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Daikin FUQ71CVEB - User Manual

Daikin FUQ71CVEB
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SPLIT SYSTEM Air Conditioners
SYSTEM Air Conditioners
OPERATION MANUAL
MODELS
(4-Way Blow Ceiling Suspended type)
SPLIT SYSTEM VRV SYSTEM
FUQ71CVEB FXUQ71AVEB
FUQ100CVEB FXUQ100AVEB
FUQ125CVEB
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00_CV_3P170549-16W_01.fm Page 1 Saturday, February 15, 2014 6:19 PM

Table of Contents

Other manuals for Daikin FUQ71CVEB

Preview: Service Manual
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Preview: Installation Manual
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Questions and Answers

  • S
    Sherry TorresAug 17, 2025
    Why Daikin FUQ71CVEB Air Conditioner operates but it does not sufficiently cool or heat?
    • S
      Sara WilliamsAug 18, 2025
      If your Daikin Air Conditioner is running but not cooling or heating effectively, consider these potential causes: * Obstructions: Check if the air inlet or outlet of either the outdoor or indoor unit is blocked. If so, remove the obstacle to ensure proper ventilation. * Dirty Air Filter: A clogged air filter can restrict airflow. Ask a qualified service person to clean the air filters. * Improper Settings: Make sure the temperature, fan speed, and airflow direction are appropriately set. * Open Doors/Windows: Ensure doors and windows are closed to prevent drafts. * Direct Sunlight: Use curtains or blinds to block direct sunlight, which can affect cooling performance.
  • M
    Mr. William SanchezAug 20, 2025
    What to do if Daikin FUQ71CVEB Air Conditioner stops after operating?
    • A
      Alexis BurgessAug 20, 2025
      If your Daikin Air Conditioner stops shortly after you turn it on, it might be due to: * Blocked air inlets or outlets: Ensure that neither the indoor nor outdoor unit's airflow is obstructed. Clear any obstacles to allow for proper ventilation. * Clogged air filter: A dirty air filter can cause the unit to overheat and shut down. Ask a qualified service person to clean the air filters.
  • K
    ksheaAug 22, 2025
    Why is my Daikin FUQ71CVEB Air Conditioner not cooling or heating enough?
    • A
      alexstewartAug 23, 2025
      If your Daikin Air Conditioner isn't cooling or heating sufficiently, make sure that the air inlet or outlet of the outdoor or indoor unit isn't blocked by any obstacles. Remove any obstructions to ensure proper ventilation. Also, check if the air filter is clogged and have a qualified service person clean the air filters. Verify that the set temperature, fan speed, and airflow direction are appropriate for your needs. Ensure doors and windows are closed to prevent drafts, and use curtains or blinds to block direct sunlight. Consider whether there are too many people in the room or excessive heat sources, which could affect cooling performance.
  • J
    James FlowersAug 26, 2025
    How to fix a Daikin FUQ71CVEB Air Conditioner that won't turn on?
    • J
      Joshua CarpenterAug 26, 2025
      If your Daikin Air Conditioner doesn't turn on at all, first check if a fuse has blown and turn off the power supply. Next, check if the power circuit breaker is blown. If the tab is in the OFF position, turn the power on using the breaker switch. However, if the tab is in the trip position, do not attempt to turn the power on and contact your local dealer. Finally, check for a power failure and wait until power is restored. If a power failure occurred during operation, the air conditioner will automatically restart once the power supply recovers.
  • A
    Amy CrawfordAug 27, 2025
    What to do if my Daikin Air Conditioner stops running after it starts?
    • J
      Jessica LopezAug 28, 2025
      If your Daikin Air Conditioner stops after starting, check whether the air inlet or outlet of the outdoor or indoor unit is blocked by obstacles. If there are any, remove them to ensure proper ventilation. Note that the horizontal blades at the air outlet close when the indoor unit stops. Also, check if the air filter is clogged and arrange for a qualified service person to clean it.
  • R
    ryanronaldAug 30, 2025
    Why does my Daikin Air Conditioner turn on and off by itself?
    • A
      arianaortizAug 30, 2025
      If your Daikin Air Conditioner turns on or off without you pressing the ON/OFF button, make sure the ON/OFF timer operation is not active and turn it off if it is. Also, check if any remote control device is connected and contact the central control room that directed the stop. Finally, check if the display for centralized control is lit and contact the central control room that directed the stop.
  • J
    Joe CookSep 1, 2025
    What to do if Daikin Air Conditioner detects multiple master units?
    • E
      ewongSep 2, 2025
      If your Daikin Air Conditioner detects multiple master units, connect the remote controller to only one indoor unit.
  • S
    Sydney HubbardSep 4, 2025
    What to do if Daikin Air Conditioner has gas shortage due to clogging in refrigerant piping?
    • G
      Gabriel HensonSep 4, 2025
      If you suspect clogging in the refrigerant piping system of your Daikin Air Conditioner, check for a failure to open the stop valve and any clogging within the refrigerant system.
  • D
    Devon WalkerSep 7, 2025
    What does excess indoor units connected error mean on Daikin FUQ71CVEB?
    • J
      Jacqueline AustinSep 7, 2025
      This error will be displayed if five or more indoor units are connected to your Daikin Air Conditioner.
  • G
    Gene VaughanSep 9, 2025
    What to do if my Daikin Air Conditioner does not operate at all?
    • D
      Donald WellsSep 9, 2025
      If your Daikin Air Conditioner isn't working, check the following: * See if a fuse has blown and turn off the power supply. * Check the power circuit breaker. If it's in the OFF position, switch it on. If it has tripped, don't turn it back on; contact your local dealer. * Verify if there is a power outage. If so, wait for the power to be restored. The air conditioner should automatically restart after the power recovers.

