Hitachi RAS-51CHA3 Precautions During Installation, Precautions During Shifting or Maintenance

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SAFETY PRECAUTION

●Please read the “Safety Precaution” carefully before operating the unit to ensure correct usage of the unit.

●Pay special attention to signs of “ ! Warning” and “ ! Caution”. The “Warning” section contains matters which, if not observed strictly, may cause death or serious injury. The “Caution” section contains matters which may result in serious consequences if not observed properly. Please observe all instructions strictly to ensure safety.

●The sign indicate the following meanings.

Make sure to connect earth line.

The sign in the figure indicates prohibition.

 

 

 

 

Indicates the instructions that must be followed.

●Please keep this manual after reading.

PRECAUTIONS DURING INSTALLATION

●Do not reconstruct the unit.

Water leakage, fault, short circuit or fire may occur if you reconstruct the unit by yourself.

●Please ask your sales agent or qualified technician for the installation

!of your unit. Water leakage, short circuit or fire may occur if you install

WARNING

the unit by yourself.

 

● Please use earth line.

 

Do not place the earth line near water or gas pipes, lightning-conductor,

 

or the earth line of telephone. Improper installation of earth line may

 

cause electric shock.

●A circuit breaker should be installed depending on the mounting site of

!

the unit. Without a circuit breaker, the danger of electric shock exists.

 

 

 

 

 

 

 

 

● Do not install the unit near a location where there is flammable gas.

CAUTION

The outdoor unit may catch fire if flammable gas leaks around it.

 

 

 

 

 

●Please ensure smooth flow of water when installing the drain hose.

PRECAUTIONS DURING SHIFTING OR MAINTENANCE

!

● Should abnormal situation arises (like burning smell), please stop operating the unit

and turn off the circuit breaker. Contact your agent. Fault, short circuit or fire may

Woccur if you continue to operate the unit under abnormal situation.

A

● Please contact your agent for maintenance. Improper self maintenance may cause

R

 

Nelectric shock and fire.

I

 

Please contact your agent if you need to remove and reinstall the unit. Electric

N

●

 

 

Gshock or fire may occur if you remove and reinstall the unit yourself improperly.

PRECAUTIONS DURING OPERATION

● Avoid an extended period of direct air flow for your health.

!

 

 

W

● Do not insert a finger, a rod or other objects into the air outlet or inlet. As the

fan is rotating at a high speed, it will cause injury. Before cleaning, be sure

A

to stop the operation and turn the breaker OFF.

 

R

 

 

 

N

● Do not use any conductor as fuse wire, this could cause fatal accident.

 

I

 

 

N

● During thunder storm, disconnect and turn off the circuit breaker.

 

G

 

 

 

 

● This unit has UV LED which emits ultra violet light.

!

 

AVOID DIRECT EYE EXPOSURE.

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Contents Indoor UNIT/OUTDOOR Unit Precautions During Operation Precautions During InstallationPrecautions During Shifting or Maintenance U T I O N Indoor Unit Model Name and DimensionsNames and Functions of Each Part Outdoor UnitHitachi Indoor Unit IndicatorsOperation Indicator Names and Functions of Remote Control Unit Remote ControllerStop Automatic OperationStart Heating Operation Start StopDehumidifying Operation Dehumidifying FunctionCooling Operation FAN Operation HOW to SET the Timer Time, Day, MonthLights. a beep occurs Timer lamp lights on the indoor unit HOW to SET the Sleep Timer Explanation of the sleep timer Adjusting the AIR Deflector HOW to Exchange the Batteries in the Remote Controller Suitable Room Temperature Install curtain or blinds Ideal Ways of OperationFor USER’S Information UV-LEDAttaching the AIR Cleansing and Deodorizing Filters Maintenance AIR FilterWashable Front Panel Maintenance AT Beginning of Long OFF Period Regular InspectionCondition Check the Following Points After Sale Service and WarrantyWhen Asking for SERVICE, Check the Following Points Memo Memo

RAS-51CHA3 specifications

The Hitachi RAS-51CHA3 is a prominent air conditioning unit designed to offer optimal cooling and heating solutions for residential and light commercial applications. Known for its innovative technology and performance, this model integrates advanced features aimed at enhancing comfort, energy efficiency, and convenience.

One of the main features of the Hitachi RAS-51CHA3 is its impressive cooling capacity. With a rated capacity of 5.1 kW, this air conditioner efficiently cools medium to large spaces, ensuring a pleasant indoor climate even during the hottest summer months. The model also boasts a heating capacity of 5.6 kW, making it a versatile choice for year-round comfort.

In terms of energy efficiency, the RAS-51CHA3 is equipped with a high Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER), allowing it to deliver superior performance while minimizing energy consumption. Users can benefit from reduced electricity bills without compromising on comfort, as this air conditioning system is designed to operate efficiently, even during prolonged usage.

The unit incorporates a Smart Inverter technology, which allows for precise temperature control and smoother climate adjustments. This technology adapts the compressor speed to the cooling or heating demand, resulting in consistent comfort and reduced wear on components, ultimately extending the lifespan of the unit.

Moreover, the Hitachi RAS-51CHA3 features an integrated air purifying system that includes filters capable of trapping dust, allergens, and other airborne particles, ensuring that the indoor air quality remains high. The self-cleaning function further enhances maintenance by preventing the accumulation of mold and bacteria.

Convenience is also a key characteristic of this model. The remote control feature allows users to adjust settings from a distance, while the programmable timer enables optimal scheduling, ensuring that the system operates only when needed. Additionally, the quiet operation of the RAS-51CHA3 makes it suitable for bedrooms and living areas, contributing to a peaceful environment.

In summary, the Hitachi RAS-51CHA3 stands out with its robust cooling and heating capabilities, high energy efficiency, innovative technologies, and user-friendly features. It is an excellent choice for those seeking a reliable and efficient HVAC solution for their home or small business.
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