Mitsubishi Electric PKA-A18HA4 User Manual

Air-Conditioners
PKA-A·HA4
INSTALLATION MANUAL
For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing
the air-conditioner unit.
FOR INSTALLER
English
MANUEL D’INSTALLATION
Avant d’installer le climatiseur, lire attentivement ce manuel, ainsi que le manuel d’installation de l’appareil
extérieur pour une utilisation sûre et correct.
POUR L’INSTALLATEUR
Français
MANUAL DE INSTALACIÓN
Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación de la unidad exterior
antes de instalar la unidad de aire acondicionado.
PARA EL INSTALADOR
Español

Mitsubishi Electric PKA-A18HA4 Specifications

General

Cooling Capacity (kW)	5.0
Heating Capacity (kW)	5.6
Energy Efficiency Ratio (EER) Cooling	3.21
Seasonal Energy Efficiency Ratio (SEER)	6.1
Power Supply	220-240 V, 50 Hz
Refrigerant	R410A
Outdoor Unit Dimensions (W x H x D)	800 x 550 x 285 mm
Operating Temperature Range (Heating)	-15°C to 24°C

Summary

Safety Precautions and Installation Guidelines

Pre-Installation Safety Checks

Essential safety warnings and cautions to observe before installing the air conditioner unit.

Electrical Work Safety Procedures

Critical safety measures for electrical work, including wiring and circuit breaker installation.

Pre-Test Run Safety Measures

Indoor Unit Installation Process

Wall Mounting Fixture Installation

Mounting the Indoor Unit Securely

Refrigerant and Drainage Piping

Refrigerant Piping Connection and Precautions

Guidelines for connecting refrigerant pipes, including R410A precautions and insulation.

Drainage Piping Installation and Verification

Electrical Connections and System Configuration

Indoor Unit Electrical Wiring

Instructions for accessing electrical parts and connecting wires within the indoor unit.

Operational Test Run and Troubleshooting

Pre-Test Run Electrical Integrity Checks

Unit Self-Check and Error Code Interpretation

Procedures for initiating self-checks and understanding error codes indicated by the unit.