Hitachi RAD-25NH7 - User Manual

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ENGLISH
SPLIT TYPE AIR CONDITIONER
INDOOR UNIT
INDOOR UNIT
MODEL
RAD-18NH7
RAD-25NH7
RAD-35NH7
RAD-50NH7
Instruction manual Page 1~20
To obtain the best performance and ensure years of trouble
free use, please read this instruction manual completely.
Bedlenungsanleitung Suite 21~40
Bitte lesen Sie diese Bedienungsanleitung aufmerksam
durch, um durch richtige Bedienung jahrelangen und
störungsfreien Betrieb zu gewährleisten.
Mode d’emploi Page 41~60
Des performances optimales et un fonctionnement à long
terme seront assurés en appliquant les présentes
instructions après avoir entièrement lu ce mode d’emploi.
Manuale di istruzioni Pag. 61~80
Per garantire la migliore prestazione e la più lunga
durataleggere attentamente e al completo le seguanti
istruzioni.
Manual de instrucciones Página 81~100
Para obtener el mejor funcionamiento y asegurar años de
uso libre de problemas, lea cuidadosamente este manual
de instrucciones.
Manual de instruções Página 101~120
A fim de obter um bom funcionamento e de garantir uma
utilização sem falhas durante muitos anos, é favor ler este
manual de instruções completamente.
O‰ËÁ›Â˜ XÂÈÚÈÛÌÔ‡ ™ÂÏ›‰· 121~140
°È· ÙËÓ Î·Ï‡ÙÂÚË ‰˘Ó·Ù‹ ·fi‰ÔÛË Î·È ÙËÓ Ì·ÎÚÔ¯ÚfiÓÈ·
Î·È ¯ˆÚ›˜ ÚÔ‚Ï‹Ì·Ù· ¯Ú‹ÛË Ù˘ Û˘Û΢‹˜ ·˘Ù‹˜,
·Ú·Î·Ïԇ̠‰È·‚¿ÛÙ Ï‹Úˆ˜ ÙȘ Ô‰ËÁ›Â˜ ¯ÂÈÚÈÛÌÔ‡ Ù˘.
Инструкция по эксплуатации стр. 141~160
Для обеспечения наилучших эксплуатационных
характеристик и многолетней безотказной работы
оборудования необходимо ознакомиться с данной
Инструкцией по эксплуатации.
RAD-18NH7
RAD-25NH7
RAD-35NH7
RAD-50NH7

Hitachi RAD-25NH7 Specifications

General

Type	Split System
Capacity	2.5 kW
Cooling Capacity	2.5 kW
Power Supply	220-240V, 50Hz
Energy Efficiency Ratio (EER)	3.21
Coefficient of Performance (COP)	3.61
Refrigerant	R410A
Indoor Unit Weight	9 kg
Noise Level (Outdoor Unit)	50 dB

Summary

Safety Precautions

Precautions During Installation

Safety measures to follow before installing the air conditioner unit.

Precautions During Shifting or Maintenance

Safety guidelines for moving or maintaining the air conditioner unit.

Precautions During Operation

Essential safety precautions to observe while operating the air conditioner.

Multi-Air Conditioner

Combination of Operations

Details on how indoor units can be combined for operation in a multi-air conditioning system.

Adjusting the Number of Indoor Units

Guidance on reducing the number of indoor units for faster temperature control.

Stopped Indoor Units

Explanation of phenomena like refrigerant flow noise from stopped indoor units.

Names and Functions of Each Part

Indoor Unit Components

Identification and description of the components of the indoor air conditioner unit.

Model Name and Dimensions

Specifications listing model names and their physical dimensions.

Names and Functions of Remote Control Unit

Precautions for Remote Control Use

Important precautions to follow when handling and using the remote control.

Various Functions

Auto Restart Control

Functionality that automatically restarts the unit after a power failure.

Automatic Operation Mode

How the device automatically selects operation mode based on room temperature.

Automatic Fan Speed Adjustment

Explanation of automatic fan speed adjustment during cooling or heating operations.

Heating Operation

Dehumidifying Operation

Dehumidifying Function Explained

Detailed explanation of the dehumidifying mode and its behavior.

Cooling Operation

Timer Reservation

OFF Timer Reservation

Instructions on how to set the timer to turn the unit off.

ON Timer Reservation

Instructions on how to set the timer to turn the unit on.

Cancellation of Timer Reservation

Procedure to cancel any previously set timer reservations.

How to Set the Sleep Timer

How to Cancel Sleep Timer Reservation

Steps to cancel the sleep timer setting on the remote controller.

Explanation of the Sleep Timer

Circuit Breaker Usage

How to Use the Air Conditioner Effectively

Tips and methods for using the air conditioner in the most efficient way.

Ideal Ways of Operation

For Users Information

Air Conditioner and Room Heat Source

Information on how room heat sources affect air conditioner performance.

Not Operating for a Long Time

Guidance on what to do when the unit is not used for an extended period.

Protection During Lightning

Safety instructions to protect the unit during lightning storms.

Interference from Electrical Products

Advice on preventing interference from other electrical devices.

Maintenance

Air Filter Cleaning

Instructions on how to clean the air filter of the indoor unit.

Regular Inspection

After Sale Service and Warranty

Points to Check Before Service Request

Points to check before requesting service or warranty assistance.