LG ATNH126ELFB - Page 66

Service Manual 111
Piping Diagrams
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)
Low
Pressure
S/W
Check
Valve
L.E.V.
Accumulator
Heat
Exchanger
Constant
Compressor 1
Check
Valve
Thermistor
Reversing
Valve
Fan
Thermistor
Constant
Compressor 2
Thermistor
15.886.3524 k, 30k, 36k
B
(mm)
A
(mm)
Indoor Unit
(Btu/h)
"Synchro" Trio - AUUH10080
Branch kit
(Accessory)
Branch kit
(Accessory)
Service Valve
Liquid( Ø
12.7mm)
Liquid Piping
Ø A
Gas Piping
Ø B
Liquid
Piping
Ø A
Gas
Piping
Ø B
15.88
B
(mm)
6.3524 k
A
(mm)
Indoor Unit
(Btu/h)
Liquid
Piping
Ø A
Gas
Piping
Ø
B
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
INDOOR UNIT
Liquid
Piping
Ø A
Gas
Piping
Ø B
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
Fan
Heat
Exchanger
Thermist
or
Fan
Heat
Exchanger
Thermist
or
Fan
Heat
Exchanger
Thermist
or
Fan
Heat
Exchanger
Thermist
or
Service Valve
Gas( Ø
25.4mm)
Low
Pressure
S/W
Check
Valve
L.E.V.
Accumulator
Heat
Exchanger
Constant
Compressor 1
Check
Valve
Thermistor
Reversing
Valve
Fan
Thermistor
Constant
Compressor 2
Thermistor
"Synchro" Quartet - AUUH10080