Toshiba RAV-SM562BT-E Manuel D'installation page 11

Concealed duct type
NOTE:
• Recommended supplying grille size 400 cm² each or more
Ledge ceiling concealed duct type
Quality of supplying grilles
SM562BT
SM802BT
SM1102BT
SM1402BT
Restriction to installation
1. Installation clearance
• As shown in the figure, keep clearance around the indoor unit.
Inner ceiling
100mm or more
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Returning
Indoor unit
Return air grille
Returning
2
3
4
4
100mm
or more
Supply chamber
Channel
Supply grille
Supplying
200mm (diam.)
round duct
Indoor unit
Return air grille
Supplying
Supply
chamber
200mm (diam.)
round duct
NOTE:
• Opening area of the return grille should be larger than
the one for suction port (Air filter) of the indoor unit.
8
Supplying
Supply grille
Supplying
300mm
or more