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Daikin 4MXM80A2V1B9 User Manual

Daikin 4MXM80A2V1B9
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Installer reference guide
R32 Split series
2MXM68A2V1B9 3MXM40A2V1B9
3MXM52A2V1B9
3MXM68A2V1B9
4MXM68A2V1B9
4MXM80A2V1B9
5MXM90A2V1B9

Table of Contents

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Daikin 4MXM80A2V1B9 Specifications

General IconGeneral
Cooling Capacity8.0 kW
Heating Capacity9.0 kW
RefrigerantR32
Power SourceOutdoor Unit
TypeMulti-Split System
Power Supply220-240V, 50Hz, 1 Phase
Outdoor Unit Noise Level49 dB(A)

Summary

General Safety Precautions for Installers

Refrigerant Safety (R410A/R32)

Safety precautions related to the refrigerant type.

Electrical Safety Precautions

Safety precautions for electrical connections and wiring.

Specific Installer Safety Instructions

Handling the Outdoor Unit Safely

Safety precautions for handling the outdoor unit, including touching parts.

Outdoor Unit Installation Safety

Safety guidelines for installing the outdoor unit and its site.

Outdoor Unit Installation

Preparing the Installation Site

Guidelines for selecting and preparing a suitable installation location.

Outdoor Unit Site Requirements

Specific requirements for the outdoor unit's installation site.

Mounting the Outdoor Unit

Instructions and precautions for mounting the outdoor unit.

Refrigerant Piping Installation

7.1 Preparing Refrigerant Piping

Requirements and guidelines for preparing refrigerant piping.

7.2 Connecting Refrigerant Piping

Procedures and precautions for connecting refrigerant piping.

7.3 Checking Refrigerant Piping

Steps and precautions for checking the refrigerant piping for leaks.

Charging Refrigerant

8.1 About Charging Refrigerant

Information on when and why refrigerant charging is necessary.

8.3 Precautions When Charging Refrigerant

General safety precautions to follow during refrigerant charging.

8.4 Determining Additional Refrigerant Amount

How to calculate the amount of additional refrigerant needed based on piping length.

8.5 Determining Complete Recharge Amount

How to calculate the total refrigerant amount for a complete recharge.

8.6 Charging Additional Refrigerant

Step-by-step procedure for charging additional refrigerant.

8.8 Checking for Refrigerant Leaks After Charging

Procedure for checking refrigerant leaks after the charging process.

Electrical Installation

Finishing Outdoor Unit Installation

Unit Configuration

System Commissioning

12.5 Trial Operation and Testing

Procedures for trial operation and testing of the system.

Maintenance and Service

Troubleshooting

15.3 Solving Problems Based on Symptoms

Troubleshooting guide based on observed symptoms.

15.4 Solving Problems Based on LED Behaviour

Diagnosing issues using the LED indicators on the outdoor unit PCB.

System Disposal

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