Indoor Units
Ceiling concealed duct - Middle static pressure
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15
9. Installation
Indoor unit
Compact
9.4 Position of suspension bolt
①
Install the unit leaning to a drainage hole side as given in
the figure above for easy water drainage.
②
A place where the unit will be leveled and that can sup-
port the weight of the unit.
③
A place where the unit can withstand its vibration.
④
A place where service can be easily performed.
⑤
Select and mark the position for fixing bolts.
⑥
Drill the hole for set anchor on the face of ceiling.
⑦
Insert the set anchor and washer on the suspension bolts
for locking the suspension bolts on the ceiling.
⑧
Mount the suspension bolts to the set anchor firmly.
⑨
Secure the installation plates on the suspension bolts
(adjust level roughly) using nuts, washers and spring
washers.
• Tighten the nut and bolt to prevent unit from
falling.
CAUTION
1 Set anchor
Old building
New building
2 Plate washer
3 Spring washer
4 Nut
5 Suspension
bolts
M10 Nut
M10 SP. washer
M10 washer
x 4
x 4
(Local
supply)
x 4
M10 Nut
M10 SP. washer
M10 washer
x 4
x 4
(Local
supply)
x 4