Mitsubishi Electric MXZ-3B30NA - User Manual

MITSUBISHI
ELECTRIC
Split-type Air-Conditioner
IVlXZ-3B24NA
IVlXZ-3B30NA
IViXZ-4B36NA
Installation Manual
o This manual only describes the installation of outdoor unit.
When installing the indoor unit, refer to the installation manual of indoor unit.
Any structural alterations necessary for installation must comply with local build-
ing code requirements.
Notice d'installation
o Cette notice ne decrit que I'installation de I'appareil ext@ieur.
Lors de I'installation de I'appareil int6rieur, consultez la notice d'installation de cet
appareil.
Toute alt@ation structurelle requise pour I'installation dolt _tre conforme aux exi-
gences du code du b_timent local.
Manual de instalaci6n
o En este manual s61o se describe la instalaci6n de la unidad exterior.
Para instalar la unidad interior, consulte el manual de instalaci6n de dicha uni-
dad.
Cualquier modificaci6n estructural necesaria para Ilevar a cabo la instalaci6n de-
ber_ cumplir las normas de edificaci6n locales.

Summary

Installation Manual

1. BEFORE INSTALLATION

1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY

Critical safety warnings and precautions for installation, covering electrical hazards, structural integrity, and refrigerant handling.

1-2. SPECIFICATIONS

Key technical specifications including model numbers, electrical requirements, and pipe length limitations.

1-3. SELECTING OPTIONAL DIFFERENT-DIAMETER JOINTS

1-4. SELECTING THE INSTALLATION LOCATION

FREE SPACE REQUIRED AROUND OUTDOOR UNIT

Diagrams and dimensions specifying the necessary clearances around the outdoor unit for ventilation and service.

1-5. INSTALLATION DIAGRAM

PARTS TO BE PROVIDED AT YOUR SITE

A list of essential parts that the installer must supply for the installation process.

2. OUTDOOR UNIT INSTALLATION

2-1. INSTALLING THE UNIT

Detailed instructions for physically mounting the outdoor unit securely on its foundation.

2-2. CONNECTING WIRES FOR OUTDOOR UNIT

Steps for correctly wiring the outdoor unit to the indoor unit and the main power supply.

3. FLARING WORK AND PIPE CONNECTION

3-1. FLARING WORK

Step-by-step guide on how to properly flare copper pipes for refrigerant line connections.

3-2. PIPE CONNECTION

Instructions for connecting the flared refrigerant pipes to the outdoor unit's ports.

3-3. INSULATION AND TAPING

Guidance on insulating and taping refrigerant pipes to prevent condensation and ensure system efficiency.

4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN

4-1. PURGING PROCEDURES AND LEAK TEST

Detailed steps for purging air and moisture and performing a leak test on the refrigerant circuit.

4-2. GAS CHARGE

Procedure for adding the correct amount of refrigerant (R410A) to the system.

4-3. TEST RUN AND SYSTEM CHECKS

Instructions for test runs, restart protection, and wiring/piping correction functions.

4-4. EXPLANATION TO THE USER

Guidance on explaining the unit's functions and operation to the end-user.

5. RELOCATION AND MAINTENANCE

5-1. PUMPING DOWN

Procedure for safely recovering refrigerant from the system before moving or decommissioning the unit.

Mitsubishi Electric MXZ-3B30NA Specifications