Hitachi RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT Names and Functions of Each Part

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NAMES AND FUNCTIONS OF EACH PART

INDOOR UNIT

Air filter

To prevent dust from coming into the indoor unit. (Refer page 16)

Front panel

Indoor unit indicators

Light indicator showing the operating condition. (Refer page 5)

Horizontal deflector Vertical deflector (Air Outlet)

(Refer page 15)

Remote controller

Send out operation signal to the indoor unit. So as to operate the whole unit.

(Refer page 6)

OUTDOOR UNIT

Air outlet

When “heating” operation is performed, cool air blows and when “cooling” or “dehumidifying” operation is performed, warm air blows.

Drain port

(Bottom) Earth terminal (Lower section of the side)

Drain hose

Drains the dehumidified water from the indoor unit to the outdoor during “cooling” or “dehumidifying” operation.

Piping and Wiring

Air inlets (Rear and left sides)

About the outdoor unit:

When “Stop” is selected during operation of the indoor unit, the fan of the outdoor unit continues turning for 10 to 60 seconds to cool the electric parts down.

In heating operation, condensate or water due to defrosting will flow. Do not cover the drain port of the outdoor unit because such water may freeze in the chilly area.

When the outdoor unit is hung on the ceiling, instal the bush and drain pipe on the drain port and drain- water.

MODEL NAME AND DIMENSIONS

MODEL

WIDTH (mm)

HEIGHT (mm)

DEPTH (mm)

 

 

 

 

RAS-25YHA, RAS-35YHA

780

280

215

 

 

 

 

RAC-25YHA, RAC-35YHA

750

548

288

 

 

 

 

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Contents Indoor UNIT/OUTDOOR Unit Precautions During Installation Precautions During Shifting or MaintenancePrecautions During Operation Do not climb on the outdoor unit or put objects on itNames and Functions of Each Part Air outletTimer Lamp Orange Filter Lamp GreenOperation Lamp Yellow This lamp lights during operation Attaching the negative ion stick to the filter frameSignal emitting window/transmission sign Temperature buttonsReset buttons FAN Speed selector Auto Swing button Timer controlVarious Functions Automatic OperationHeating Operation AutoItaliano Français Deutsch English Dehumidifying OperationCooling Operation Italiano Français Deutsch EnglishFAN Operation HOW to SET the Timer OFF-TimerTime button Timer control button Italiano FrançaisHOW to SET the Sleep Timer HOW to Exchange the Batteries in the Remote Controller Adjusting the AIR DeflectorsSpanish Italiano Français Deutsch English Procedure MaintenanceAIR Filter Cleaning of Front Panel Maintenance AT Beginning of Long OFF PeriodTimer PROGRAMMING/SLEEP Timer Operation InformationCapabilities Various FunctionsAfter Sales Service and Warranty Check to see if the power plug is securely insertedRegular Inspection Check to see if the unit’s earth line has been connectedDetails, consult your sales agent Memo Memo Memo 447 a

RAS-25YHA / RAC-25YHA RAS-35YHA / RAC-35YHA INDOOR UNIT specifications

Hitachi RAS-25YHA and RAS-35YHA indoor units represent cutting-edge technology in the world of air conditioning, designed to offer efficient cooling and heating solutions for residential and commercial spaces. These models prioritize comfort, energy efficiency, and advanced functionalities, making them ideal choices for modern living environments.

One of the prominent features of the RAS-25YHA and RAS-35YHA models is their robust energy efficiency. These units utilize advanced inverter technology, which allows the compressor to adjust its speed based on the cooling or heating demands of the space. As a result, users benefit from lower energy consumption and reduced electricity bills, while maintaining optimal temperature levels.

The sleek and compact design of the indoor units ensures they blend seamlessly into various interior styles. The units are available in a range of colors, catering to diverse aesthetic preferences while maintaining a minimalist look. This design not only enhances the overall appearance of the space but also maximizes airflow performance.

Both models are equipped with Hitachi’s innovative filter technology, which works to purify the air inside the environment. The filters effectively capture dust, allergens, and other particles, ensuring that occupants breathe cleaner and healthier air. Regular filter maintenance is simple, which adds to the overall convenience of using these units.

Another key feature is the quiet operation of the RAS-25YHA and RAS-35YHA. With specially designed fan blades and sound-dampening technology, these indoor units produce minimal noise, allowing users to enjoy a peaceful atmosphere whether at home or in the workplace.

The user-friendliness of these air conditioning units is enhanced by a remote control and an intuitive interface. Users can easily adjust the settings, change the modes, and schedule operations according to their convenience.

In summary, the Hitachi RAS-25YHA and RAS-35YHA indoor units are exemplary models that showcase advanced air conditioning technology. With their energy-efficient inverter systems, sleek designs, effective air purification, quiet operation, and user-friendly controls, they are an excellent investment for those seeking reliable and efficient climate control solutions in their spaces.