Summary

Important Information Regarding Refrigerant

Safety Precautions

General Safety Guidelines and Hazard Definitions

Covers introductory safety advice, hazard level definitions (WARNING/CAUTION), and general handling.

Environmental, Electrical, and Fire Hazards

Addresses risks related to operating environment, electrical safety, and fire prevention.

Child Safety and Unit Operation Precautions

Focuses on child safety, proper unit operation, and avoiding specific hazards.

Installation, Maintenance, and Specific Warnings

Covers safe installation, maintenance, and specific warnings related to components and operation.

Before Operation

FUQ Model Preparation

Steps required before operating FUQ models, including dealer consultation.

FXUQ Model Preparation

Steps required before operating FXUQ models, including dealer consultation.

Names and Functions of Parts

Operation Range

FUQ Operating Ranges

Operating temperature and humidity ranges for FUQ models during cooling and heating.

FXUQ Operating Range Reference

Refers to the operation manual for FXUQ models' operating range.

Installation Site

Installation Place Guidelines

Guidelines on suitable and unsuitable locations for unit installation.

Wiring Requirements

Requirements and warnings for electrical wiring installation.

Noise Considerations for Installation

Considerations for selecting installation sites to minimize noise impact.

Operation Procedure

FUQ Model Operation

How to operate FUQ models, referencing the remote controller manual.

FXUQ Model Operation

How to operate FXUQ models, referencing unit and remote manuals.

Operation Characteristics

Cooling and Automatic Cooling Operations

Details cooling operation, including frost formation and defrost cycles.

Heating and Automatic Heating Operations

Explains heating operation, start-up, and defrost procedures.

Outside Air Temperature and Heating Capacity

Impact of outside temperature on heating performance and related advice.

Program Dry Operation Characteristics

Explains the function of program dry mode for humidity control.

Sound Pressure Level and Airflow Direction

Information on noise levels and how to adjust airflow direction.

Movement of the Horizontal Blade

Optimum Operation

General Operation Optimization Tips

Advice on optimizing operation using curtains, doors, and room temperature.

Filter Maintenance and Electronic Device Placement

Guidance on filter cleaning indicators and proper placement of electronics.

Energy Saving and Timer Usage

Recommendations for power saving, energy efficiency, and timer operation.

Airflow Direction Optimization

Guidance on using airflow direction settings for comfort and efficiency.

Maintenance

Service Personnel Warnings

Critical warnings for qualified service personnel regarding electrical and fire hazards.

Maintenance Safety Cautions

Cautions for maintenance, including water use, power disconnection, and working at heights.

Air Filter Cleaning Procedure

Step-by-step instructions for cleaning the air filter.

Suction Grille Cleaning Procedure

Step-by-step instructions for cleaning the suction grille.

Cleaning Before and After Seasonal Use

Start-up After Long Stop

Procedures for starting the unit after a long period of inactivity.

Stopping Unit for Long Period

Steps for properly stopping the unit for extended periods to prevent mold.

Not Malfunction of the Air Conditioner

FUQ: Non-Malfunction Symptoms

Describes symptoms that do not indicate a malfunction in FUQ models.

Operation Stops After Starting

Explains reasons for the unit stopping after operation begins.

Operation Sometimes Stops

Addresses intermittent operation stops due to communication or noise issues.

Fan Speed Differences

Explains discrepancies between set fan speed and actual fan speed.

Troubleshooting

FUQ: No Operation or Insufficient Cooling;Heating

Troubleshooting steps for units that do not operate or provide insufficient cooling/heating.

Operation Unexpectedly Starts or Stops

Diagnosing issues where operation starts or stops without user input.

Malfunction Indicators and Dealer Contact

Identifying malfunction codes and when to contact the dealer.

Daikin FUQ71CVEB Specifications

General IconGeneral
CategoryAir Conditioner
Cooling Capacity7.1 kW
Heating Capacity8.0 kW
Power Supply220-240 V, 50 Hz
RefrigerantR32

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