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Daikin RCN100HEY1(4) - User Manual

Daikin RCN100HEY1(4)
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TECHNICAL MANUAL
Split Systems Air Conditioner
Ducted Blower H Series
FDN/FGN-H Series
— Cooling Only [50Hz] —
R410A
TM-5SBH-MSS-STA3
Supersede : TM-5SBH-MSS-STA2

Table of Contents

Questions and Answers

  • L
    Larry RileyAug 13, 2025
    Why is my Daikin RCN100HEY1(4) airflow so weak and not cooling the room?
    • W
      William SantosAug 13, 2025
      If your Daikin Air Conditioner's airflow is too slow, or the room isn't cooling enough, several factors could be at play. First, check the air filter; a dirty filter can significantly impede airflow, so clean it. Ensure that all doors and windows are closed to prevent warm air from entering the room. Also, make sure that neither the air suction nor the discharge vents of the indoor and outdoor units are blocked. Finally, verify that the temperature setting is appropriately low.
  • T
    Timothy LoganAug 16, 2025
    Why does my Daikin RCN100HEY1(4) Air Conditioner discharge airflow have a bad odor?
    • A
      amccoyAug 17, 2025
      If your Daikin Air Conditioner emits a bad odor, it could be due to smoke particles, perfume, or other substances that have stuck to the coil. It is recommended to contact your nearest dealer.
  • J
    jbellAug 20, 2025
    How to restart Daikin Air Conditioner after power failure?
    • K
      kelly46Aug 20, 2025
      If your Daikin Air Conditioner unit doesn't turn back on after a power outage, try turning on the unit using the wireless or wired controller.
  • S
    Sarah HoffmanAug 25, 2025
    What to do if water is flowing out from my Daikin RCN100HEY1(4) Air Conditioner?
    • C
      Courtney AlvarezAug 25, 2025
      If water is flowing out of your Daikin Air Conditioner, switch off the unit and contact your nearest dealer.
  • H
    heatheryoungAug 28, 2025
    Why does my Daikin RCN100HEY1(4) compressor operate continuously?
    • J
      Joshua SalazarAug 28, 2025
      If the compressor in your Daikin Air Conditioner runs non-stop, the issue might stem from a few causes. A dirty air filter can cause the compressor to work harder than necessary, so start by cleaning it. Also, check your temperature settings: if you're cooling, the temperature might be set too low; if you're heating, it might be too high. Adjust the temperature accordingly to see if that resolves the issue.
  • M
    Mary WilliamsAug 31, 2025
    What to do if there is condensation on the front air grille of my Daikin RCN100HEY1(4)?
    • E
      Emily RamseyAug 31, 2025
      If you notice condensation on the front grille of your Daikin Air Conditioner's indoor unit, it's likely due to air humidity after prolonged use. To address this, try increasing the temperature setting and running the unit at a high fan speed.
  • V
    Victoria HigginsSep 4, 2025
    What is the reason for hissing airflow sound from Daikin Air Conditioner unit?
    • K
      Karen LeeSep 4, 2025
      If you hear a hissing sound from your Daikin Air Conditioner during operation, it is caused by liquid refrigerant flowing into the evaporator coil.
  • V
    Victoria PalmerSep 8, 2025
    Why doesn't the compressor start immediately on my Daikin RCN100HEY1(4) Air Conditioner?
    • T
      tiffany47Sep 8, 2025
      If your Daikin Air Conditioner doesn't start the compressor immediately after being turned on, it might be due to a built-in protection mechanism that prevents frequent starts. Wait for approximately 3 to 4 minutes, and the compressor should start automatically.

Summary

Model Nomenclature

Indoor Unit Nomenclature

Explains model nomenclature for indoor units, detailing code meanings and specifications.

Outdoor Unit Nomenclature

Explains model nomenclature for outdoor units, detailing code meanings and specifications.

Application Information

Operating Range

Specifies the allowable operating temperature range for cooling mode.

Indoor Clearance

Details the required clearances for indoor unit mounting and optimal airflow.

