Outdoor unit Connection
Indoor Unit Connection
Indoor Unit connecting pipe from branch (a,b,c,d,e,f)
Indoor Unit capacity
[kW(Btu/h)]
Liquid pipe [mm(inch)] Gas pipe [mm(inch)]
≤ 5.6(19,100)
Ø6.35(1/4) Ø12.7(1/2)
< 16.0(54,600) Ø9.52(3/8) Ø15.88(5/8)
≤ 22.4(76,400)
Ø9.52(3/8) Ø19.05(3/4)
≤ 28.0(95,900)
Ø9.52(3/8) Ø22.2(7/8)
WARNING
• In case of pipe diameter B connected after first branch is bigger than the main pipe
diameter A, B should be of the same size with A.
!
38
PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT
ENGLISH
CAUTION
• Bending radius should be at least twice the
diameter of the pipe.
• Bend pipe after 500mm or more from
branch(or header).
Do not bend U type.
It may cause Performance unsatisfactory or
noise.
!
500mm or more
500mm or more
1,MFL67798020, 2018. 4. 26. 7:06 Page 38
www.lgcomfortcooling.co.uk
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