LG ARUB115BT2 Installation Manual - Page 29
Reducers for indoor unit and HR unit ]
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ENGLISH [ Reducers for indoor unit and HR unit ] Refrigerant piping installation Models Liquid pipe [Unit:mm(inch)] Gas pipe High pressure Low pressure Indoor unit reducer OD9.52(3/8) Ø6.35(1/4) OD15.88(5/8) Ø12.7(1/2) PRHR020A OD9.52(3/8) Ø6.35(1/4) HR unit reducer OD19.05(3/4) Ø15.88(5/8) Ø12.7(1/2) Ø15.88(5/8) OD22.2(7/8) Ø19.05(3/4) OD12.7(1/2) Ø9.52(3/8) OD15.88(5/8) Ø12.7(1/2) PRHR030A PRHR040A OD12.7(1/2) Ø9.52(3/8) Ø15.88(5/8) OD22.2(7/8) Ø19.05(3/4) OD28.58(1-1/8) Ø22.2(7/8) Ø19.25(3/4) OD15.88(5/8) Ø12.7(1/2) OD19.05(3/4) Ø15.88(5/8) Installation Manual 29
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Installation Manual
29
ENGLISH
Refrigerant piping installation
[ Reducers for indoor unit and HR unit ]
Models
High pressure
Gas pipe
Low pressure
Liquid pipe
Indoor unit
reducer
HR unit
reducer
PRHR020A
OD22.2(7/8)
Ø
19.05(3/4)
Ø
15.88(5/8)
OD15.88(5/8)
Ø
12.7(1/2)
Ø
6.35(1/4)
OD9.52(3/8)
Ø
6.35(1/4)
OD9.52(3/8)
OD19.05(3/4)
Ø
15.88(5/8)
Ø
12.7(1/2)
OD22.2(7/8)
Ø
19.05(3/4)
Ø
15.88(5/8)
PRHR030A
PRHR040A
OD15.88(5/8)
Ø
12.7(1/2)
OD28.58(1-1/8)
Ø
22.2(7/8)
Ø
19.25(3/4)
OD12.7(1/2)
Ø
9.52(3/8)
OD12.7(1/2)
Ø
9.52(3/8)
OD15.88(5/8)
Ø
12.7(1/2)
OD19.05(3/4)
Ø
15.88(5/8)
[Unit:mm(inch)]