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Hitachi RAS-32CNH2 - User Manual

Hitachi RAS-32CNH2
20 pages
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SPLIT TYPE
HITACHI
INDOOR UNIT/OUTDOOR UNIT
MODEL
RAS-32CNH2/RAC-32CNH2
Instruction manual Page 1~18
To obtain the best performance and ensure years of trouble free use, please read this instruction manual
completely.
OUTDOOR UNIT INDOOR UNIT
RAS-32CNH2
RAC-32CNH2
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32CNH2 EN1 3/25/05, 2:301
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Hitachi RAS-32CNH2 Specifications

General IconGeneral
TypeSplit System
Cooling Capacity3.2 kW
Heating Capacity3.6 kW
Energy Efficiency Ratio (EER)3.21
Power Supply220-240V, 50Hz
RefrigerantR410A
Coefficient of Performance (COP)3.61
Noise Level (Outdoor Unit)50 dB

Summary

SAFETY PRECAUTIONS

PRECAUTIONS DURING INSTALLATION

Safety measures for unit installation to prevent leaks, shocks, or fire.

PRECAUTIONS DURING SHIFTING OR MAINTENANCE

Safety guidelines for moving or servicing the unit to avoid electric shock and fire.

PRECAUTIONS DURING OPERATION

Essential safety rules for operating the air conditioner correctly and safely.

UNIT PARTS AND SPECIFICATIONS

INDOOR UNIT COMPONENTS

Identifies parts of the indoor unit, including air filter, indicators, and controls.

OUTDOOR UNIT COMPONENTS

Identifies parts of the outdoor unit, including drain pipe and connecting cord.

MODEL SPECIFICATIONS AND DIMENSIONS

Lists model names with their width, height, and depth measurements.

OPERATION INDICATORS AND CONTROLS

SELECTOR SWITCH OPERATION

Explains the auto start and normal selector switch for power management.

INDOOR UNIT INDICATOR LAMPS

Details the meaning of operation, filter, signal, and timer indicator lights.

REMOTE CONTROL GUIDE

REMOTE CONTROL BUTTON FUNCTIONS

Description of remote control buttons for operation modes, timers, and settings.

REMOTE CONTROL USAGE TIPS

Precautions and advice for using the remote controller effectively.

AUTOMATIC OPERATION

STARTING AND ADJUSTING AUTOMATIC MODE

How to initiate and fine-tune the automatic operation mode.

AUTOMATIC MODE CONDITIONS

Conditions determining operation mode, temperature, and fan speed in automatic mode.

MANUAL OPERATION MODES

SELECTING MANUAL OPERATION MODE

Guide to manually selecting heating, dehumidifying, or cooling modes.

SETTING MANUAL TEMPERATURE

Instructions for setting the desired room temperature manually.

SETTING MANUAL FAN SPEED

Guide to manually adjusting fan speed for heating, cooling, and dehumidifying.

TIMER SETTINGS

SETTING THE OFF TIMER

Procedure to schedule automatic unit turn-off.

SETTING THE ON TIMER

Procedure to schedule automatic unit turn-on.

CANCELLING TIMER SETTINGS

How to cancel programmed timer reservations.

SLEEP TIMER FUNCTION

SETTING THE SLEEP TIMER

Instructions for setting the sleep timer to automatically turn off the unit after a specified time.

CANCELING THE SLEEP TIMER

Procedure to cancel an active sleep timer reservation.

SLEEP TIMER EXPLANATION

SLEEP TIMER OPERATION DETAILS

Details how fan speed and room temperature are automatically adjusted with the sleep timer.

AIRFLOW DIRECTION ADJUSTMENT

VERTICAL AIRFLOW CONTROL

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

HORIZONTAL AIRFLOW CONTROL

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

REMOTE CONTROL BATTERY REPLACEMENT

BATTERY REPLACEMENT PROCEDURE

Steps to replace batteries in the remote controller.

AIR FILTER MAINTENANCE

AIR FILTER CLEANING AND REPLACEMENT

Guide to cleaning and replacing air cleaning and deodorizing filters.

IDEAL OPERATION PRACTICES

OPTIMAL ROOM ENVIRONMENT

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

TIMER AND FILTER CARE

Guidance on effective timer usage and regular air filter cleaning for performance.

USER-SPECIFIC ADJUSTMENTS

Advice on temperature and airflow settings for babies, children, and the elderly.

USER INFORMATION AND SUPPORT

ROOM HEAT LOAD IMPACT

Explanation of how internal heat sources affect air conditioner performance.

POST POWER FAILURE OPERATION

Instructions for operating the unit after a power interruption.

LONG TERM STORAGE GUIDELINES

Recommendations for shutting down the unit for extended non-use periods.

LIGHTNING SAFETY PRECAUTIONS

Safety measures to protect the unit during thunderstorms by unplugging.

AIR FILTER MAINTENANCE

CLEANING PROCEDURE

Step-by-step guide for removing, cleaning, and reinstalling the air filter.

SUCTION GRILLE MAINTENANCE

WASHABLE GRILLE CLEANING

Instructions for removing, washing, and reattaching the washable suction grille.

MAINTENANCE FOR LONG OFF PERIOD

PREPARING THE UNIT FOR STORAGE

Procedure for operating the unit to dry it before a long period of non-use.

REGULAR INSPECTION

PERIODIC UNIT CHECKS

Points to check yearly or semi-annually for proper unit function and safety.

SERVICE AND WARRANTY INFORMATION

PRE-SERVICE TROUBLESHOOTING CHECKLIST

Points to verify before contacting service for operational issues.

NORMAL OPERATION NOTES AND ODOR REDUCTION

Information on normal operating sounds and tips for reducing odors.

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