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Daikin FFA50A2VEB9 User Manual

Daikin FFA50A2VEB9
32 pages
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Installer and user reference guide
Split system air conditioners
English
Installer and user
reference guide
Split system air conditioners
FFA25A2VEB
FFA35A2VEB
FFA50A2VEB
FFA60A2VEB
FFA25A2VEB9
FFA35A2VEB9
FFA50A2VEB9
FFA60A2VEB9

Table of Contents

Questions and Answers:

Daikin FFA50A2VEB9 Specifications

General IconGeneral
ModelFFA50A2VEB9
Cooling Capacity5.0 kW
Heating Capacity5.6 kW
Power Supply220-240 V / 1 Phase / 50 Hz
RefrigerantR32

Summary

General Safety Precautions

About the Documentation

The original documentation is written in English. All other languages are translations.

For the User

If you are NOT sure how to operate the unit, contact your installer.

For the Installer

If you are NOT sure how to install or operate the unit, contact your dealer.

Meaning of Warnings and Symbols

Explains the meaning of danger, warning, caution, and notice symbols.

Installation Site

Provides guidelines for selecting a suitable installation site, including space and ventilation requirements.

Instructions for Equipment Using R32 Refrigerant

Safety instructions specifically for equipment using R32 refrigerant.

Installation Space Requirements

Specifies the minimum space required around the unit for installation.

Refrigerant

Information on refrigerant type, charging, and handling precautions.

Pump Down – Refrigerant Leakage

Instructions and warnings related to refrigerant leakage and pump-down procedures.

Brine

Applicable information for systems using brine, with relevant warnings.

Water

Information regarding water quality compliance and handling.

Electrical

Safety precautions and warnings for electrical connections and wiring.

About the Documentation

About this Document

This document is part of a documentation set. The complete set consists of: General safety precautions, Indoor unit installation and operation manual, Installer and user reference guide.

Documentation Set

Lists the components of the documentation set for installers and users.

Technical Engineering Data

Information on accessing technical data for the system.

Installer and User Reference Guide at a Glance

Provides a summary of the chapters and their descriptions.

About the Box

Overview: About the Box

Describes what to do after the indoor unit box is delivered on-site, including checking for damage.

Indoor Unit

Information about the indoor unit, including warnings about flammable material.

To Unpack and Handle the Unit

Provides instructions on how to unpack and handle the indoor unit safely.

To Remove the Accessories from the Indoor Unit

Details the process of removing accessories from the indoor unit packaging.

About the Units and Options

Overview: About the Units and Options

Contains information about identifying indoor units and combining units with options.

Identification

Instructions for identifying the indoor unit label.

Identification Label: Indoor Unit

Details the location and information found on the indoor unit identification label.

About the Indoor Unit

Specifies temperature and humidity ranges for safe and effective operation of the indoor unit.

Combining Units and Options

Lists possible options for the indoor unit, such as user interface and decoration panel.

Preparation

Overview: Preparation

Describes the tasks and knowledge required before going on-site for installation.

Preparing the Installation Site

Provides guidance on selecting and preparing the installation site for the indoor unit.

Installation Site Requirements of the Indoor Unit

Details specific requirements for the indoor unit installation site.

Combining Units and Options

Lists mandatory options for the indoor unit, such as user interface and decoration panel.

Preparing Refrigerant Piping

Covers refrigerant piping requirements, material, temper grade, and diameter.

Refrigerant Piping Requirements

Details material, temper grade, thickness, and diameter for refrigerant piping.

Refrigerant Piping Insulation

Specifies insulation material and thickness requirements for refrigerant piping.

Preparing Electrical Wiring

Information on preparing electrical wiring for the system.

Installation

Overview: Installation

Describes the typical workflow for installing the system, including indoor and outdoor units.

Mounting the Indoor Unit

Provides instructions for mounting the indoor unit and its decoration panel.

Precautions When Mounting the Indoor Unit

Safety precautions to be followed when mounting the indoor unit.

Guidelines When Installing the Indoor Unit

Offers guidance for installing the indoor unit, including optional equipment and ceiling strength.

Paper Pattern for Installation

Instructions on using the paper pattern for accurate horizontal positioning of the unit.

Ceiling Opening and Unit

Specifies limits for the ceiling opening and unit positioning for installation.

Guidelines When Installing the Drain Piping

Provides guidelines for installing the drain piping, including slope and rising piping.

To Connect the Drain Piping to the Indoor Unit

Step-by-step instructions for connecting the drain hose to the indoor unit's drain pipe connection.

To Check for Water Leaks

Procedure for checking for water leaks after drain piping connection.

Connecting the Refrigerant Piping

Instructions for connecting the refrigerant piping between indoor and outdoor units.

About Connecting the Refrigerant Piping

Details the workflow and precautions for connecting refrigerant piping.

Precautions When Connecting the Refrigerant Piping

Safety precautions and warnings to be observed when connecting refrigerant piping.

Guidelines When Connecting the Refrigerant Piping

Provides guidelines for connecting pipes, including flare connections and tightening.

Pipe Bending Guidelines

Offers advice on pipe bending techniques to avoid mechanical stress.

To Flare the Pipe End

Step-by-step instructions for flaring the end of the refrigerant pipe.

To Connect the Refrigerant Piping to the Indoor Unit

Guidance on connecting refrigerant piping to the indoor unit, including insulation.

To Check for Leaks

Procedure for performing a bubble test to check for refrigerant leaks.

Connecting the Electrical Wiring

Describes the typical workflow for connecting the electrical wiring.

Precautions When Connecting the Electrical Wiring

Safety precautions and warnings related to electrical wiring connections.

