Fujitsu ARXG-KHTAP Series Installation Manual

AIR CONDITIONER
INDOOR UNIT (Duct type)
Contents
1. SAFETY PRECAUTIONS ...................................................... 1
2. PRODUCT SPECIFICATION ................................................... 4
2.1. Installation tools ............................................................ 4
2.2. Accessories .................................................................. 4
2.3. Pipe requirement ............................................................ 5
2.4. Electrical requirement ...................................................... 5
2.5. Optional parts ............................................................... 5
3. INSTALLATION WORK ......................................................... 5
3.1. Selecting an installation location ....................................... 5
3.2. Installation dimension ...................................................... 6
3.3. Installing the unit ............................................................ 6
3.4. Intake duct connection ................................................... 7
3.5. Drain installation ............................................................ 7
3.6. Pipe installation ............................................................ 8
3.7. Fresh air intake ............................................................... 9
3.8. Electrical wiring ......................................................... 10
3.9. Remote controller installation .......................................... 11
4. OPTIONAL INSTALLATION WORK ....................................... 11
4.1. Optional kit installation ................................................ 11
4.2. External input and output ............................................. 11
4.3. Remote sensor ......................................................... 12
5. REMOTE CONTROL INSTALLATION .................................... 12
5.1. Group control ............................................................ 12
5.2. Multiple remote control ................................................ 13
5.3. DIP switch 101 setting ................................................... 13
6. FUNCTION SETTING ......................................................... 13
6.1. Function details ......................................................... 13
6.2. Static pressure ............................................................ 14
7. CHECK LIST ..................................................................... 15
8. TEST RUN ........................................................................ 15
8.1. Check items ............................................................... 15
8.2. Operation method ...................................................... 15
9. FINISHING ........................................................................ 15
10. CUSTOMER GUIDANCE ...................................................... 15
11. ERROR CODES ............................................................... 16
NOTE: This manual describes how to install the air conditioner described above. Handling
and installation shall only be done by professionals as outlined in this manual.

1. SAFETY PRECAUTIONS

• Be sure to read this manual thoroughly before installation.
• The warnings and precautions indicated in this manual contain important information
pertaining to your safety. Be sure to observe them.
• Hand this manual, together with the operating manual, to the customer. Request the
customer to keep them on hand for future use, such as for relocating or repairing the
unit.
INSTALLATION MANUAL
[Original instructions]
Indicates a potentially or imminently hazardous situation
WARNING
which, if not avoided, could result in death or serious injury.
Indicates a potentially hazardous situation that may result in
CAUTION
minor or moderate injury or damage to property.
• The appliance shall be installed, operated and stored in a room with a fl oor area larger
than X m².
Amount of refrigerant charge
M (kg)
M ≤ 1.22
1.22 < M ≤ 1.23
1.23 < M ≤ 1.50
1.50 < M ≤ 1.75
1.75 < M ≤ 2.0
2.0 < M ≤ 2.5
2.5 < M ≤ 3.0
3.0 < M ≤ 3.5
3.5 < M ≤ 4.0
• Installation of this product must be done by experienced service technicians or profes-
sional installers only in accordance with this manual. Installation by non-professional
or improper installation of the product might cause serious accidents such as injury,
water leakage, electric shock, or fi re. If the product is installed in disregard of the
instructions in this manual, it will void the manufacturer's warranty.
• Do not turn on the power until all work has been completed. Turning on the power be-
fore the work is completed can cause serious accidents such as electric shock or fi re.
• If refrigerant leaks when you are working, ventilate the area. If the leaking refrigerant
is exposed to a direct fl ame, it may produce a toxic gas.
• Installation must be performed in accordance with regulations, codes, or standards for
electrical wiring and equipment in each country, region, or the installation place.
• Do not use means to accelerate the defrosting process or to clean, other than those
recommended by the manufacturer.
• This appliance is not intended for use by persons (including children) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning use of the appliance by a
person responsible for their safety. Children should be supervised to ensure that they
do not play with the appliance.
• To avoid danger of suffocation, keep the plastic bag or thin fi lm used as the packaging
material away from young children.
• The appliance shall be stored in a room without continuously operating ignition
sources (for example: open fl ames, an operating gas appliance or an operating
electric heater).
• Do not pierce or burn.
• Be aware that refrigerants may not contain an odour.
PART No. 9381386215
For authorized service personnel only.
WARNING
Minimum room area
X (m 2 )
-
1.45
2.15
2.92
3.82
5.96
8.59
11.68
15.26
(IEC 60335-2-40)
En-1