33
<Ver. 2.1>
(2) When there is open space behind the wall and the angle (shape) as shown in the figure can be maintained on
the wall back:
If the space above the ceiling is open at an angle of 30° or less, the X, Y
space temperature can be set up to 35 °C, regardless of ceiling thickness.
Y
X
30°
30°
30°
30°
MAX 20 mm
Special installation (Ceiling embedding)
Beams
Beams
Securing method: Basically, the unit is secured as indicated below. Keep open all areas other than the shaded parts.
The fixing method marked
cannot be used for the unit.
When the unit is fixed on a structure, select a structure of the proper thickness and height. Care
must also be taken regarding the number of fixing bolts to be used (see “3.4.1 Fixing on a structure”).
Bad example of blocking exhaust
<Incorrect>
<Correct>
Summary of Contents for PDA-4001
Page 5: ...5 Ver 2 1 Features ...
Page 19: ...19 Ver 2 1 Installation procedure ...
Page 53: ...53 Ver 2 1 Special installation Horizontal connections ...
Page 63: ...63 Ver 2 1 Mounting standard metal fixtures PDK 4001 ...
Page 69: ...69 Ver 2 1 Mounting standard metal fixtures PDK 4002 ...
Page 75: ...75 Ver 2 1 Mounting standard metal fixtures PDK 4004 ...
Page 89: ...89 Ver 2 1 Mounting standard metal fixtures PDK 4006 ...
Page 101: ...101 Ver 2 1 Mounting standard metal fixtures Precautions for installing the optional speaker ...