Daikin FXSN40B2VEB Installation And Operation Manual
Daikin FXSN40B2VEB Installation And Operation Manual

Daikin FXSN40B2VEB Installation And Operation Manual

Co₂ vrv system air conditioner
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Installation and operation manual
CO₂ VRV system air conditioner
FXSN40B2VEB
FXSN50B2VEB
Installation and operation manual
FXSN63B2VEB
English
CO₂ VRV system air conditioner
FXSN80B2VEB

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Summary of Contents for Daikin FXSN40B2VEB

  • Page 1 Installation and operation manual CO₂ VRV system air conditioner FXSN40B2VEB FXSN50B2VEB Installation and operation manual FXSN63B2VEB English CO₂ VRV system air conditioner FXSN80B2VEB...
  • Page 2 4P684901-31H...
  • Page 3: Table Of Contents

    Specifications of standard wiring components ......16 14.2 To connect the electrical wiring to the indoor unit ..... 17 ▪ The full set of the latest technical data is available on the Daikin Business Portal (authentication required). 15 Commissioning 15.1 Checklist before commissioning ..........
  • Page 4: Specific Installer Safety Instructions

    Make sure installation, servicing, maintenance, repair and protected against corrosion. applied materials follow the instructions from Daikin (including all documents listed in “Documentation set”) WARNING and, in addition, comply with applicable legislation and are ▪...
  • Page 5: For The User

    3 User safety instructions WARNING WARNING ▪ If the power supply has a missing or wrong N-phase, If NOT factory installed, a main switch or other means for equipment might break down. disconnection, having a contact separation in all poles providing full disconnection under overvoltage category III ▪...
  • Page 6: Instructions For Safe Operation

    3 User safety instructions Instructions for safe operation CAUTION NEVER expose little children, plants or WARNING animals directly to the airflow. Do NOT modify, disassemble, remove, reinstall or repair the unit yourself as WARNING incorrect dismantling or installation Do NOT place a flammable spray may cause an electrical shock or fire.
  • Page 7: About The System

    4 About the system WARNING About the system Do NOT let the indoor unit get wet. The indoor units can be used for heating/cooling applications. Possible consequence: Electrical WARNING shock or fire. Do NOT modify, disassemble, remove, reinstall or repair the unit yourself as incorrect dismantling or installation may DANGER: RISK OF cause an electrical shock or fire.
  • Page 8: Operation

    6 Operation 6.2.2 Special heating operation modes NOTICE NEVER press the button of the user interface with a hard, Operation Description pointed object. The user interface may be damaged. Defrost To prevent a loss of heating capacity due to frost accumulation in the outdoor unit, the system will NOTICE automatically switch to defrost operation.
  • Page 9: Cleaning The Air Filter And Air Outlet

    7 Maintenance and service rear suction bottom suction Symbol Explanation Measure the voltage at the terminals of main circuit capacitors or electrical components before servicing. DANGER: RISK OF ELECTROCUTION Disconnect the power supply for more than 10  minutes, and measure the voltage at the terminals of main circuit capacitors or electrical components before servicing.
  • Page 10: Troubleshooting

    8 Troubleshooting Malfunction Measure Troubleshooting The system operates ▪ Check if air inlet or outlet of outdoor or If one of the following malfunctions occurs, take the measures but cooling or heating indoor unit is not blocked by obstacles. shown below and contact your dealer. is insufficient.
  • Page 11: For The Installer

    11 About the box For the installer NOTICE About the box This is a class A product. In a domestic environment this product may cause radio interference in which case the 11.1 Indoor unit user may be required to take adequate measures. INFORMATION 11.1.1 To remove the accessories from the...
  • Page 12: Mounting The Indoor Unit

    12 Unit installation Side view: refrigerant piping, drain piping, control box Side view: air inlet Top view Ceiling opening For classes 40, 50: 1000 mm For classes 63, 80: 1400 mm Service space Installation options ≥1100 (mm) Air filter holding plate with air filter(s) Interchangeable plate ▪...
  • Page 13: Guidelines When Installing The Ducting

    12 Unit installation ▪ Level. Make sure the unit is level at all four corners using a level or a water-filled vinyl tube. 5 mm Air inlet duct Inside of the flange Water level Fixing screw Vinyl tube 3 Wind aluminium tape around the flange and duct connection. NOTICE Make sure there are no air leaks at any other connection.
  • Page 14: To Check For Water Leaks

    12 Unit installation In case of rear suction installation 231 mm NOTICE In case of installation with canvas duct (field supply) ▪ Do NOT remove the drain pipe plug. Water might leak 350~530 mm Metal clamp (accessory) out. Drain hose (accessory) ▪ Use the drain outlet only to discharge the water before Rising drain piping (vinyl pipe of 25 mm nominal diameter maintenance.
  • Page 15: Piping Installation

    13 Piping installation Refrigerant piping material Piping material K65 copper-iron alloy (CuFe2P), maximum operating pressure = 120 bar Piping temper grade and thickness Outer diameter Temper grade Thickness (t) (Ø) Ø 9.5 mm (3/8") R420 ≥0.65 mm Drain connection Drain outlet for maintenance 12.7 mm (1/2") ≥0.85 mm (drawn)
  • Page 16: Electrical Installation

    14 Electrical installation 2 Connect refrigerant piping to the unit using only brazed CAUTION connections. instructions"  [ 4   4] to "2  Specific installer safety acknowledge all related safety instructions. NOTICE When brazing, place a wet cloth on the insulation attached WARNING on the unit (a) and make sure the temperature does not ALWAYS use multicore cable for power supply cables.
  • Page 17: To Connect The Electrical Wiring To The Indoor Unit

    14 Electrical installation Complete system example 14.2 To connect the electrical wiring to ▪ Example: 1 user interface controls 1 indoor unit. the indoor unit Control box NOTICE IN/D OUT/D ▪ Follow the wiring diagram (delivered with the unit, located at the inside of the service cover). ▪...
  • Page 18: Commissioning

    Next commissioning instructions in this chapter, a general Make sure all field settings you want are set. See commissioning checklist is also available on the Daikin setting" [ 4  18]. "16.1 Field Business Portal (authentication required). The general commissioning checklist is complementary to 15.2...
  • Page 19 16 Configuration Check the indoor unit setting: the value number “—“ must be set to If you have the installation Then 01 for M 11(21) and SW 6. with… — 1 Change the value number “—“ according to the external static Rear suction 13(23) pressure of the duct to be connected as in table below.
  • Page 20: Technical Data

    ▪ A subset of the latest technical data is available on the regional ±2500 h (light) 10 (20) Daikin website (publicly accessible). ±1250 h (heavy) ▪ The full set of the latest technical data is available on the Daikin Notification ON Business Portal (authentication required). Notification OFF 17.1...
  • Page 21 17 Technical data Symbol Meaning Symbol Meaning FU*, F*U, (for characteristics, Fuse Diode bridge, Insulated-gate refer to PCB inside your unit) bipolar transistor (IGBT) power module Connector (frame ground) Wireless remote controller Harness Terminal H*P, LED*, V*L Pilot lamp, light emitting diode Terminal strip (block) Light emitting diode (service monitor green)
  • Page 24 3P672850-3C 2024.11...

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Fxsn50b2vebFxsn63b2vebFxsn80b2veb

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