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Hitachi RAK-35N6 - User Manual

Hitachi RAK-35N6
24 pages
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SPLIT TYPE AIR CONDITIONER
INDOOR UNIT
MODEL
RAK-25N6
RAK-35N6
RAK-50N6
INDOOR UNIT
Instruction manual Page 1~24
To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.
RAK-25N6
RAK-35N6
RAK-50N6
RAK-25-35-50N6 (1).indd 1 1/5/13 11:11 AM
Process Black
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Hitachi RAK-35N6 Specifications

General IconGeneral
Cooling Capacity3.5 kW
Heating Capacity4.0 kW
RefrigerantR410A
Power Supply220-240V, 50Hz
Energy Efficiency Ratio (EER)3.21
Indoor Unit Weight9 kg
TypeSplit System
Noise Level (Outdoor)50 dB(A)

Summary

Safety Precautions

Installation Safety Guidelines

Crucial safety measures for installing the air conditioner unit.

Maintenance and Shifting Safety

Safety instructions for moving or servicing the unit.

Operational Safety Measures

Essential precautions to ensure safe unit operation.

Names and Functions of Unit Parts

Indoor Unit Component Identification

Details on the parts of the indoor unit and their roles.

Remote Controller Overview

Explanation of the remote control's design and purpose.

Model and Dimension Specifications

Provides model numbers and physical dimensions of the air conditioner.

Indoor Unit Indicators and Controls

Filter Lamp Indicator

Alerts users to clean the air filter after 200 operating hours.

Operation and Timer Lamps

Displays unit status: operation and timer activation.

Temporary Switch Functionality

Enables manual unit control when the remote is unavailable.

Remote Control Unit Features

Remote Control Buttons Explained

Describes the purpose and function of each button on the remote.

Remote Control Usage Guidelines

Important precautions and advice for handling and using the remote control.

Cooling Operation Guide

Initiating Cooling Mode

Steps to start the cooling function using the remote control.

Setting Fan Speed for Cooling

Adjusting fan speed for optimal cooling comfort.

Setting Desired Cooling Temperature

Adjusting the target room temperature for cooling.

Dehumidifying Operation Guide

Activating Dehumidification Mode

How to start the dehumidifying function.

Setting Dehumidifying Temperature

Adjusting the desired room temperature for dehumidification.

Dehumidifying Function Mechanism

Explains how dehumidification operates based on temperature settings.

Super Silent Operation Mode

How to Activate Super Silent

Guide to enabling the quietest operating mode.

Exiting Super Silent Mode

Methods to cancel or stop the Super Silent operation.

Circulation Operation Mode

Starting Circulation Mode

Instructions to initiate the air circulation function.

Fan Speed and Temperature Settings

Adjusting fan speed and temperature for circulation.

Circulation Mode Functionality

Details on circulation operation without active cooling.

Speed Cool Feature

Engaging Speed Cool Function

How to enhance cooling and airflow with Speed Cool.

Speed Cool Settings and Impact

Details fan speed and deflector angle changes during Speed Cool.

Sleep Timer Functionality

Setting the Sleep Timer

Step-by-step guide to set the timer for automatic shutdown.

Sleep Timer Operation Details

Explains how the sleep timer auto-adjusts settings for user comfort.

Timer Reservation Guide

Setting the ON Timer

How to schedule the unit to turn on at a specific time.

Airflow Louver Adjustments

Vertical Airflow Direction Control

How to adjust the horizontal deflector for upward/downward airflow.

Horizontal Airflow Direction Control

How to adjust the vertical deflector for left/right airflow.

Remote Controller Battery Replacement

Battery Replacement Procedure

Step-by-step instructions for changing remote controller batteries.

Battery Handling Precautions

Warnings regarding battery types, mixing, and storage.

Optimal Operation Practices

Room Condition Management

Tips on temperature, ventilation, and window coverings for efficiency.

Timer Use and Filter Care

Guidance on effective timer usage and air filter cleaning.

User Comfort Adjustments

Adjusting settings for babies, children, and the elderly.

Important User Information

Cooling Capacity and Room Heat

How room heat affects the air conditioner's cooling performance.

Extended Unused Unit Handling

Advice on powering off the unit for long periods.

Lightning Safety and Interference

Safety measures during storms and avoiding electrical interference.

Air Cleansing Filter Installation

Filter Installation Steps

Step-by-step instructions for installing air cleansing filters.

Filter Performance and Type

Information on filter performance, washability, and replacement type.

Unit Maintenance Guide

Air Filter Cleaning Procedure

Detailed steps for cleaning and maintaining the air filter.

Air Filter Care Warnings

Cautions regarding washing methods, drying, and detergent use for filters.

Front Panel Maintenance

Front Panel Cleaning Instructions

How to clean the indoor unit's front panel.

Front Panel Removal and Reattachment

Instructions for safely removing and reattaching the front panel.

Front Panel Cleaning Cautions

Warnings about using specific cleaning agents on the plastic surface.

Regular Inspection and Electrical Safety

Earth Line and Circuit Breaker Safety

Emphasizes earth line connection and circuit breakers for safety.

Scheduled Inspection Checklist

Key items to check during regular half-yearly or yearly inspections.

After-Sales Service and Troubleshooting

Pre-Service Operational Checks

Points to check before contacting service for operational issues.

Normal Operation Sounds and Odor Control

Explains occasional noises and how to reduce odors.

Operating Temperature Recommendations

Recommended Cooling Temperature Ranges

Specifies ideal indoor and outdoor temperature ranges for cooling.

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