Fujitsu Air Conditioner Installation Manual
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Fujitsu Air Conditioner Installation Manual

Air conditioner outdoor unit
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AIR CONDITIONER
OUTDOOR UNIT

INSTALLATION MANUAL

For authorized personnel only.
MANUEL D'INSTALLATION
Pour le personnel agréé uniquement.
MANUAL DE INSTALACIÓN
Solo para personal autorizado.
PART NO. 9374747122
En-1
9374747122_IM_En.indd 1
20/12/2553 13:09:04

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Summary of Contents for Fujitsu Air Conditioner

  • Page 1: Installation Manual

    AIR CONDITIONER OUTDOOR UNIT INSTALLATION MANUAL For authorized personnel only. MANUEL D'INSTALLATION Pour le personnel agréé uniquement. MANUAL DE INSTALACIÓN Solo para personal autorizado. PART NO. 9374747122 En-1 9374747122_IM_En.indd 1 20/12/2553 13:09:04...

  • Page 2: Table Of Contents

    3-way valve open. This may cause abnormal pressure in the refrigeration cycle that • Hazard alerting symbols leads to breakage and even injury. When installing and relocating the air conditioner, do not mix gases other than the Electrical specified 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 breakage, injury, etc.

  • Page 3: About The Product

    21 21 Special tools for R410A CAUTION For the air conditioner to operate satisfactorily, install it as outlined in this installation Tool name Contents of change manual. Pressure is high and cannot be measured with a conventional Connect the indoor unit and outdoor unit with the air conditioner piping and cables gauge.

  • Page 4: System Configuration

    21 41 21 Limitation of refrigerant piping length 21 41 System configuration CAUTION Layout example for the indoor units and outdoor unit The total maximum pipe lengths and height difference of this product are shown in the OUTDOOR UNIT ：24 type table.
  • Page 5 OUTDOOR UNIT：18 type 21 41 41 Limitation of refrigerant piping length Power source CAUTION Power cable UNIT B 208/230 V ~ 60 Hz 7-12 The total maximum pipe lengths and height difference of this product are shown in the table. If the units are further apart than this, correct operation cannot be guaranteed.

  • Page 6: Installation Work

    21 21 Drain installation INSTALLATION WORK Please obtain the approval of the customer when selecting the location of installation CAUTION and installing the unit. Perform drain work in accordance with this Manual, and ensure that the drain water is properly drained. If the drain work is not carried out correctly, water may drip down 21 11 Selecting an installation location from the unit, wetting the furniture.

  • Page 7: Transportation Of The Unit

    21 41 Transportation of the unit • When there are obstacles at the back and front sides. WARNING Do not touch the fins. Otherwise, personal injury could result. CAUTION When carrying the unit, hold the handles on the right and left sides and be careful. If the outdoor unit is carried from the bottom, hands or fingers may be pinched.

  • Page 8: Pipe Installation-1

    (1) Detach the caps and plugs from the pipes. PIPE INSTALLATION - 1 (2) Center the pipe against the port on the outdoor unit, and then turn the flare nut by hand. 41 11 Flare connection (pipe connection) CAUTION To prevent gas leakage, coat the flare Do not use mineral oil on a flared part.

  • Page 9: Electrical Wiring

    If there is no special tool available, carefully strip the coating with a knife etc. CAUTION The primary power supply capacity is for the air conditioner itself, and does not include the concurrent use of other devices. Power supply cable Do not use crossover power supply wiring for the outdoor unit.

  • Page 10: Connection Diagrams

    21 41 Connection diagrams 21 21 Outdoor unit 24 type (1) Service cover removal OUTSIDE • Remove the two mounting screws. INDOOR OUTDOOR UNIT • Remove the service cover by pushing downwards. INDOOR UNIT A (Inter-unit) TERMINAL Power lines TERMINAL UNIT A 208/230 V 208/230 V...

  • Page 11: Pipe Installation

    24 type PIPE INSTALLATION - 2 21 11 Vacuum CAUTION Always use a vacuum pump to purge the air. Refrigerant for purging the air is not charged in the outdoor unit at the factory. Refrigerant must not be discharged into atmosphere. Use a vacuum pump, gauge manifold and charge hose for R410A exclusively.

  • Page 12: Additional Charging

    Using the same vacuum for different refrigerants may damage the vacuum pump or the unit. When the voltage is low and the air conditioner is difficult to start, contact the power company the voltage raised. En-11 9374747122_IM_En.indd 11...

  • Page 13: Test Run

    2 Will noise, wind, or drain water from the unit disturb the neighbors? 3 Is there any gas leakage? • Do not operate the air conditioner in the test running state for a long time. LED is on a reverse •...
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