Summary of Contents for Fujitsu Airstage ARXC072GTEH
Page 1
INSTALLATION MANUAL INDOOR UNIT (Duct type) For authorized service personnel only. INSTALLATIONSANLEITUNG INNENGERÄT (Kanaltyp) Nur für autorisiertes Fachpersonal. MANUEL D’INSTALLATION UNITÉ INTÉRIEURE (Type à conduit) ARXC072GTEH Pour le personnel agréé uniquement. ARXC090GTEH MANUAL DE INSTALACIÓN UNIDAD INTERIOR (Tipo de ducto) Únicamente para personal de servicio autorizado.
INSTALLATION MANUAL Do not attempt to install the air conditioner or a part of the air conditioner by yourself. PART No. 9365748329 This unit must be installed by qualified personnel with a capacity certificate for handling VRF system indoor unit (Duct type) refrigerant fluids.
2.3. Accessories 2.4. Optional parts The following options are available. WARNING Description Model Application For installation purposes, be sure to use the parts supplied by the manufacturer or For output function other prescribed parts. The use of non-prescribed parts can cause serious accidents UTY-XWZXZC (Output terminal / CNB01) such as the unit falling, water leakage, electric shock, or fi...
3.3.1. Conveyance method 3.2. Installation dimension • Leave the packing materials on until the unit is at the installation site. 3.2.1. Installation by which service space is made on top of the • Remove the packing hardware and dispose of it. unit (recommended) •...
3.3.3. Leveling When connecting the duct, perform duct-insulation that is appropriate for the installing Use the procedure in the following fi gure to adjust the levelness. environment. Inappropriate insulation work may cause condensation on the surface of the insulating (Front) (Side) material, and may lead condensation drip.
4.3. Flare connection (pipe connection) (ARXC072/090) CAUTION Be sure to install the pipe against the port on the indoor unit and the outdoor unit correctly. If the centering is improper, the fl are nut cannot tightened smoothly. If the WARNING fl...
O.D. Do not expose the unit (control box, rear panel, maintenance panel, etc.) and the inlet Drain pipe grille to the fl ame. The exposure of these parts to the fl ame will adversely affect their • For main drain port 32 mm (VP25) appearance and functions or cause a fi...
Install the drain pipe Always connect the earth (ground) cable. Improper earthing (grounding) work can cause electric shocks. (1) Main drain Install the remote controller cables so as not to be direct touched with your hand. On the main drain, provide 1 trap near the indoor unit. Perform wiring work in accordance with standards so that the air conditioner can be Unit H1=100 mm (Approx.)
6.1.1. Cable specifi cations Strip 25 mm Follow the specifi cations below for the power supply, transmission and remote controller cable. Loop Recommended Cable type Remark cable size (mm Screw with Power supply Type 60245 IEC57 or Screw with 2 Cable + earth (ground) special washer cable equivalent...
WARNING 6.5. Optional parts wiring Tighten the terminal screws to the specifi ed torques, otherwise, abnormal overheating 6.5.1. Layout of the indoor unit PCB may be produced and possibly cause heavy damage inside the unit. CNA01 CNA03 Tightening torque CNA02 CNB01 M3 screw (Transmission/X1, X2) 0.5 to 0.6 N·m...
Wiring arrangement In following figure, all the possible connectors are connected for description. DC power supply In actual installation, you cannot connect all the connectors at once. P.C.B 12 to 24V Load resistance CNA01 P.C.B Load resistance CNA01 P.C.B connected unit CNA01 Cable tie ●...
* The last command has priority. ● When connecting with unit equipped with a power supply * The indoor units within the same remote controller group operates in the same mode. P.C.B ● When function setting is “Emergency stop” mode. Connected [In the case of “Edge”...
For indoor For refrigerant 7.3. Static pressure mode unit address circuit address IU AD REF AD RC AD CAUTION If the applicable static pressure does not match the static pressure mode, the static ×10 ×1 ×10 ×1 pressure mode may be changed to another mode manually. SET3 SET4 It is necessary to set up a static pressure mode for each usage of static pressure.
Function 8. TEST RUN Function Setting number Default Details number 00 Super low Restrain the cold airflow with making 8.1. Test run using Outdoor unit (PCB) Follow the the airflow lower when starting heat- Cool Air setting on ing operation. To correspond to the Prevention •...
10. 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.