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17
INSTALLATION MANUAL FOR INDOOR UNIT
(4) Preparation for suspending the unit
There should be no
obstacles within
250
(a) Figure of installation dimension: (unit: mm)
When install the duct hidden type indoor unit, the return air box must be
designed and installed, as Figure3, Figure4.
The distance between the air outlet of duct and the air outlet of air conditioner
should be no more than 0.5m.
This duct type air conditioner is low static pressure model.
There should be
no obstacles
within 1m
Unit
Return air
Return air box
Air outlet grille
(Figure 3)
Ceiling
Air supply
A
Building roof of installation
*0.5m
Air out duct
Air supply
Return air
Return air box
Unit
(Figure 4)
80
225
125
830
450
220