LG ATNH126ELFB - Page 62

Service Manual 107
Branch kit
(Accessory)
Branch kit
(Accessory)
INDOOR UNIT
Service Valve
Liquid( Ø
12.7mm)
Liquid Piping
Ø A
Gas Piping
Ø B
Liquid Piping
Ø A
Gas Piping
Ø
B
Fan
Heat
Exchanger
Fan
Heat
Exchanger
Liquid Piping
Ø A
Gas
Piping
Ø
B
Fan
Heat
Exchanger
INDOOR UNIT
INDOOR UNIT
Note :
1.The pipes between the indoor units and the branch kits must have
same dimensions as indoor unit connections.
Refrigerant Flow
Cooling
Heating
OUTDOOR UNIT
Thermistor
Thermistor
Thermistor
Service Valve
Gas( Ø
25.4mm)
Check
Valve
L.E.V.
Accumulator
Heat
Exchanger
Constant
Compressor 1
Check
Valve
Thermistor
Reversing
Valve
Fan
Thermistor
Constant
Compressor 2
Thermistor
12.76.3518k
B
(mm)
A
(mm)
Indoor Unit
(Btu/h)
"Synchro" Trio - AUUH488B
2. AUUH488B
Refrigerant Flow
Cooling
Heating
Check
Valve
L.E.V.
Accumulator
Heat
Exchanger
Constant
Compressor 1
OUTDOOR UNIT
Check
Valve
Thermistor
Branch kit
(Accessory)
Fan
Heat
Exchanger
Fan
Heat
Exchanger
Branch kit
(Accessory)
INDOOR UNIT
INDOOR UNIT
Service Valve
Gas(Ø
25.4mm)
Service Valve
Liquid(Ø
12.7mm)
Liquid Piping
Ø A
Gas Piping
Ø B
Liquid Piping
Ø A
Gas Piping
Ø B
Reversing
Valve
Note :
1.The pipes between the indoor units and the branch kits must have
same dimensions as indoor unit connections.
Fan
Thermistor
Thermistor
Thermistor
Constant
Compressor 2
Thermistor
15.886.3530k
12.7
B
(mm)
6.3518k, 24k
A
(mm)
Indoor Unit
(Btu/h)
"Synchro" Duo - AUUH488B