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Daikin RXYSQ5P8V1B User Manual

Daikin RXYSQ5P8V1B
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INSTALLATION MANUAL
RXYSQ4P8V1B
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System air conditioner

Table of Contents

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Daikin RXYSQ5P8V1B Specifications

General IconGeneral
ModelRXYSQ5P8V1B
CategoryAir Conditioner
Cooling Capacity14.0 kW
Heating Capacity16.0 kW
RefrigerantR410A
Operating Temperature (Cooling)-5 to 46 °C
Operating Temperature (Heating)-20 to 15.5 °C
TypeOutdoor Unit
Power Supply380-415V, 3Ph, 50Hz

Summary

Safety Considerations

WARNING

Instructions that, if not followed, may cause serious casualties.

CAUTION

Instructions that, if not followed, may cause injury or damage to the equipment.

Introduction

System Layout

Details the system layout for Sky Air or room air conditioner indoor units.

Combination

Specifies compatible indoor units and their combinations with outdoor units.

Standard Supplied Accessories

Lists standard accessories included with the unit.

Before Installation

Precautions for R410A

Strict cautions for handling R410A refrigerant to ensure cleanliness, dryness, and tightness.

Installation

Installation procedures for Sky Air, room air conditioner, and VRV indoor units.

Selecting Installation Site

Precautions on Installation

Installation Method for Prevention of Falling Over

Methods to secure the unit and prevent it from falling.

Method for Removing Transportation Stay

Procedure for removing transportation stays to prevent damage.

Installation Servicing Space

Method for Installing Drain Piping

Instructions for installing drain piping, including cold area considerations.

Refrigerant Pipe Size and Allowable Pipe Length

Selection of Piping Material

Details on piping material, foreign material limits, and temper grade.

Precautions on Refrigerant Piping

Cautions for Brazing

Guidelines for safe and effective brazing with nitrogen purging.

Cautions for Flare Connection

Proper techniques for flare connection, including tightening torque.

Refrigerant Piping

Preventing Foreign Objects from Entering

Methods to prevent foreign objects from entering the electrical box.

Cautions for Handling Stop Valve

Precautions when handling stop valves to avoid damage and leaks.

How to Use the Stop Valve

Step-by-step instructions for opening and closing stop valves.

Cautions for Handling the Valve Cover

Cautions for Handling Service Port

Precautions when handling the service port.

Precautions When Connecting Field Piping and Regarding Insulation

Guidelines for connecting field piping and proper insulation.

Example of Connection for Sky Air or Room Air Conditioner Indoor Units

Example of Connection for VRV Indoor Units

Leak Test and Vacuum Drying

Additional Refrigerant Charge

Important Information Regarding the Refrigerant Used

Field Settings for BP Unit

Procedures for Adding Refrigerant

Procedure 2: Charging While the Outdoor Unit is at a Standstill

Procedure 3: Charging While the Outdoor Unit is Operating

Electrical Wiring Work

Internal Wiring - Parts Table

Table listing internal wiring components and their definitions.

Precautions on Electrical Wiring Work

Essential precautions before and during electrical wiring work.

Connection Example of Total System Wiring

Connecting Power Wire and Transmission Wires

Power Circuit and Cable Requirements

Before Operation

Service Precautions

Safety precautions for servicing inverter equipment and general warnings.

Checks Before Initial Start-up

Essential checks before initial start-up to ensure proper operation.

Field Setting

Test Operation

Checks in Normal Operation

Temperature Adjustment Operation Confirmation

Caution for Refrigerant Leaks

Introduction

Introduction to R410A refrigerant safety and installation requirements.

Maximum Concentration Level

Understanding maximum refrigerant concentration levels in occupied spaces.

Procedure for Checking Maximum Concentration

Disposal Requirements

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