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Hitachi RAS-80YHA3 User Manual

Hitachi RAS-80YHA3
24 pages
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INDOOR UNIT/OUTDOOR UNIT
INDOOR UNITOUTDOOR UNIT
RAS-70YHA3
RAS-80YHA3
MODEL
RAS-70YHA3/RAC-70YHA3
RAS-80YHA3/RAC-80YHA3
SPLIT TYPE
RAC-70YHA3
RAC-80YHA3
Instruction manual
Page 1~24
To obtain the best performance, please read this instruction manual completely.
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Hitachi RAS-80YHA3 Specifications

General IconGeneral
TypeSplit System
Cooling Capacity8.0 kW
Heating Capacity9.0 kW
Power Supply220-240V, 50Hz
Energy Efficiency Ratio (EER)3.21
Coefficient of Performance (COP)3.61
RefrigerantR410A

Summary

SAFETY PRECAUTIONS

Precautions During Installation

Essential safety measures and warnings for installing the air conditioner unit correctly.

Precautions During Shifting or Maintenance

Guidelines for safely moving or performing maintenance on the unit, including warnings.

Precautions During Operation

Critical safety instructions to follow while the air conditioner is in use to prevent hazards.

NAMES AND FUNCTIONS OF EACH PART

Indoor Unit Components

Details and identification of the various parts and features of the indoor unit.

Outdoor Unit Components

Details and identification of the various parts and features of the outdoor unit.

INDOOR UNIT INDICATORS

OPERATION INDICATOR

TEMPORARY SWITCH OPERATION

REMOTE CONTROL UNIT FUNCTIONS

Remote Controller Description

Overview of the remote control's buttons, display, and transmission capabilities.

Remote Controller Usage Precautions

Important warnings and advice for handling and using the remote controller properly.

VARIOUS FUNCTIONS

Auto Restart Control

Explanation of the unit's ability to resume operation automatically after a power interruption.

AUTOMATIC OPERATION

HEATING OPERATION

Defrosting Operation

Details on the automatic defrosting process, its duration, and indicator.

DEHUMIDIFYING OPERATION

Dehumidifying Function Details

Explanation of how the dehumidifying function works based on room temperature settings.

COOLING OPERATION

FAN OPERATION

Fan Speed Auto Mode

Details on how fan speed automatically adjusts in cooling and heating modes.

HOW TO SET THE TIMER

Setting Current Time

Procedure for setting and checking the current time on the remote controller.

Setting the OFF-Timer

Steps to set the timer for the unit to automatically turn off at a specified time.

Setting the ON-Timer

Steps to set the timer for the unit to automatically turn on at a specified time.

HOW TO SET THE SLEEP TIMER

Sleep Timer Function

Instructions for setting the sleep timer for automatic operation and shutdown.

Cancelling Sleep Timer

Procedure to cancel a previously set sleep timer reservation.

ADJUSTING THE AIR DEFLECTOR

Upward and Downward Airflow Adjustment

Guide to adjusting the horizontal air deflector for vertical airflow control.

Left and Right Airflow Adjustment

Guide to adjusting the vertical air deflectors for horizontal airflow control.

REMOTE CONTROLLER BATTERY REPLACEMENT

TEMPORARY SWITCH OPERATION

CIRCUIT BREAKER USAGE

IDEAL OPERATION PRACTICES

Room Environment Optimization

Advice on managing room temperature, ventilation, and window coverings for efficiency.

Maintenance and Timer Usage

Recommendations for filter cleaning and effective use of timer functions.

User Safety and Comfort Tips

Specific advice for operating the unit safely and comfortably for children and the elderly.

USER INFORMATION

Operational Context and Precautions

Information on heat sources, long-term non-operation, and general user advice.

Lightning Precautions

Safety measures to take to protect the unit during lightning storms.

Electrical Product Interference

Guidance on minimizing interference between the unit and other electrical products.

ATTACHING AIR PURIFYING FILTERS

MAINTENANCE PROCEDURES

Pre-Filter Cleaning

Instructions for cleaning the pre-filter to maintain airflow and cooling efficiency.

Washable Front Panel Maintenance

Procedure for cleaning the removable front panel of the indoor unit.

Maintenance Before Long Off Period

Steps for preparing the unit before a prolonged period of non-use.

REGULAR INSPECTION

AFTER SALE SERVICE AND WARRANTY

Service Request Checklist

Key points to check and provide when requesting service for the air conditioner.

Operational Notes

Important notes on normal operating sounds and potential odor sources.

OPERATING TEMPERATURE GUIDELINES

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