En-10
Level gauge
Air
CAUTION
Leave a space of 4 in. (100 mm) or more between the inlet
port and the ceiling.
Fasten the unit securely with Nuts A and B.
6.2B. Install the unit (Wall mounted type/
Floor standing concealed type)
WARNING
Install the air conditioner in a location which can withstand a
load do at least 5 times the weight of the main unit and which
will not amplify sound or vibration. If the installation location is
not strong enough, the indoor unit may fall and cause injuries.
If the job is done with the panel frame only, there is a risk that
the unit will come loose. Please take care.
6.2B.1. UNIT INSTALLATION EXAMPLE
(Wall
mounted type/Floor standing concealed type)
Connect the locally purchased duct.
(1) Inlet side
• Connect the duct to the locally purchased inlet fl ange.
• Connect the fl ange to the body with the locally purchased
tapping screws.
• Wind the inlet fl ange connecting to the duct with aluminum
tape etc. to avoid the air discharge.
CAUTION
When duct is connected to inlet side, remove fi lter provided
with unit and attach locally purchased fi lter at return air grille
or in return duct.
(2) Outlet side
• Connect the duct to outlet fl ange.
• Wind the outlet flange connecting to the duct with
aluminum tape etc. to avoid the air discharge.
• Insulate the duct to avoid condensation.
CAUTION
Check that duct work does not exceed the range of external
static pressure of equipment.
Make sure to insulate ducts to avoid condensation.
Make sure to insulate between ducts and walls if metal ducts
are used.
Please explain handling and washing methods of locally
purchased materials to the customer.
To prevent people from touching the parts inside the unit, be
sure to install grilles on the inlet and outlet ports. The grilles
must be designed in such a way that cannot be removed
without tools.
When connecting the duct to the outlet port of the indoor unit,
be sure to insulate the outlet port and the installation screws
to prevent water from leaking around the port.
AR7/9/12/18 Model
• Set the static pressure outside the unit to 0.36 in. WG or less
(the allowable range is between 0 and 0.36 in. WG).
AR24 Model
• Set the static pressure outside the unit to 0.2 in. WG or less
(the allowable range is between 0 and 0.2 in. WG).
• Remove the screws, and then remove cover and fan
guard.
• Install the cover with the screws as shown in the following
illustration.
Model Screw
AR7/9/12 9
AR18 11
AR24 13
9374342419_02_IM.indb 109374342419_02_IM.indb 10 2015/6/25 10:27:092015/6/25 10:27:09
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