Fujitsu AJYA36LALH Installation Manual

Fujitsu AJYA36LALH Installation Manual

Outdoor unit
AJYA36LALH
AJYA40LALH
AJYA45LALH
AJYA54LALH
AJHA36LALH
AJHA40LALH
AJHA45LALH
AJHA54LALH
TM

INSTALLATION MANUAL

INSTALLATIONSANLEITUNG
MANUEL D'INSTALLATION
MANUAL DE INSTALACIÓN
MANUALE D'INSTALLAZIONE
A uso esclusivo del personale tecnico autorizzato.
ΕΓΧΕΙΡΙΔΙΟ ΕΓΚΑΤΑΣΤΑΣΗΣ
Μόνο για εξουσιοδοτημένο τεχνικό προσωπικό.
MANUAL DE INSTALAÇÃO
Apenas para técnicos de assistência autorizados.
РУКОВОДСТВО ПО УСТАНОВКЕ
Только для авторизованного обслуживающего персонала.
KURULUM KILAVUZU
OUTDOOR UNIT
For authorized service personnel only.
AUSSENGERÄT
Nur für autorisiertes Fachpersonal.
UNITÉ EXTÉRIEURE
Uniquement réservé aux techniciens agréés.
UNIDAD EXTERIOR
Sólo para personal de servicio autorizado.
UNITÀ ESTERNA
ΕΞΩΤΕΡΙΚΉ ΜΟΝΆΔΑ
UNIDADE EXTERIOR
ВНЕШНИЙ МОДУЛЬ
Yalnızca yetkili servis personeli için.
PART NO. 9380545026-02
DIŞ ÜNİTE
Table of Contents
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Summary of Contents for Fujitsu AJYA36LALH

  • Page 1: Installation Manual

    Nur für autorisiertes Fachpersonal. MANUEL D’INSTALLATION UNITÉ EXTÉRIEURE Uniquement réservé aux techniciens agréés. MANUAL DE INSTALACIÓN UNIDAD EXTERIOR Sólo para personal de servicio autorizado. AJYA36LALH MANUALE D’INSTALLAZIONE AJYA40LALH AJYA45LALH UNITÀ ESTERNA AJYA54LALH A uso esclusivo del personale tecnico autorizzato. ΕΓΧΕΙΡΙΔΙΟ ΕΓΚΑΤΑΣΤΑΣΗΣ...
  • Page 2: Table Of Contents

    INSTALLATION MANUAL SAFETY PRECAUTIONS OUTDOOR UNIT • Be sure to read this Installation manual thoroughly before installation. PART NO. 9380545026-02 • The warnings and precautions indicated in this Installation manual contain important Contents information pertaining to your safety. Be sure to observe them. •...
  • Page 3: About The Unit

    ABOUT THE UNIT During installation, make sure that the refrigerant pipe is attached fi rmly before you run the compressor. Do not operate the compressor under the condition of refrigerant piping not attached 2. 1. Precautions for using R410A refrigerant properly with 2-way or 3-way valve open.
  • Page 4: Optional Parts

    2. 4. Optional parts 3. 2. Drain processing CAUTION CAUTION The following parts are optional parts specifi c to R410A refrigerant. Perform drain work in accordance with this Manual, and ensure that the drain water Do not use parts other than those listed below. is properly drained.
  • Page 5: Transporting The Unit

    When an obstruction is present also in the upward area (Unit: mm) CAUTION • Obstacles at rear and above only Installation methods not shown in the following examples are not recommended. Performance may drop signifi cantly. 3.3.1. Single outdoor unit installation When the upward area is open (Unit: mm) 1500 (1) Obstacles at rear only...
  • Page 6: Installation The Unit

    3. 5. Installation the unit 4. 2. Pipe selection • Please install the outdoor unit without slant. (within 3 degrees ) CAUTION • Install 4 anchor bolts at the locations indicated with arrows in the fi gure. • To reduce vibration, do not install the unit directly on the ground. Install it on a secure This unit is designed specifi...
  • Page 7: Protection Of Pipes

    Table. E (Indoor unit capacity comparison table - The indication of power is dif- 5. 2. Indoor unit pipe connections ferent depending on the model.) Capacity [kW] Model code of indoor unit CAUTION For details, refer to the Installation Instruction Sheet of each part. Separation tube Horizontal Vertical...
  • Page 8: Opening The Knockout Hole

    5. 3. Opening the knockout hole 5. 4. Pipe connection CAUTION CAUTION Be careful not to deform or scratch the panel while opening the knockout holes. Do not use mineral oil on a fl ared part. Prevent mineral oil from getting into the system as this would reduce the lifetime of the units.
  • Page 9: Electrical Wiring

    5. 4. 3. Pipe connection 5. 4. 4. Handling precautions for the valves • Mounted part of Blank cap is sealed for protection. CAUTION • Fasten blank cap tightly after opening valves. Be sure to install the pipe against the port on the indoor unit and the outdoor unit cor- rectly.
  • Page 10: Knockout Hole