Outdoor Unit Location

Advises on selecting an appropriate location for outdoor condensing units for optimal performance.

Outdoor Clearance

Shows required clearance dimensions for outdoor units in various installation patterns.

Application Information

Installation Guideline

Provides instructions for indoor unit installation, including site survey and mounting.

Cable Size

Lists recommended power supply and interconnection cable sizes for cooling models.

Refrigerant Piping

Details maximum piping length, bends, and additional refrigerant charge requirements.

Selection Process

Drive Package

Details the selection process for the drive package of a specific unit model.

Pulley Data and V-Belt

Summarizes pulley center distance, motor size, and V-belt length for manufactured units.

Fan Performance Curve (2 FGN250 HY1)

Presents the fan performance curve for the 2FGN250HY1 model.

Fan Performance Curve (FDN80 HV1)

Displays the fan performance curve for the FDN80HV1 model.

Fan Performance Curve (FDN100 HV1)

Shows the fan performance curve for the FDN100HV1 model.

Fan Performance Curve (FDN125 HY1)

Fan Performance Curve (FDN150 HY1)

Fan Performance Curve (2 FDN200 HY1)

Fan Performance Curve (2 FGN300 HY1;3 FGN300 HY1)

Fan Performance Curve (3 FGN350 HY1)

Fan Performance Curve (4 FGN400 HY1)

Fan Performance Curve (3 FGN450 HY1)

Fan Performance Curve (4 FGN500 HY1)

Fan Performance Curve (4 FGN600 HY1)

Engineering & Physical Data

Engineering Data - R410 A COOLING MODEL

Details specifications for the largest indoor/outdoor unit models.

Performance Data

Calculation Steps

Performance Tables

R410 A Cooling Only (FDN80 HV1 - RN80 HY1)

R410 A Cooling Only (FDN100 HV1 - RCN100 HY1)

R410 A Cooling Only (FDN125 HY1 - RCN125 HY1)

R410 A Cooling Only (FDN150 HY1 - RCN150 HY1)

R410 A Cooling Only (2 FDN200 HY1 - RCN100 HY1 x 2)

R410 A Cooling Only (2 FGN250 HY1 - RCN125 HY1 x 2)

R410 A Cooling Only (2 FGN300 HY1 - RCN150 HY1 x 2)

R410 A Cooling Only (3 FGN300 HY1 - RCN100 HY1 x 3)

R410 A Cooling Only (3 FGN350 HY1 - RCN100 HY1 x 3)

R410 A Cooling Only (4 FGN400 HY1 - RCN100 HY1 x 4)

R410 A Cooling Only (4 FGN500 HY1 - RCN125 HY1 x 4)

R410 A Cooling Only (4 FGN600 HY1 - RCN150 HY1 x 4)

Outlines & Dimensions

Indoor Unit (FDN80;100 HV1)

Indoor Unit (FDN125;150 HY1)

Indoor Unit (2 FDN200 HY1)

Indoor Unit (2 FGN250;300 HY1)

Indoor Unit (3 FGN300 HY1)

Indoor Unit (3 FGN350;450 HY1)

Indoor Unit (4 FGN400;500 HY1)

Indoor Unit (4 FGN600 HY1)

Outdoor Unit (RN80 HY1)

Outdoor Unit (RCN100;125;150 HY1)

Wiring Diagrams

Cooling Only

Illustrates wiring diagrams for multiple outdoor units with indoor units.

Service & Maintenance

General Servicing

Discusses general servicing concepts for condensing units and coil cleaning.

Troubleshooting

Troubleshooting Procedures

Lists common fault conditions and possible corrective actions for air conditioners.

Error Codes (BRC51 A62;64 & BRC51 D64)

Explains error codes displayed on wired handsets and their corresponding faults.

Troubleshooting

Phase Sequencer

Daikin RCN100HEY1(4) Specifications

General IconGeneral
ModelRCN100HEY1(4)
CategoryAir Conditioner
RefrigerantR32
Power Supply50Hz
Operating Temperature (Cooling)46 °C

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