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Daikin RXYTQ10T7YF User Manual

Daikin RXYTQ10T7YF
72 pages
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Installer and user reference guide
VRV IV system air conditioner
English
Installer and user
reference guide
VRV IV system air conditioner
RXYTQ8T7YF
RXYTQ10T7YF
RXYTQ12T7YF
RXYTQ14T7YF
RXYTQ16T7YF

Table of Contents

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Daikin RXYTQ10T7YF Specifications

General IconGeneral
ModelRXYTQ10T7YF
CategoryAir Conditioner
Sound Pressure Level (Outdoor Unit)58 dB(A)
Weight (Outdoor Unit)85 kg
Cooling Capacity10 kW
RefrigerantR32
Operating Temperature (Cooling)-5°C to 46°C
Operating Temperature (Heating)-15 to 24 °C

Summary

General Safety Precautions

For the Installer

Offers crucial guidance and warnings for professional installers.

Preparation

Installation Site Requirements of the Outdoor Unit

Specifies crucial criteria for the outdoor unit's installation environment, including space and ventilation.

Additional Installation Site Requirements of the Outdoor Unit in Cold Climates

Provides essential considerations for installing outdoor units in areas prone to heavy snowfall and cold temperatures.

Securing Safety Against Refrigerant Leaks

Details measures and regulations for ensuring safety related to refrigerant leaks in the system.

Refrigerant Piping Requirements

Covers essential standards and precautions for clean, dry, and tight refrigerant piping installation.

To Select the Piping Size

Provides guidance and tables for determining the correct gas and liquid pipe diameters.

About the Piping Length

Details maximum allowable lengths for various piping configurations and level differences.

Installation

Mounting the Outdoor Unit

Provides instructions and requirements for securely mounting the outdoor unit on its foundation.

Connecting the Refrigerant Piping

Details the procedures and precautions for connecting the refrigerant pipes between units.

Connecting the Electrical Wiring

Outlines the critical steps and safety measures for correctly connecting electrical wiring.

To Connect the Refrigerant Piping to the Outdoor Unit

Explains how to connect the field-supplied refrigerant pipes to the outdoor unit.

Checking the Refrigerant Piping

Overview of the process for verifying refrigerant piping integrity.

To Perform a Leak Test

Outlines methods for conducting vacuum and pressure leak tests to ensure system integrity.

To Perform Vacuum Drying

Explains the procedure for removing moisture and air from the refrigerant system.

Charging Refrigerant

Highlights critical safety warnings and precautions before and during refrigerant charging.

To Determine the Additional Refrigerant Amount

Provides formulas and tables to calculate the necessary amount of additional refrigerant.

Step 6: To Manually Charge Refrigerant

Details the procedure for manually charging refrigerant using system settings and operations.

To Charge Refrigerant

Step-by-step guide for pre-charging and manually charging the system with refrigerant.

Precautions When Connecting Electrical Wiring

Crucial safety warnings and guidelines for electrical wiring installation by licensed electricians.

Configuration

Making Field Settings

Explains how to manually adjust system settings using push buttons and DIP switches on the PCB.

Mode 2: Field Settings

Details specific field settings like Cool/Heat selection, temperature targets, and fan settings.

Mode 2: Field Settings (Continued)

Details specific field settings like low noise operation, power consumption limitation, and height difference.

Energy Saving and Optimum Operation

Describes basic and automatic operation modes for energy efficiency.

Commissioning

Precautions When Commissioning

Highlights critical safety warnings and precautions to observe during system commissioning.

Checklist Before Commissioning

Provides a comprehensive list of checks to perform before initiating the test run.

To Perform a Test Run

Details the step-by-step procedure for executing the system test run.

Correcting After Abnormal Completion of the Test Run

Guides on how to diagnose and correct issues identified during the test run.

Maintenance and Service

Maintenance Safety Precautions

Details critical safety warnings and precautions for performing maintenance work.

To Prevent Electrical Hazards

Specific safety instructions to avoid electrical hazards when servicing equipment.

Troubleshooting

Solving Problems Based on Error Codes

Guides on interpreting error codes displayed by the unit to diagnose malfunctions.

Error Codes: Overview

Provides a table of main codes, sub codes, causes, and solutions for system malfunctions.

Technical Data

Wiring Diagram: Outdoor Unit

Presents the electrical wiring diagrams for the outdoor unit, detailing connections and components.

Wiring Diagram: Outdoor Unit (Continued)

Continues the electrical wiring diagrams and component definitions for RXYTQ14+16 models.

Technical Specifications: Outdoor Unit

Lists key technical specifications, including dimensions, capacity, and performance ratings.

About the User

Operation

Covers the general procedure for operating the VRV system and its units.

Operation

Energy Saving and Optimum Operation

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