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Fujitsu AIRSTAGE ASUB18TLAV Installation Manual
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Fujitsu AIRSTAGE ASUB18TLAV Installation Manual

Indoor unit wall mounted type
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INSTALLATION MANUAL
INDOOR UNIT (Wall Mounted Type)
For authorized service personnel only.
MANUEL D'INSTALLATION
APPAREIL INTÉRIEUR (Type montage mural)
ASUB18TLAV
Pour le personnel agréé uniquement.
ASUB24TLAV
MANUAL DE INSTALACIÓN
UNIDAD INTERIOR (Tipo montado en pared)
Únicamente para personal de servicio autorizado.
PART NO. 9373370215-03

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Summary of Contents for Fujitsu AIRSTAGE ASUB18TLAV

  • Page 1 INSTALLATION MANUAL INDOOR UNIT (Wall Mounted Type) For authorized service personnel only. MANUEL D’INSTALLATION APPAREIL INTÉRIEUR (Type montage mural) ASUB18TLAV Pour le personnel agréé uniquement. ASUB24TLAV MANUAL DE INSTALACIÓN UNIDAD INTERIOR (Tipo montado en pared) Únicamente para personal de servicio autorizado. PART NO.

  • Page 2: Table Of Contents

    INSTALLATION MANUAL 1.2. SPECIAL PRECAUTIONS PART NO. 9373370215-03 VRF system indoor unit (Wall mounted type) When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH. ONLY A CONTENTS QUALIFIED, EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM. • Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked.

  • Page 3: About This Product

    (Dry contact terminal / CNA04) 2.5. About unit of the length "All Fujitsu General products are manufactured to metric units and tolerances. United States customary units are provided for reference only. In cases where exact dimensions and tolerances are required, always refer to metric units."...

  • Page 4: Installation Work

    3. INSTALLATION WORK 3.3. Installation the unit Correct initial installation location is important because it is diffi cult to move unit after it is WARNING installed. Install the air conditioner in a location which can withstand a load of at least 5 times 3.1.

  • Page 5: Pipe Installation

    Wall hook bracket • Remove the drain cap and drain hose. Mount the drain cap and drain hose to the drain port on its opposite side. Left side Right side Drain hose Tapping screw (big) 3.3.2. Cutting the hole in the wall for the connecting piping Drain cap Drain hose WARNING...

  • Page 6: Pipe Requirement

    4.3.3. Pipe connection 4.2. Pipe requirement When the fl are nut is tightened properly by your hand, hold the body side coupling with a separate wrench, then tighten with a torque wrench. CAUTION CAUTION Refer to the installation manual for the outdoor unit for description of allowable pipe length and height difference.

  • Page 7: Electrical Wiring

    CAUTION 6. ELECTRICAL WIRING Do not wrap the tape too tightly on drain hose. If the tape is too tight (as shown in the Figure below) the insulation effect will be lost and the moisture from condensation may WARNING accumulate. Bad Example Electrical work must be performed in accordance with this Manual by a person certifi...

  • Page 8: Electrical Requirement

    6.1. Electrical requirement 6.2. Wiring method Voltage rating 208 / 230 V EXAMPLE Operating range 187 to 253 V Outdoor unit or RB unit *1 Breaker 1: Ground Fault Equipment • Select the power cable type and size in accordance with relevant local and national regulations.
  • Page 9 6.3.3. Remote controller cable WARNING When using solid core cables, do not use the attached ring terminal. If you use the Remote controller cable modifi cation. solid core cables with the ring terminal, the ring terminal's pressure bonding may malfunction and cause the cables to abnormally heat up. (1) Use a tool to cut off the terminal on the end of the remote controller cable, and then remove the insulation from the cut end of the cable.

  • Page 10: Wiring

    6.4. Wiring 6.5. External input and external output (Optional parts) Connect the end of the connection cable fully into the terminal block. CAUTION Do not operate any switches other than prescribed, as it can cause the unit to operate improperly or malfunction. Use an insulated screwdriver to set the DIP switches.
  • Page 11 ● Dry contact terminal ([CNA02], [CNA04]) ● When function setting is “Emergency stop” mode. When a power supply is unnecessary at the input device you want to connect, use the Dry [In the case of “Edge” input] contact terminal ([CNA02], [CNA04]). Connector Input signal Command...

  • Page 12: Field Setting

    Operation behavior ] 1 ] 1 7. FIELD SETTING *If function setting "60" is set to "00" There are 3 methods for address setting by FIELD SETTING as follows. Connector Output voltage Status Please set by either of the methods. Stop Each setting method is described in below (1) to (3).
  • Page 13 (4) The front panel is pulled to the front, raising the upper surface, and a front panel is Table A removed. Address Rotary Switch Setting Address Rotary Switch Setting Front panel REF AD SW IU AD SW Refrigerant circuit Indoor unit ×...

  • Page 14: Custom Code Setting

    7.2. Custom code setting ○ Standard Adjust the cool air trigger tempera- Cool air ture. To lower the trigger temperature, tempera- 01 Adjust (1) Selecting the custom code prevents the indoor unit mix-up. (Fig. B) use setting 01. To raise the trigger ture trigger (Up to 4 codes can be set.) temperature, use setting 02.

  • Page 15: Finishing

    7.3.2. Checking the function settings 8. FINISHING Press and hold the “MANUAL AUTO” button on the indoor unit for 3 seconds to check CAUTION the function settings. It is necessary to disconnect the power in order to return to normal operation mode.

  • Page 16: Installing

    Check that: 8.2. Installing front cover • The top and bottom hooks are hooked fi rmly and the indoor unit does not move to the front and rear or left and right. Fix the indoor unit • The indoor unit is accurately positioned horizontally and vertically. (1) Please remove the spacer.

  • Page 17: Error Codes

    11. ERROR CODES If you use a wired type remote controller, error codes will appear on the remote controller display. If you use a wireless remote controller, the lamp on the photodetector unit will output error codes by way of blinking patterns. See the lamp blinking patterns and error codes in the table below.

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Airstage asub24tlav

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