For Authorized Service Personnel Only; Accessories; Optional Parts; General - Fujitsu asyg18lfca Installation Manual

2.3. For authorized service personnel only.

For the air conditioner to operate satisfactorily, install it as outlined in this installation
manual.
Connect the indoor unit and outdoor unit or branch box with the air conditioner piping
and cables 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 personnel only.
Do not turn on the power until all installation work is complete.
This installation manual describes how to install the indoor unit only.
To install the outdoor unit, refer to the installation manual included with the outdoor unit
or branch box.
• Be careful not to scratch the air conditioner when handling it.
•
After installation, explain correct operation to the customer, using the operating
manual.

2.4. Accessories

The following installation accessories are supplied. Use them as required.
Name and Shape
Operating Manual
Installation Manual
(This manual)
Wall hook bracket
Remote controller
Battery
Remote controller holder
The following items are necessary to install this air conditioner. (The items are not
included with the air conditioner and must be purchased separately.)
Name
Connection pipe assembly
Connection cable (4-conductor)
Wall pipe
Decorative tape
Vinyl tape
Wall cap
1
WARNING
CAUTION
Q'ty Name and Shape
Drain hose insulation
1
Cloth tape
1
Tapping screw
(M4 × 25 mm)
1
Tapping screw
(M3 × 12 mm)
1
Air cleaning filter
2
Air cleaning filter frame
1
Q'ty Name
1 Saddle
1 Drain hose
1 Tapping screws
1 Sealant
1 M10 bolt, nut
1

2.5. Optional parts

Refer to each installation manual for the method of installing optional parts.
Parts name
Wired Remote Controller
Simple Remote Controller
External connect kit

3. GENERAL

This INSTALLATION MANUAL briefl y outlines where and how to install the air conditioning system.
Please read over the entire set of instructions for the indoor and outdoor units and make sure all ac-
cessory parts listed are with the system before beginning.
] 1

3.1. Type of copper pipe and insulation material

Refer to the installation manual for the outdoor unit for description of allowable pipe
length and height difference.
Model type
Q'ty
18L
24L
30L
1
Install heat insulation around both the gas and liquid pipes. Failure to do so may cause
water leaks.
Use heat insulation with heat resistance above 120 °C. Reverse cycle model only
In addition, if the humidity level at the installation location of the refrigerant piping is
expected to exceed 70%, install heat insulation around the refrigerant piping. If the
1
expected humidity level is 70-80%, use heat insulation that is 15 mm or thicker and if the
expected humidity exceeds 80%, use heat insulation that is 20 mm or thicker.
If heat insulation is used that is not as thick as specifi ed, condensation may form on the
surface of the insulation. In addition, use heat insulation with heat conductivity of
0.045 W/(m•K) or less (at 20 °C).
8

3.2. Additional materials required for installation

A. Refrigeration (armored) tape
B. Insulated staples or clamps for connecting wire (See your local electrical codes.)
C. Putty
D. Refrigeration lubricant
2
E. Clamps or saddles to secure refrigerant piping

4. ELECTRICAL REQUIREMENT

The indoor unit is powered from the outdoor unit or branch box. Do not power indoor unit
from separate power source.
2
Refer to local codes for acceptable cable type.
2
Q'ty
1 set
1
1 set
1
4 set
Model No. Application
UTY-RNN M For air conditioner operation
UTY-RSN M For air conditioner operation
UTY-XWZX For control input/output port
CAUTION
Diameter
Liquid pipe Gas pipe
6.35 mm (1/4 in.) 12.70 mm (1/2 in.)
6.35 mm (1/4 in.) 15.88 mm (5/8 in.)
9.52 mm (3/8 in.) 15.88 mm (5/8 in.)
CAUTION
WARNING
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