• Straight pipe length
A straight pipe (minimum length 0.5 m) before Separation tube is necessary in order to separate
the refrigerant exactly.
Main pipe
0.5 m or more 0.5 m or more
To indoor unit, separation tube, or header
CAUTION
• Keep the distance 0.5 m or more for straight part to Separation tube, in order to prevent the
outdoor unit malfunction and generation of refrigerant noise.
• About the connecting curvature of field pipe and Separation tube:
The filed pipe should be connected to the Separation tube so that the curved angle on each
side is 3 degree or less.
3°
3°
0.5 m
A
B
0 to 26 mm*0 to 26 mm*
*: Allowed value based on “A” (center of field pipe) at 0.5 m from “B” (junction of the Separa-
tion tube).
3-3. Separation tube - (06-44) - 3. Piping connection
SYSTEM
DESIGN
SYSTEM
DESIGN
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