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excluding those of the optional multi function casement.
A
Drain pipe
B
Ceiling
C
Grille
D
Refrigerant pipe (liquid)
E
Refrigerant pipe (gas)
F
Main unit
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with commercially available insulation materials (heat-resistant to 100 °C or more,
thickness of 12 mm or more).
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Insulate carefully.
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connections for gas leakage with nitrogen gas. (Check that there is no refrigerant
leakage from the refrigerant piping to the indoor unit.)
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of pipe re-fabricated.
Warning:
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hissing noise stops).
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nut.
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øA
45° ± 2°
A
B
C
D
90° ± 0.5°
R0.4 - R0.8
B
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R410A
Flare nut O.D.
Liquid pipe
Gas pipe
Pipe size (mm)
Tightening torque (N·m)
Pipe size (mm)
Tightening torque (N·m)
Liquid pipe (mm)
Gas pipe (mm)
3
2'¡´
14 - 18
2'¡´
49 - 61
17
26
3
2'¡´
34 - 42
2'¡´
68 - 82
22
29
C
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* Do not apply refrigerating machine oil to the screw portions.
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(Use of commercially-available products may result in cracking.)
*140
*170
*190
6
A
B
60
357
271
D
E
F
B
A
C
79.5
(mm)
Models
A
B
20, 25, 32, 40, 50
76
76.5
63, 80, 100, 125
79.5
79.5
A
Flare cutting dimensions
Copper pipe O.D.
(mm)
Flare dimensions øA dimensions
(mm)
ø6.35
8.7 - 9.1
ø9.52
12.8 - 13.2
ø12.7
16.2 - 16.6
ø15.88
19.3 - 19.7
ø6.35 thickness 0.8 mm
ø9.52 thickness 0.8 mm
ø12.7 thickness 0.8 mm
ø15.88 thickness 1.0 mm
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