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SPLIT TYPE AIR CONDITIONER
INDOOR UNIT/OUTDOOR UNIT
R32
OUTDOOR UNIT
RAC-S25YHA
RAC-S35YHA
Instruction manual
To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.
MODEL
RAS-S25YHA/RAC-S25YHA
RAS-S35YHA /RAC-S35YHA
- 1 -
INDOOR UNIT
RAS-S25YHA
RAS-S35YHA
Page 1~36
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Table of Contents
Related Manuals for Hitachi RAC-S35YHA
Summarization of Contents
SAFETY PRECAUTION
PRECAUTIONS DURING INSTALLATION
Essential safety guidelines and warnings to follow before and during the installation of the air conditioning unit.
PRECAUTIONS DURING SHIFTING OR MAINTENANCE
Critical safety measures to observe when moving or servicing the air conditioner to prevent injury or damage.
NAMES AND FUNCTIONS OF EACH PART
INDOOR UNIT
Identifies and describes the various components and their functions on the indoor air conditioning unit.
OUTDOOR UNIT
Details the parts and operational aspects of the outdoor unit of the air conditioner.
VARIOUS FUNCTIONS
Auto Restart Control
Explains the feature that automatically restarts the unit after a power failure with previous settings.
AUTOMATIC OPERATION
Details how the unit automatically selects the operating mode based on room temperature.
HEATING OPERATION
Defrosting
Describes the automatic defrosting process that occurs during heating to remove frost from the outdoor unit.
DEHUMIDIFYING OPERATION
Dehumidifying Function
Explains the specific functions and conditions for the dehumidifying mode of operation.
FAN OPERATION
AUTO SWING OPERATION
Instructions for enabling and disabling the automatic swing function of the air deflectors.
LEAVE HOME (LH) OPERATION
Continuous operation
Enables continuous operation to maintain a set temperature when the room is unoccupied.
Day timer operation
Allows setting specific days for continuous operation to maintain a set temperature.
INFO FUNCTION
To check temperature around remote controller
How to view the ambient temperature detected by the remote controller.
To check monthly power consumption
Guide to display past monthly power consumption data for heating and cooling.
Current calendar and clock can be retrieved from indoor unit
Method to retrieve and verify the current date and time settings from the indoor unit.
MAINTENANCE
AIR FILTER
Procedure for cleaning the air filter to maintain unit efficiency and save energy.
INFORMATION
CAPABILITIES
Overview of the unit's heating, cooling, and dehumidifying performance capabilities.
REFRIGERANT INFORMATION
Guidance on where to find information regarding the refrigerant used in the unit.
AFTER SALES SERVICE AND WARRANTY
WHEN ASKING FOR SERVICE, CHECK THE FOLLOWING POINTS
Checklist of common issues and points to verify before contacting service personnel.
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