP1
Compressor 1 (Inverter type)
HEX1
Heat exchanger 1
HEX2
Heat exchanger 2
FAN1
Fan 1
ACM
Accumulator
RCV
Receiver tanker
OS
Oil separator
SCHEX
Sub-cool heat exchanger
HPS
High pressure sensor
LPS
Low pressure sensor
HPSW1
High pressure sensor switch 1
4WV1
4-way valve 1
4WV2
4-way valve 2
EEV1
Electric expansion valve 1
EEV2
Electric expansion valve 2
EEV3
Electric expansion valve 3
SV1
Solenoid valve 1
SV2
Solenoid valve 2
SV3
Solenoid valve 3
SV4
Solenoid valve 4
TH1
Discharge temperature thermistor 1
TH2
Outdoor temperature thermistor
TH3
Suction temperature thermistor
TH4
Liquid temperature thermistor 1
TH5
Liquid temperature thermistor 2
TH6
Sub-cool heat exchanger (outlet) thermistor
TH7
Heat exchanger 1 gas thermistor
TH8
Heat exchanger 2 gas thermistor
TH9
Heat exchanger 1 liquid thermistor
TH10
Heat exchanger 2 liquid thermistor
TH11
Compressor 1 temperature thermistor 1
Indoor unit
MARK
HEX21
Heat exchanger
FAN21
Fan
EEV21
Electric expansion valve
TH21
Room temperature thermistor
TH22
Heat exchanger (inlet) thermistor
TH24
Heat exchanger (outlet) thermistor
RB unit
MARK
SV
Solenoid valve (Suction 1)
S1
SV
Solenoid valve (Suction 2)
S2
SV
Solenoid valve (Bypass 1)
B1
SV
Solenoid valve (Bypass 2)
B2
SV
Solenoid valve (Discharge 1)
D1
DESCRIPTION
DESCRIPTION
DESCRIPTION
05 - 02
Marking color
BLUE
–
RED
WHITE
BROWN
GREEN
BLACK
YELLOW
PINK
GRAY
ORANGE
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Troubleshooting
