INSTALLATION MANUAL FOR INDOOR UNIT
(4)Preparation for suspending the unit
(a)Figure of installation dimension: (unit: mm)
1024
452
100
55 | 225 | 123 |
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225 |
| |
|
|
22
Standard pressure 0 Pa , Middle pressure 50Pa
990
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 1m.
The distance between the air outlet of duct and the air outlet of air conditioner should be no more than 1.0m(use white motor plug);
The distance between the air outlet of duct and the air outlet of air conditioner should be no more than 5.0m(use red motor plug).
Building roof of installation | (Figure 3) |
1.0m (use white motor plug) 
5.0m(use red motor plug)
Ceiling
A
Unit
Return air box
Air supply | Return air |
Air outlet grille
Air supply
There should be no obstacles within 1m
(Figure 4)
Unit | Return air box |
Return air
17