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Troubleshooting Guide; Refrigeration Cycle Diagram - LG A3UH363FA0, A3UC363FA0, AMNH093D4A0, AMNC093D4A0, AMNH123DEA0, AMNC123DEA0, AMNH093APM0, AMNC093APM0, AMNH123APM0, AMNC123APM0 Service Manual

Multi type air conditioner
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Troubleshooting Guide

Troubleshooting Guide

Refrigeration Cycle Diagram

1. A3UH363FA0(LMU360HE)
Field Piping
Gas
Field Piping
Liquid
Refrigerant Flow
Th1: Discharge thermistor
Th2: Discharge thermistor
Th3: Outdoor temperature thermistor
2. A3UC363FA0(LMU360CE)
Refrigerant Flow
Th1: Discharge thermistor
Th2: Discharge thermistor
Th3: Outdoor temperature thermistor
Th4: Defrost thermistor
64 Multi type Air Conditioner
Ø9.52
Room C
Ø9.52
Room B
Ø9.52
Room A
Header
LEV-C
Ø6.35
Room C
LEV-B
Ø6.35
Room B
Ø6.35
LEV-A
Room A
Cooling
Ø9.52
Room C
Ø9.52
Field Piping
Room B
Gas
Ø9.52
Room A
Header
LEV-C
Ø6.35
Room C
LEV-B
Ø6.35
Field Piping
Room B
Liquid
Ø6.35
LEV-A
Room A
Cooling
Heating
OUTDOOR UNIT
High pressure S/W
Th1
Th2
OUTDOOR UNIT
High pressure S/W
Th1
Th2
Th4
Th3
Heat
Exchanger
Th3
Heat
Exchanger

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