For Authorized Service Personnel Only; Accessories - Fujitsu AU7 Installation Manual

Do not use the existing (for R22) piping and fl are
nuts.
• If the existing materials are used, the pressure inside
the refrigerant cycle will rise and cause failure, injury,
etc. (Use the special R410A materials.)
When installing and relocating the air conditioner,
do not mix gases other than the specifi ed refrigerant
(R410A) to enter the refrigerant cycle.
• If air or other gas enters the refrigerant cycle, the
pressure inside the cycle will rise to an abnormally
high value and cause failure, injury, etc.

2.3. For authorized service personnel only.

For the air conditioner to operate satisfactorily, in-
stall it as outlined in this installation manual.
Connect the indoor unit and outdoor unit with the
air conditioner piping and cords available from your
local distributor. This installation manual describes
the correct connections using the installation set
available from your local distributor.
Installation work must be performed in accordance
with national wiring standards by authorized per-
sonnel only.
Do not turn on the power until all installation work is
complete.
This installation manual describes how to install the in-
door unit only.
To install the outdoor unit, refer to the installation manu-
al included with the outdoor unit.
 Be careful not to scratch the air conditioner when
handling it.
 After installation, explain correct operation to the
customer, using the operating manual.

All Fujitsu General products are manufactured to
metric units and tolerances. United States custom-
ary units are provided for reference only. In cases
where exact dimensions and tolerances are re-
quired, always refer to metric units.

2.4. Accessories

For installation purposes, be sure to use the parts
supplied by the manufacturer or other prescribed
parts. The use of non-prescribed parts can cause
serious accidents such as the unit to fall, water leak-
age, electric shock, or fi re.
The following installation parts are furnished. Use
them as required.
Keep the Installation Manual in a safe place and do
not discard any other accessories until the installa-
tion work has been completed.
En-3
WARNING
WARNING
CAUTION
WARNING
Do not discard any accessories needed for installation
until the installation work has been completed.
Name and Shape
Operating Manual
Installation Manual
Coupler heat
insulation
(Small)
Coupler heat
insulation
(Large)
Special nut A
(Large fl ange)
Special nut B
(Small fl ange)
Template
(Carton top)
Drain Hose Assy
Hose Band Assy
Drain hose insulation
Wired Remote
Controller
Remote Controller
Cable
Tapping screw
Q'ty Application
1
(This book)
1
For indoor side pipe
joint (Liquid pipe)
1
For indoor side pipe
joint (Gas pipe)
1
For installing indoor
unit
4
For installing indoor
unit
4
For ceiling openings
cutting
1
Also used as packing
For installing drain pipe
3/4 in. (19 mm) [O.D.
1
1-1/16 in. (27 mm)]
For installing drain pipe
(3/4 in.)
1
For installing drain
hose
1
1
For connecting the
remote controller
1
For installing the wired
2
remote controller