    6. 3. Selecting power supply cable and breaker CAUTION The primary power supply capacity is for the air conditioner itself, and does not include CAUTION the concurrent use of other devices. Do not use crossover power supply wiring for the outdoor unit. Regulation of cable size and circuit breaker differs from each locality, please refer in accordance with local rules.
  • Page 11 6. 4. 1. Transmission wiring specifi cations 6. 4. 3. Enabling/Disabling automatic address setting Follow the specifi cations below for the transmission cable. You can enable/disable automatic address setting for the indoor unit and the signal amplifi er. To enable automatic address setting for the indoor unit, connect the indoor unit to out- Size Cable type Remarks...
  • Page 12: Wiring Method

    6. 5. Wiring method 6. 5. 1. Connection diagrams Breaker : (1) Earth leakage circuit breaker (2) Current breaker (over current) Breaker Outdoor unit To other refrigerant circuit Outdoor unit Transmission Power supply Indoor unit Indoor unit Indoor unit Transmission Transmission Transmission *1: The number of power supply terminals is...
  • Page 13: External Input And External Output

    Wiring method and specifi cations 6. 6. External input and external output A twisted pair cable (0.33mm (22AWG)) should be used. Maximum length of cable is 6. 6. 1. Terminal position 150m. Base heater Use an external input and output cable with appropriate external dimension, depend- (CN115:Black) ing on the number of cables to be installed For each input, pin No.1 is of positive polarity and pin No.2 is of ground level.
  • Page 14: Field Setting

    *5: Provide a DC12 to 24V power supply. 7. 2. 2. Terminating resistor setting Select a power supply capacity with an ample surplus for the connected load. CAUTION *6: The allowable current is 30mA or less. Provide a load resistance such that the current becomes 30mA or less. Be sure to set the terminal resistor according to specifi...
  • Page 15: Push Button Setting

    7. 4. Push button setting Various functions can be set. Set when necessary. Perform settings after all indoor units have stopped operation. Table. A: List of Settings 7 segment display Factory Setting Item Content default First 2 digits Last 2 digits Standard (40 to 65 m) Short (less than 40 m) 0 Pipe length setting...
  • Page 16 Turn on the power of the outdoor unit and enter standby mode. • When system is normal • When system is abnormal Check the settings as there is an error in the settings for outdoor unit address POWER/MODE lamp lights up. (ERROR lamp is off.) (DIP switch SET3-1, 2) or number of connected slave units (DIP switch SET3-3, 4).
  • Page 17: Address Setting For Signal Amplifi Ers

    7. 5. Address setting for signal amplifi ers 7. 6. Indoor unit address setting 7. 5. 1. Address setting for signal amplifi ers 7. 6. 1. Indoor unit address setting When using signal amplifi ers, the address for signal amplifi ers must be set. Address must be set for the indoor unit.
  • Page 18: Resistance Measurement Of Transmission Cable (Measure With Breaker Off)

    PIPE INSTALLATION II Fig. A Connection system Pressure regulating valve Automatic address setting Outdoor unit Pressure gauge for indoor units First 2 digits Last 2 digits Nitrogen Press the “SELECT” button until SELECT “11” is displayed. Press the “ENTER” button for more Indoor Indoor than 3 seconds.
  • Page 19: Vacuum Process

    8. 3. 1. Procedure for charging the system with refrigerant 8. 2. Vacuum process Remove the charging port cap from the liquid pipe. Attach a charging hose to the refrigerant cylinder, and connect it to the charging port. CAUTION Add refrigerant by calculating the additional refrigerant volume in accordance with the calculation formula indicated below.
  • Page 20: Installing Insulation

    TEST OPERATION 8. 4. Installing insulation • Install insulation material after conducting the “8.1 Sealing Test”. 9. 1. Indoor unit connection check • To prevent condensation and water droplets, install insulation material on the refriger- ant pipe. Normal operation will not be possible without performing the Indoor unit connection •...
  • Page 21: Test Run

    9. 2. Test run (*1) • Confi rm the number of connected indoor Before the test operation, check the following items. units and the volume ratio of the indoor Is there a gas leakage? (At pipe connections {fl ange connections and brazed units connection.
  • Page 22 Perform test operation for each refrigerant system. You can set “cooling test operation" or “heating test operation” with the push button on the outdoor unit PC board. Test operation setting method Use the “MODE/EXIT”, “SELECT”, and “ENTER” buttons on the indoor unit PC board to confi gure settings according to the procedures below. Perform test run for refrigerant system.
  • Page 23: Checklist

    Outdoor unit sub-cool heat ex. gas outlet temp. Origin Origin country thermistor error Manufacturer Outdoor unit liquid pipe temp. thermistor 2 error FUJITSU GENERAL LIMITED Outdoor unit current sensor 1 error Manufacturer Address: 1116, Suenaga, Takatsu-ku, (permanent stop) Kawasaki 213-8502, Japan...

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