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.
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
Outdoor
unit
Less than 30m
Outdoor
unit
Indoor
unit
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
Less than
Ø 90mm 200mm 
INSTALLATION PARTS
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