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Daikin Super Multi NX C-Series - User Manual

Daikin Super Multi NX C-Series
298 pages
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SiE12-411
Ser vice
Manual
C-Series
[Applied Models]
!Inverter Multi : Cooling Only
!Inverter Multi : Heat Pump

Table of Contents

Questions and Answers

  • J
    Jessica BradfordJul 31, 2025
    What to do if Daikin Super Multi NX C heating stops suddenly with flowing sound?
    • T
      Tyler PriceJul 31, 2025
      If the heating operation on your Daikin Air Conditioner stops suddenly and you hear a flowing sound, the system is likely removing frost from the outdoor unit. Please wait for approximately 4 to 12 minutes for the process to complete.
  • C
    Christopher GoldenAug 5, 2025
    How to fix a Daikin Super Multi NX C that won't start immediately?
    • M
      Mr. Christopher PhelpsAug 5, 2025
      If your Daikin Air Conditioner doesn't start immediately, it might be because the ON/OFF button was pressed shortly after the operation was stopped, or the mode was reselected. In both cases, you should wait for about 3 minutes before the operation starts.
  • M
    Maria CookAug 10, 2025
    Why does my Daikin Super Multi NX C smell?
    • Z
      Zachary RobertsAug 10, 2025
      The Daikin Air Conditioner might emit odors because smells from the room, furniture, or cigarettes have been absorbed into the unit and are being discharged with the airflow. It is recommended to have the indoor unit professionally cleaned. Consult the service shop where you bought the air conditioner.
  • N
    Nicole WaltersAug 15, 2025
    Why is my Daikin Air Conditioner outdoor unit emitting water or steam?
    • T
      Tommy PhillipsAug 15, 2025
      The outdoor unit of your Daikin Air Conditioner may emit water or steam for two reasons: * In HEAT mode, this happens when frost on the outdoor unit melts during defrost operation. * In COOL or DRY mode, moisture in the air condenses on the cool surface of the outdoor unit piping and drips.
  • J
    jacksonthomasAug 20, 2025
    Why doesn't hot air flow out immediately from my Daikin Air Conditioner when heating starts?
    • M
      Michael GarciaAug 20, 2025
      You should wait for 1 to 4 minutes after starting the heating operation. The Daikin system is designed to start discharging air only after it has reached a certain temperature.
  • J
    johnsonnicholasAug 25, 2025
    Why does my Daikin Air Conditioner emit mists from the indoor unit?
    • C
      Cynthia Schneider MDAug 26, 2025
      The Daikin Air Conditioner may emit mists from the indoor unit when the air in the room is cooled into mist by the cold airflow during cooling operation.

Summary

Part 2 Specifications

1.1 Indoor Units - Cooling Only

Details specifications for Daikin indoor units for cooling-only models.

1.2 Outdoor Units - Cooling Only

Details specifications for Daikin outdoor units for cooling-only models.

1.3 Indoor Units - Heat Pump

Details specifications for Daikin indoor units for heat pump models.

1.4 Outdoor Units - Heat Pump

Details specifications for Daikin outdoor units for heat pump models.

Part 3 Printed Circuit Board Connector Wiring Diagram

1.1 Wall Mounted Type 20; 25; 35 Class

Wiring diagram for wall-mounted indoor units (20/25/35 class).

1.2 Wall Mounted Type 50; 60; 71 Class

Wiring diagram for wall-mounted indoor units (50/60/71 class).

1.3 Duct Connected Type

Wiring diagram for duct-connected indoor units.

1.4 Floor; Ceiling Suspended Dual Type

Wiring diagram for floor/ceiling suspended dual type units.

1.5 Floor Standing Type

Wiring diagram for floor standing indoor units.

1.6 Outdoor Units

Wiring diagram for outdoor units.

Part 4 Function and Control

Part 5 System Configuration

2.2 Safety Precautions

Crucial safety guidelines for installation and operation to prevent injury and damage.

Part 6 Service Diagnosis

1.1 Troubleshooting with the Operation Lamp

Explains how to interpret the operation lamp's status for error detection.

4. Code Indication on the Remote Controller

Provides a list of error codes displayed on the remote controller and their meanings.

4.1 Error Codes and Description of Fault

Details specific error codes and the associated faults for Daikin units.

5. Troubleshooting

Comprehensive guide for diagnosing and resolving various system faults.

5.3 Indoor Unit PCB Abnormality

Troubleshooting steps for issues related to the indoor unit's printed circuit board.

5.4 Freeze-up Protection Control or High Pressure Control

Diagnosing issues related to freeze-up or high-pressure protection activation.

5.8 Signal Transmission Error (between Indoor and Outdoor Units)

Steps to diagnose and resolve communication errors between indoor and outdoor units.

5.10 Freeze-up Protection Control

Troubleshooting guide for freeze-up protection activation during cooling.

5.11 OL Activation (Compressor Overload)

Diagnosing and resolving compressor overload issues.

5.14 Input Over Current Detection

Troubleshooting steps for detecting and resolving over-current situations.

Part 7 Removal Procedure

Daikin Super Multi NX C-Series Specifications

General IconGeneral
SeriesSuper Multi NX C-Series
Indoor UnitsWall-mounted, Floor-standing, Cassette
RefrigerantR32
ControlRemote Control, Wi-Fi Control (Optional)
Power Supply220-240V, 50Hz
Indoor Unit Noise Level19dB(A) - 45dB(A)
Outdoor Unit Noise Level45dB(A) - 60dB(A)
Indoor Unit Weight8kg - 25kg
Outdoor Unit Weight35kg - 70kg

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