PARTS AND FUNCTIONS

Operation

Buttons and display of the wire controller.

CLOCK

MODE

Used to set correct time.

Used to select AUTO

 

RUN, COOL, DRY,

 

HEAT and FAN

TIMER

operation.

Used to select

 

 

 

 

 

FAN SPEED

TIMER ON,

 

 

 

 

 

TIMER OFF,

 

 

 

 

 

 

TIMER ON/OFF.

 

 

 

 

 

Used to select fan

 

 

 

 

 

 

speed: LO, MED, HI,

 

 

 

MODE

FAN

SWING

AUTO

 

 

 

 

AUTO

 

 

 

TEMP

 

 

 

 

 

 

 

 

 

 

 

CLOCK

 

SET

TEMP

 

 

SET

TIMER

 

SLEEP

Used to select your

 

%

 

 

desired temp.

 

ROOM

C

 

 

NO

FO

 

 

FILTER RESET

RESET

 

AM

 

 

AM

 

 

 

PM

 

 

PM

 

 

 

 

SET

 

ON/OFF

TIME

Used to confirm Timer

and Clock settings.

Used to set clock and timer setting.

 

SLEEP

Power ON/OFF

Used to select sleep

 

mode.

Used for unit start and stop.

Cautions:

Note:

On cooling only unit, heating

The above information is the explanation of

mode is not available.

the displayed information therefore varies

 

with those displayed in actual operation.

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Haier HDU-28H03/H, HDU-24H03/H, HDU-42H03/H instruction manual Buttons and display of the wire controller
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HDU-28H03/H, HDU-42H03/H, HDU-24H03/H specifications

Haier has established itself as a leading name in the HVAC sector, and their HDU series, including models HDU-28H03/H, HDU-42H03/H, and HDU-24H03/H, exemplifies the brand's commitment to quality and efficiency. These air conditioning units are ideal for both residential and commercial use, designed to provide optimal comfort without compromising on energy efficiency.

One of the standout features of the HDU series is its advanced inverter technology. This allows the units to adjust their cooling and heating output based on the current demand, ensuring that energy is used efficiently. As a result, users can expect reduced energy bills while enjoying a consistently comfortable indoor climate. The inverter system minimizes temperature fluctuations by maintaining a steady output, enhancing overall comfort.

Another notable aspect of the HDU models is their high energy efficiency ratings, often reaching levels that exceed industry standards. This is largely due to the use of R32 refrigerant, which has a lower global warming potential compared to traditional refrigerants. The incorporation of R32 not only makes these units more environmentally friendly but also helps to improve efficiency, providing effective cooling and heating performance even in extreme weather conditions.

Additionally, the HDU units boast a wide operating temperature range. They are designed to work seamlessly in a variety of climates, maintaining performance in temperatures as low as -15°C for heating and up to 50°C for cooling. This adaptability makes them a versatile choice for different geographic locations.

Quiet operation is another impressive feature of the HDU series. The indoor units are engineered to operate at whisper-quiet levels, making them ideal for bedrooms, offices, or any space where noise could be a concern. This allows users to enjoy a peaceful environment while maintaining their comfort.

The user-friendly interface and smart features of the HDU models further enhance their appeal. Equipped with modern remote controls and optional Wi-Fi connectivity, users can easily manage their air conditioning settings from anywhere, providing convenience and flexibility.

In summary, the Haier HDU-28H03/H, HDU-42H03/H, and HDU-24H03/H models combine advanced inverter technology, high energy efficiency, a wide operating temperature range, and quiet operation to deliver outstanding performance. Their smart features and eco-friendly refrigerant make them a reliable choice for those seeking comfort and efficiency in their HVAC systems.
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