(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:
Securing method: Basically, the unit is secured as indicated below. Keep open all areas other than the shaded parts.
The fixing method marked
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").
Special installations (Wall embedding)
If the back of the wall is tilted at 30 °C or less, the X, Y space temperature
may be set to a limit of 40 °C, regardless of wall thickness.
cannot be used for the unit.
Bad example of blocking exhaust
MAX 20 mm