Guidelines When Connecting the Electrical Wiring

Instructions on how to install terminals and connect wires for electrical wiring.

Specifications of Standard Wiring Components

Details specifications for interconnection and user interface cables.

To Connect the Electrical Wiring on the Indoor Unit

Step-by-step instructions for connecting electrical wiring to the indoor unit.

Configuration

Field Settings

Explains how to set field parameters like ceiling height and air flow direction.

Setting: Ceiling Height

Details how to set the ceiling height parameter based on the distance to the floor.

Setting: Air Flow Direction

Instructions for setting the air flow direction to match the installation.

Commissioning

Overview: Commissioning

Describes the stages involved in commissioning the system after installation.

Precautions When Commissioning

Safety precautions and important notices to consider before commissioning the unit.

Checklist Before Commissioning

A checklist of items to verify before powering up the unit for commissioning.

To Perform a Test Run

Step-by-step guide for performing a test run of the system using the user interface.

Error Codes When Performing a Test Run

Lists error codes that may appear during a test run and their possible causes.

Hand-over to the User

Hand-over to the User

Guidance on informing the user about the documentation, operation, and maintenance.

Disposal

Disposal

Instructions and warnings regarding the proper disposal of the system components.

Technical Data

Technical Data

Information on accessing technical data for the system.

Piping Diagram: Indoor Unit

Illustrates the piping connections for the indoor unit.

Wiring Diagram

Presents the unified wiring diagram legend and components.

About the System

About the System

Describes the general use of the indoor unit for heating/cooling applications.

System Layout

Illustrates the system layout, showing indoor unit, outdoor unit, and piping.

User Interface

Information about the user interface, including cautions for touching internal parts.

Before Operation

Before Operation

Provides warnings and precautions to take before operating the unit.

Operation

Operation Range

Specifies the temperature and humidity ranges for safe and effective operation.

Operating the System

Guidance on turning on the power and preparing the system for operation.

About Cooling, Heating, Fan Only, and Automatic Operation

Explains different operating modes and fan speed adjustments.

About the Heating Operation

Details defrost operation and hot start procedures during heating.

To Operate the System

Instructions on selecting operation modes like cooling, heating, or fan only.

Using the Dry Program

Explains the function and usage of the dry program for humidity reduction.

Adjusting the Air Flow Direction

Instructions on how to adjust the air flow direction using the unit's flap.

About the Air Flow Flap

Describes how the micro computer controls air flow direction in different modes.

Energy Saving and Optimum Operation

Energy Saving and Optimum Operation

Provides precautions for energy saving and ensuring optimal system operation.

Maintenance and Service

Maintenance and Service

General advice and warnings about performing maintenance and service on the unit.

Cleaning the Air Filter, Suction Grille, Air Outlet and Outside Panels

Detailed instructions for cleaning the air filter, suction grille, air outlet, and outside panels.

To Clean the Air Filter

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

To Clean the Suction Grille

Instructions on how to remove and clean the suction grille.

To Clean the Air Outlet and Outside Panels

Instructions for cleaning the air outlet and outside panels of the unit.

Maintenance After a Long Stop Period

Guidance on maintenance tasks before resuming operation after a long stop.

Maintenance Before a Long Stop Period

Tasks to perform before putting the unit into storage for an extended period.

About the Refrigerant

Information about refrigerant types, GWP values, and handling precautions.

After-Sales Service and Warranty

Warranty Period

Details regarding the product's warranty period and how to claim service.

Recommended Maintenance and Inspection

Advice on entering maintenance contracts for optimal unit performance.

Recommended Maintenance and Inspection Cycles

Lists recommended cycles for maintenance and replacement of unit components.

Shortened Maintenance and Replacement Cycles

Situations where shorter maintenance cycles may be necessary.

Troubleshooting

Symptoms That Are NOT System Malfunctions

Describes normal operating symptoms that may be mistaken for malfunctions.

Symptom: The System Does Not Operate

Troubleshooting steps for when the system does not start.

Symptom: The Fan Speed Does Not Correspond to the Setting

Explanation for fan speed discrepancies and normal operation.

Symptom: The Fan Direction Does Not Correspond to the Setting

Explanation for fan direction discrepancies and normal operation.

Symptom: White Mist Comes Out of a Unit (Indoor Unit)

Possible causes for white mist appearing from the indoor unit.

Symptom: White Mist Comes Out of a Unit (Indoor Unit, Outdoor Unit)

Explanation for white mist appearing from both indoor and outdoor units.

Symptom: Noise of Air Conditioners (Indoor Unit)

Describes normal operating noises from the indoor unit.

Symptom: Noise of Air Conditioners (Indoor Unit, Outdoor Unit)

Describes common operating noises from both indoor and outdoor units.

Symptom: Noise of Air Conditioners (Outdoor Unit)

Explains changes in outdoor unit operating noise.

Symptom: Dust Comes Out of the Unit

Reason for dust emission when the unit is used after a long time.

Symptom: The Units Can Give Off Odours

Explanation for units emitting absorbed room odors.

Symptom: The Outdoor Unit Fan Does Not Spin

Explanation for the outdoor unit fan speed control.

Symptom: The Display Shows "88"

Meaning of the "88" display on the user interface.

Symptom: The Compressor in the Outdoor Unit Does Not Stop After a Short Heating Operation

Reason for the compressor not stopping immediately after heating.

Relocation

Relocation

Information and advice on relocating the unit, requiring technical expertise.

Glossary

Glossary

Defines key terms used in the manual, such as Dealer, Authorized Installer, and User.

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