Mitsubishi Electric BRANCH BOX PAC-MKA32BC User Manual

POUR L’INSTALLATEUR
PARA EL INSTALADOR
FOR INSTALLER
Air-Conditioners Indispensable Optional Parts
BRANCH BOX
PAC-MKA52BC
PAC-MKA32BC
ONLY FOR R410A OUTDOOR UNIT
ONLY FOR INDOOR USE
HFC
utilized
R410A
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner
unit.
MANUEL D’INSTALLATION
Veuillez lire le manual d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous
assurer d’une utilisation correcte.
MANUAL DE INSTALACIÓN
Para un uso seguro y correcto, lea detalladamente este manual de instalación antes de montar la unidad de aire
acondicionado.
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Mitsubishi Electric BRANCH BOX PAC-MKA32BC Specifications

General

Brand	Mitsubishi Electric
Model	BRANCH BOX PAC-MKA32BC
Category	Air Conditioner
Language	English

Summary

Safety Precautions

Selecting a Location for Installation

Confirming Supplied Accessories

Check the Branch Box Accessories and Parts

Lists and verifies all included accessories and parts for the branch box.

Dimensions and Required Servicing Space of Branch Box

Optional Different-Diameter Joints

Details optional joints for connecting pipes of different diameters.

PAC-MKA52BC Model Specifications

Provides dimensions and connection details for the PAC-MKA52BC model.

PAC-MKA32BC Model Specifications

Provides dimensions and connection details for the PAC-MKA32BC model.

Piping Direction Adjustment Procedures

Explains how to change the direction of refrigerant piping.

Installation and Maintenance Space Requirements

Specifies required clearances for installation and maintenance access.

Mounting the Branch Box

Installing Refrigerant Piping

Pipe Flaring and Tightening Procedures

Details flare cutting specifications and correct tightening torque for piping.

Refrigerant Pipe Connection Guide

Step-by-step guide for connecting refrigerant pipes to the branch box.

Handling Unconnected Refrigerant Ports

Procedures for managing ports not connected to an outdoor unit.

Electrical Work and Wiring

Wiring Conduit Installation Guide

Guidelines for installing wiring using conduits for protection.

External Power and Signal Wiring

Instructions for connecting external power and signal wiring.

Unit Address and Switch Configuration

Details on setting dip switches for unit configuration and addressing.

Test Run Procedure