Guidelines When Installing The Ducting - Daikin FXSN112A2VEB Installer And User Manual

15.2.2 Guidelines when installing the ducting

FXSN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
4P602817-1 – 2020.02
Class
71
112
▪ Level. Make sure the unit is level at all four corners using a level or a water-filled
vinyl tube.
a
a Water level
b Vinyl tube
NOTICE
Do NOT install the unit tilted. Possible consequence: If the unit is tilted against the
direction of the condensate flow (the drain piping side is raised), the float switch
might malfunction and cause water to drip.
CAUTION
▪
Make sure the installation of the duct does NOT exceed the setting range of the
external static pressure for the unit. Refer to the technical datasheet of your
model for the setting range.
▪
Make sure to install the canvas duct so vibrations are NOT transmitted to the
duct or ceiling. Use a sound-absorbing material (insulation material) for the lining
of the duct and apply vibration insulation rubber to the hanging bolts.
▪
When welding, make sure NOT to spatter onto the drain pan or the air filter.
▪
If the metal duct passes through a metal lath, wire lath or metal plate of the
wooden structure, separate the duct and wall electrically.
▪
Install the outlet grille in a position where the airflow will not come into direct
contact with people.
▪
Do NOT use booster fans in the duct. Use the function to adjust the fan rate
setting automatically (see
The ducting is to be field supplied.
1 Connect the canvas duct to the inside of the flange on both inlet and outlet
sides. Connect the canvas duct using the accessory screws.
2 Connect the duct to the canvas duct.
a
d e f
a Screws for duct flanges (accessory)
b Flange (located on the unit)
c Main unit
d Insulation (field supply)
e Canvas duct (field supply)
f Aluminium tape (field supply)
A (mm)
1038
1438
b
"19.1 Field setting" [
b c b
f e
15 Unit installation
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4
69]).
a
d
Installer and user reference guide
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