Haier MRV S II - Unit Pipe Spec and Connection Method

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Unit pipe spec and connection method (unit: mm)
A. Outdoor Unit
Mobel
Gas pipe side Liquid pipe side
Diameter (mm) Connecting method Diameter (mm) Connecting method
AV08NMSETA Ø19.05 Flared joint Ø9.52
Flared joint and Brazing (here
including two connecting
methods because of using a
reduser pipe)
AV10NMSETA Ø22.22
Flared joint and Brazing (here
including two connecting
methods because of using a
reduser pipe)
Ø9.52
AV12NMSETA Ø25.4 Ø12.7 Flared joint
B. Indoor Unit
Model Capacity
Gas pipe side Liquid pipe side
Diameter (mm) Connecting method Diameter (mm) Connecting method
07 Ø9.52
Flared
Ø6.35
Flared
09 Ø9.52 Ø6.35
12 Ø12.7 Ø6.35
16 Ø12.7 Ø6.35
18 Ø12.7 Ø6.35
24 Ø15.88 Ø9.52
28 Ø15.88 Ø9.52
30 Ø15.88 Ø9.52
38 Ø15.88 Ø9.52
48 Ø15.88 Ø9.52
72 Ø25.4
Braze
Ø9.52
96 Ø25.4 Ø9.52
Note:
• AS072, AS092 gas pipe: Ø12.7mm; AS182 gas pipe/liquid pipe: Ø15.88/9.52mm
C. Pipe spec and the torque
Diameter (mm) Torque (N.m)
Ø6.35 14~18
Ø9.52 34~42
Ø12.7 49~61
Ø15.88 68~82
Ø19.05 84~98