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Daikin RXS25BVMB - User Manual

Daikin RXS25BVMB
201 pages
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SiBE04-302
Inverter Pair
Wall Mounted Type
B Series
[Applied Models]
z
zz
zInverter Pair : Cooling Only
z
zz
zInverter Pair : Heat Pump
Service
Manual

Table of Contents

Other manuals for Daikin RXS25BVMB

Questions and Answers

  • E
    Elizabeth MitchellAug 20, 2025
    Why Daikin RXS25BVMB Air Conditioner is not turning on? (OPERATION lamp is off)
    • D
      Diane HolmesAug 20, 2025
      If your Daikin Air Conditioner isn't turning on and the OPERATION lamp is off, check the following: * Ensure the breaker hasn't been turned OFF or a fuse hasn't blown. * Verify that there isn't a power failure. * Confirm that batteries are correctly installed in the remote controller. * Check if the timer setting is correct.
  • C
    Christy MorrisonAug 22, 2025
    What to do if Daikin RXS25BVMB operation stops suddenly? (OPERATION lamp is on)
    • W
      williamdavisAug 22, 2025
      If your Daikin Air Conditioner stops suddenly and the OPERATION lamp is on, it might be due to a sudden large voltage fluctuation. For system protection, the air conditioner automatically resumes operation in about 3 minutes.
  • E
    Eric EnglishAug 25, 2025
    Why Daikin RXS25BVMB operation does not start soon?
    • D
      Debra CoffeyAug 25, 2025
      If your Daikin Air Conditioner doesn't start immediately after pressing the ON/OFF button soon after stopping or reselecting the mode, wait for about 3 minutes.
  • J
    Jeanette GarciaAug 26, 2025
    Why Daikin RXS25BVMB outdoor unit emits water or steam?
    • J
      Jeff GreeneAug 26, 2025
      The outdoor unit of your Daikin Air Conditioner may emit water or steam. This can occur in HEAT mode when frost on the outdoor unit melts during defrost operation. In COOL or DRY mode, moisture in the air can condense on the cool surface of the outdoor unit piping and drip.
  • A
    Andrea MiddletonAug 28, 2025
    Why is my Daikin Air Conditioner cooling effect poor?
    • D
      Dr. Mark FergusonAug 28, 2025
      If the cooling or heating effect of your Daikin air conditioner is poor, consider the following: * Ensure the air filters are clean. * Check for any obstructions blocking the air inlet or outlet of the indoor and outdoor units. * Verify that the temperature setting is appropriate. * Confirm that all windows and doors are closed. * Make sure the airflow rate and direction are set correctly.
  • C
    Christopher FreemanAug 29, 2025
    How to improve cooling (heating) effect of Daikin Air Conditioner?
    • T
      tammyreyesAug 29, 2025
      If you're experiencing poor cooling or heating with your Daikin Air Conditioner, consider these points: * Ensure the air filters are clean. * Make sure nothing is blocking the air inlet or outlet of the indoor and outdoor units. * Verify that the temperature setting is appropriate. * Confirm that windows and doors are closed. * Check if the airflow rate and direction are set correctly. * Check if the unit is set to the INTELLIGENT EYE mode.
  • D
    Daniel HurstAug 31, 2025
    Why my Daikin Air Conditioner smells bad?
    • R
      Robert GonzalezAug 31, 2025
      If your Daikin Air Conditioner's indoor unit is emitting an odor, it's likely due to smells from the room, furniture, or cigarettes being absorbed into the unit and discharged with the airflow. If this occurs, it is recommended to have the indoor unit cleaned by a technician.
  • G
    geraldliuSep 2, 2025
    Why Daikin RXS25BVMB hot air does not flow out soon after the start of heating operation?
    • S
      Susan MorenoSep 2, 2025
      If hot air doesn't flow out immediately after starting the heating operation on your Daikin Air Conditioner, allow 1 to 4 minutes for the system to warm up. The system is designed to discharge air only after reaching a certain temperature.
  • J
    Jonathan GarciaSep 4, 2025
    Why Daikin Air Conditioner heating operation stops suddenly and a flowing sound is heard?
    • J
      John FletcherSep 4, 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. Wait for about 3 to 8 minutes.
  • M
    Megan JohnsonSep 6, 2025
    Why does Daikin Air Conditioner release mists from the indoor unit?
    • J
      Jennifer BowersSep 6, 2025
      Mists may come out of the indoor unit of your Daikin Air Conditioner when the air in the room is cooled into mist by the cold airflow during cooling operation.

Summary

Part 1 List of Function

1. Functions

Lists functions applicable to cooling-only models.

1.2 Heat Pump

Lists functions applicable to heat pump models.

Part 2 Specifications

1.1 Cooling Only

Technical specifications for cooling-only units.

1.2 Heat Pump

Technical specifications for heat pump units.

Part 3 Printed Circuit Board Connector Wiring Diagram

1.1 Indoor Unit

Wiring diagram for indoor unit components and connectors.

1.2 Outdoor Unit

Wiring diagram for outdoor unit components and connectors.

Part 4 Function and Control

1.1 Frequency Principle

Explains the inverter's frequency control mechanism.

1.7 Intelligent Eye

Describes the motion sensor function for energy saving.

3.2 Frequency Control

Details how compressor frequency is determined and controlled.

3.13 Malfunctions

Lists and explains various system malfunctions and detection.

Part 5 System Configuration

2.1 Safety Precautions

Crucial safety guidelines for installation and operation.

2.12 Trouble Shooting

Guides on identifying and resolving common operational issues.

Part 6 Service Diagnosis

2. Problem Symptoms and Measures

Lists common problems and their corresponding solutions.

4.1 Error Codes and Description

Explains error codes displayed on the remote controller.

5.1.1 Electronic Expansion Valve Check

Procedure to check the electronic expansion valve.

Part 7 Removal Procedure

1.1 Removal of Air Filter

Step-by-step guide to remove the air filter.

1.5 Removal of Heat Exchanger

Detailed steps for removing the heat exchanger.

2.3 Removal of PCB and Electrical Box

Steps to remove the outdoor unit's PCB and electrical box.

2.7 Removal of Four Way Valve and Motor Valve

Procedure to remove the four-way valve and motor.

Part 8 Others

1.2 Jumper Settings

Instructions for configuring jumpers for different settings.

1.2.3 Adjusting the Angle of the Intelligent Eye Sensor

Guide to adjust the sensor's detection angle.

Part 9 Appendix

1.1 Indoor Units

Piping diagrams for indoor units.

2.1 Indoor Units

Wiring diagrams for indoor units.

Daikin RXS25BVMB Specifications

General IconGeneral
BrandDaikin
ModelRXS25BVMB
CategoryAir Conditioner
LanguageEnglish

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