Installation
Duct
Spacing requirements
ƊΧɇʀʪθʪαЇ̈θʪ͔ʪ͝ϩϑ˙ͱθ̈͝ϑϩɇ̷̷ɇϩ̈ͱ͝ইϑʪθӬʀʪ
Construction Standard for Inspection opening
̈͝͝ϑΧʪʀϩ̈ͱ͝ͱΧʪ̈͝͝˝̈ϑθʪαЇ̈θʪʒ˙ͱθϑʪθӬʀʪɇ͝ʒЇ̈͝ϩθʪΧ̷ɇʀʪ͔ʪ͝ϩ
ߛࣕÃ˙ϩ˵ʪʀʪ̷̈̈͝˝̈ϑɇ˝θ̈ʒϩцΧʪࡨɇ̈͝͝ϑΧʪʀϩ̈ͱ͝ͱΧʪ̈͝͝˝̈ϑ͝ͱϩθʪαЇ̈θʪʒ
ߜࣕÃ˙ϩ˵ʪʀʪ̷̈̈͝˝̈ϑΧ̷ɇϑϩʪθɵͱɇθʒࡨɇ̈͝͝ϑΧʪʀϩ̈ͱ͝ͱΧʪ̈͝͝˝̈ϑθʪαЇ̈θʪʒƟ˵ʪϑ̈іʪͱ˙ϩ˵ʪͱΧʪ̈͝͝˝ӥ̷̷Эɇθцɵɇϑʪʒͱ͝ϩ˵ʪ˵ʪ̈˝˵ϩ̈͝ϑ̈ʒʪϩ˵ʪ
ceiling.
a. Height is more than 1.64ft (0.5m): Only “B” [Inspection for PBA] is applied.
ɵ²ʪ̈˝˵ϩ̈ϑ̷ʪϑϑϩ˵ɇ͝ߛߠߞ˙ϩࣔߚߟ͔ࣕࡧ9ͱϩ˵ࣰ࣯ইࣰ9ࣰɇθʪɇΧΧ̷̈ʪʒ
ʀࣰ࣯ইࣰ9ࣰɇθʪ̈͝ϑΧʪʀϩ̈ͱ͝ͱΧʪ̈͝͝˝
0.79 inch (20 mm) or more
0.79 inch (20 mm) or more
Unit Width(W)
"A"=W+3.94 inch (100 mm)
Unit D
epth(D
)
"B"=19.69 inch (500 mm)
• You must have 0.79 inch (20 mm) or more space between the ceiling and the bottom of indoor unit to prevent transmission of noise and
vibration from the unit into the space.
• It is possible to install the unit at an height of between 7.2~8.2 ft (2.2~2.5m )from the ground,if the unit has a duct with a well defined
leng
1%
[11.81inch (300 mm) or more], to avoid fan motor blower contact.
• If you install the cassette or duct type indoor unit on the ceiling with humidity over 80%, you must apply extra 0.39 inch (10mm) of
polyethylene foam or other insulation with similar material on the body of the indoor unit.
Optional: Insulating the body of the
indoor unit
"
$
#
%
Thickness: more than 0.39 inch(10mm)
θͱ͝ϩ
Back
Indoor
Unit
AC018BNHDCH
AC024BNHDCH
AC030BNHDCH
AC036BNHDCH
47.24X27.56X9.84
(1200X700X250)
51.18X27.56X11.81
(1300X700X300)
A
47.24X27.5
(1200X700)
51.18X27.56
(1300X700)
B
47.24X27.5
(1200X700)
51.18X27.56
(1300X700)
C
27.56X9.84
(700X250)
27.56X11.81
(700X300)
D
27.56X9.84
(700X250)
27.56X11.81
(700X300)
Front/
Back
Insulate the front and back side in proper size at the
same time when insulating the suction duct and
discharge duct.
Unit: inch(mm)
NOTE
• Insulate the end of the pipe and some curved area by using
separate insulator.
• Insulate the discharge and suction part at the same time
when you insulate connection duct.