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Daikin RXQ14AYM User Manual

Daikin RXQ14AYM
80 pages
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Table of Contents

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Daikin RXQ14AYM Specifications

General IconGeneral
BrandDaikin
ModelRXQ14AYM
CategoryInverter
LanguageEnglish

Summary

2. General Safety Precautions

2.1. Safety Precautions

Provides critical safety guidelines for installation to prevent injury and hazards.

6. Selecting an Installation Location

6.1. General Precautions on Installation

Outlines essential site selection criteria for optimal performance and safety.

8. Inspecting and Handling the Unit

8.3. Installing the Unit

Explains the correct procedure for physically mounting and leveling the outdoor unit.

9. Refrigerant Pipe Size and Allowable Pipe Length

9.2. Selection of Piping Size

Guides the selection of appropriate pipe diameters based on unit capacity and system configuration.

9.2.1 Piping Between Outdoor Unit and (First) Refrigerant Branch Kit: A, B, C

Provides pipe sizing for connections from the outdoor unit to the initial branch kit.

9.3. Selection of Refrigerant Branch Kits

9.4 System Piping (Length) Limitations

9.4.1 Piping Length Restrictions

Defines limits for actual and equivalent piping lengths and height differences.

9.4.2 System Only Containing VRV Indoor Units

Illustrates piping configurations and length limitations for VRV-only systems.

9.4.3 System Containing VRV Indoor Units and RA Indoor Units

9.5 Multi System Piping Installation

9.5.1 Precautions When Connecting Piping Between Outdoor Units (Multiple Outdoor Unit System)

Highlights precautions for connecting multiple outdoor units using the piping kit.

10. Precautions on Refrigerant Piping

10.1. Caution for Brazing

Provides essential safety and procedural advice for brazing refrigerant pipes.

10.2 Connecting the Refrigerant Piping

10.2.3 Connecting Refrigerant Piping to the Outdoor Unit

Guides the connection of refrigerant pipes to the outdoor unit, including precautions.

10.2.4 Branching the Refrigerant Piping

10.3 Guidelines for Handling Stop Valve

10.4 Leak Test and Vacuum Drying

10.4.2 Installation of Refrigerant Piping, Leak Test, Vacuuming Before Electrical Installation is Done (Regular Installation Method)

Details the standard procedure for leak testing and vacuum drying before powering the unit.

10.4.3 Installation of Refrigerant Piping, Leak Test, Vacuuming After Electrical Installation is Done on Any Indoor or Outdoor Unit

Describes leak testing and vacuum drying when electrical installation is already complete.

10.4.5 Leak Test

10.4.6 Vacuum Drying

11. Pipe Insulation

12. Electrical Wiring Work

12.1. Precautions on Electrical Wiring Work

Provides critical safety warnings and guidelines for electrical wiring installation.

12.6. Connection

12.6.1. Connection of Transmission Wiring to the System

Details how to connect transmission wiring between outdoor and indoor units.

12.6.2. Connection of Wiring to Terminals

Provides instructions for connecting power and transmission wiring to the unit's terminals.

13. Making Field Settings

13.2. Operating the Push Buttons and DIP Switches on the Logic Board

Details how to use push buttons and DIP switches for configuration and operation.

13.2.1. Operating the Push Buttons

14. Charging Refrigerant

14.1. Precautions

Lists critical safety precautions to be followed before and during refrigerant charging.

14.2. Calculating the Additional Refrigerant Charge

Provides formulas and tables for calculating the required additional refrigerant amount.

14.3. Method for Adding Refrigerant

14.3.1. Flow Chart

Presents a flowchart illustrating the steps for adding refrigerant to the system.

14.3.2. Charging Method

Explains the specific steps for charging refrigerant using the automatic function.

15. Monitoring Function and Field Settings

15.3. Energy Saving and Optimum Operation

Describes energy-saving features and optimization methods for system performance.

15.3.2. Several Comfort Settings are Available in VRT Control

16. Test Run

16.1. Test Operation

Details the procedure for performing a test run to verify correct operation after installation.

16.1.1. Precautions Before Starting Test Operation

Lists essential precautions to take before commencing the test operation.

16.2. Malfunction Code List

Provides a list of malfunction codes and their corresponding solutions.

16.3. Correcting After Abnormal Completion of the Test Operation

Guides on how to address and resolve abnormalities identified during the test run.

18. Caution for Refrigerant Leaks

REFNET Headers

5.1 REFNET Joint (Branch Kit)

5.2 REFNET Header (Branch Kit)

5.4 Outdoor Unit Multi Connection Piping Kit

2 Connection of Gas and Liquid Pipes

Service Precautions

Check Operation Method

[Countermeasure for Abnormal Finish]

Provides steps to correct abnormalities found during check operation.

Service Mode Operation Method

Service Precautions (1/2)

Caution When Performing Service Inside the EL.COMPO.BOX

Provides critical safety measures for working inside the EL.COMPO.BOX.

Caution for Piping Work and Addition Refrigerant Charge

Highlights precautions for refrigerant piping and charging procedures.

Service precautions (2/2)

Field Setting

Explains how to perform field settings using DIP switches and push buttons.

1. How to Operate

Guides on the general operation for setting DIP switches and push buttons.

3. Setting by the Push Button Switch (BS1~3)

Explains the functions of push buttons BS1, BS2, and BS3 for mode changes and settings.

Additional Refrigerant Charging Operation

Setting Procedure

Details the steps for calculating and charging additional refrigerant.

[Refrigerant Charging Function]

Outlines the automatic procedure for charging refrigerant based on calculations.

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