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N Series Floor Ceiling Type Unit
21
(2) Outdoor unit is above the indoor unit.
It’s nec essary to add oil r eturn be nd and no n-return be nd at the lowest and
highest position of the vertical pipe, as shown below:
Dimensions for the making of oil return bend are as follows:
A(inch)
B(mm)
C(mm)
Ф1/2
≥26
≤150
Ф5/8
≥33
≤150
