Daikin FXTQ50A2VEB Installation And Operation Manual

Daikin FXTQ50A2VEB Installation And Operation Manual

Vrv system

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INSTALLATION AND
OPERATION MANUAL
System air conditioners
FXTQ50A2VEB
FXTQ63A2VEB

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Summary of Contents for Daikin FXTQ50A2VEB

  • Page 1 INSTALLATION AND OPERATION MANUAL System air conditioners FXTQ50A2VEB FXTQ63A2VEB...
  • Page 2 ≥300 <45 ≤300 mm 1~1.5 m...
  • Page 3 3P323721-11K...
  • Page 4: Table Of Contents

    OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY This unit is a class A product. In a domestic environment this  TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE product may cause radio interference in which case the user SPECIFICALLY DESIGNED FOR USE WITH THE may be required to take adequeate measures.
  • Page 5: Important Information Regarding The Refrigerant Used

    Selecting installation site Optional accessories There are two types of remote controllers: wired and wireless.  (See figure 1 figure Select a remote controller according to customer request and install in an appropriate place. Select an installation site where the following conditions are Refer to catalogues and technical literature for selecting a fulfilled and that meets your customer's approval.
  • Page 6: Indoor Unit Installation

    Ceiling opening For other installation than standard installation, contact NOTE Service access panel (optional accessory) your Daikin dealer for details. Air filter Air inlet duct The fan speed for this indoor unit is preset to provide standard Duct service opening external static pressure.
  • Page 7: Refrigerant Piping Work

    Table 1 Flange Pipe Tightening torque Flare dimension Flare shape (Field supply) Insulation gauge (N•m) A (mm) material (mm) Flange Connection screw (7) Main unit (Field supply) (accessory) Ø9.5 33~39 12.8~13.2 90° ±2 Aluminum tape Ø12.7 50~60 16.2~16.6 (Field supply) R=0.4~0.8 Ø15.9 63~75...
  • Page 8 Refrigerant piping Part to be brazed Taping Hands valve Pressure-reducing valve Nitrogen When using FXTQ (high efficiency range) indoor units in combination FXTQ50 FXTQ50 FXTQ50 FXTQ50 with VRV4 outdoor unit systems, please take into account the following rules. 10HP FXTQ63 FXTQ63 FXTQ63 FXTQ63...
  • Page 9: Drain Piping Work

    Wrap the supplied large sealing pad over the metal clamp and drain hose to insulate and fix it with clamps. Insulate the complete drain piping inside the building (field Indoor unit T (kg) T (kg) Outdoor = RXYQ or Outdoor= REYQ supply).
  • Page 10: Electric Wiring Work

    Electric wiring work Caution for drain socket Do not remove the drain pipe plug. Water might leak out. General instructions The drain outlet is only used to discharge water if the drain pump is not used or before maintenance. Gently put in and All field wiring and components must be installed by a licensed ...
  • Page 11: Wiring Example And How To Set The Remote Controller

    Specifications for field supplied fuses and wire Do not connect wires of different gauge to the same grounding terminal. Looseness in the connection may deteriorate the protection. Power supply wiring Remote controller cords and wires connecting the units should Model Field fuses Wire Size...
  • Page 12: Field Setting

    Field setting Precautions A single switch can be used to supply power to units on the Field setting must be made on the remote controller in function of the same system. However, branch switches and branch circuit installation condition. breakers must be selected carefully. Setting can be made by changing the "Mode number", "First ...
  • Page 13 External static pressure settings If the external static pressure higher than 100 Pa, do  Settings for external static pressure can be achieved in 2 ways: not use airflow automatic adjustment function. If there is no change after airflow adjustment in the ...
  • Page 14: Installation Of The Decoration Panel

    Test operation Computerised control (forced off and on/off operation) Wire specifications and how to perform wiring Refer to the installation manual of the outdoor unit. Connect input from outside to terminals T1 and T2 of the The operation lamp of the remote controller will flash when an error terminal board (remote controller to transmission wiring).
  • Page 15: Disposal Requirements

    If chains are present, unhook the chains. Shut the air inlet grille. (Only for bottom suction.) Refer to item no. 1. After turning on the power, press FILTER SIGN RESET button. The "TIME TO CLEAN AIR FILTER" display is turned off. How to clean air outlet and outside panels Clean with soft cloth.
  • Page 16: Wiring Diagram

    Wiring diagram : FIELD WIRING : BLACK : PINK : CONNECTOR : BLUE : RED : SCREW TERMINAL : BROWN : WHITE : GREEN : YELLOW : ORANGE A1P ..... PRINTED CIRCUIT BOARD R2T...... THERMISTOR (LIQUID) A2P ..... PRINTED CIRCUIT BOARD (FAN) R3T......
  • Page 19 P1 P2 F1 F2 T1 T2 Sec A A’ A’ A’ Control box IN/D OUT/D Control box OUT/D IN/D Control box IN/D OUT/D Control box IN/D OUT/D SETTING...
  • Page 20 4P410034-1 2015.05...

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