User Manual

UNITS INSTALLATION
10-24
• Select the indoor unit position, fixing direction of air outlet so that cool/hot air reaches all the room. Standard position of the
indoor unit is with the wall side on the ceiling.
• Permissible length and bending of duct.
Permissible length
Bending
Discharging side duct 4m or less added to suction side
90° or less, 1 section
Suction side duct 1m or less
45° or less, 1 section
• Secure the space for installation, inspection or servicing.
• Apply water-proof treatment to back surface of ceiling under the indoor unit, to prevent water drop.
• Do not allow any obstacle to block air flow within 1m of suction grille.
1. Installation figure
View from ceiling
Cross-section
Discharge opening size
(846x96)
Opening on ceiling 96
48
Flexible duct
Chamber of discharge grille
Chamber of
discharge of unit side
Opening on ceiling 864
Suspension bolt 740
392.5
53
53
Suspension bolt 790
Chamber of suction unit side
Indoor unit
Suspension bolt 347
Suction opening size
(960x333)
Opening on ceiling 233
Flexible duct
116.5
35
445
132
Suspension bolt 793
Opening on ceiling 960
Chamber of
suction grille
Discharge
grille
Suction grille