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MODELS
3MXS24RMVJU
4MXS36RMVJU
3MXL24RMVJU
3MXS24RMVJUA
4MXS36RMVJUA
3MXL24RMVJUA
DAIKIN ROOM AIR CONDITIONER
INSTALLATION MANUAL
R410A Split Series
Installation manual
Manuel dinstallation
Manuel dinstallation
Manual de instalación

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Table of Contents
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Summarization of Contents

Outdoor Unit Installation
Installing the outdoor unit
Instructions for physically placing and securing the outdoor unit.
Drain work
Procedures for connecting the drain hose and ensuring proper water drainage.
Refrigerant piping
Guidelines for handling and connecting refrigerant pipes, including safety.
Outdoor Unit Installation
Pressure test and evacuating system
Steps for pressure testing and vacuuming the refrigerant system for leaks.
Outdoor Unit Installation
Refilling refrigerant
Instructions for adding refrigerant, including precautions for R410A.
Charging with refrigerant
Procedures for charging the system with the correct amount of refrigerant.
Outdoor Unit Installation
Refrigerant piping work
Detailed guidance on handling refrigerant pipes, including material selection.
Flaring the pipe end
Step-by-step process for correctly flaring pipe ends for refrigerant connections.
Wiring
Method of Mounting Conduit
Instructions on how to properly mount conduit for electrical wiring.
Wiring
Wiring procedure
Detailed steps for connecting inter-unit wires and power supply.
Priority Room Setting
About the priority room setting function
Explanation of how priority room setting affects unit operation modes.
Setting procedure
Steps for configuring the priority room setting using DIP switches.
Night Quiet Mode setting
About night quiet mode
Description of the function that reduces outdoor unit noise at nighttime.
Setting procedure
How to enable the night quiet mode using a switch.
Pump Down Operation
Forced cooling operation
Procedure for performing forced cooling to recover refrigerant before relocation or disposal.
Trial Operation and Testing
Wiring error check
Function to automatically detect and correct wiring errors in the system.
Trial operation and testing
Steps for conducting initial operational checks and performance tests.
Test items
Checklist of items to verify during trial operation for proper installation.
Trial Operation and Testing
Trial operation and testing
Detailed steps for verifying unit operation, temperature differences, and setting normal temperatures.
Test items
Continuation of the test items checklist for installation verification.

Table of Contents

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