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37
English
INSTALLATION PARTS
Pipe length between the indoor and the outdoor unit
• If the pipe is lengthened, the performance of the unit is degraded, and the service life is shortened.
Therefore, the pipe length should be as short as possible.
ࣕ Allowable pipe length: Maximum 75m
ࣕ Allowable pipe height difference:
When outdoor unit is installed higher level than indoor unit: Maximum 30m
When indoor unit is installed higher level than indoor unit: Maximum 20m
• Choose a installation place where you can limit the pipe bending to less than 10.
Less than 20m
Indoor
unit
Indoor
unit
Outdoor
unit
Outdoor
unit
Less than 30m
Drilling a hole in the wall
• Drill a hole of a 90mm in diameter at a less than 200mm
in height from the bottom of the indoor unit in a slightly
downward slope.
Indoor
Outdoor
Ø 90mm
Less than
200mm
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