Haier HDU-24H03/H, HDU-42H03/H, HDU-28H03/H Installation Manual for Wire Controller

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INSTALLATION MANUAL FOR WIRE CONTROLLER

1.Remove upper part of wire controller Remove upper part of wire controller by press.

PCB is mounted on lower part of wire controller, be careful not to damage it.

Upper part of wire controller

Lower part of wire controller

2. Install wire controller

(1) For exposed installation,

use 2 wood screws (accessory).

(2) For recessed installation,

use 2 wood screws (accessory).

Note

Try as far as possible a flat surface for installation. Don't use excessive force when tightening screws, or lower part might got deformed.

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Contents Manual Please read this manual carefully before usingTable of Contents Disposal of the old air conditioner It could cause such problems as water leakage Safety PrecationsMake sure to use a fuse of proper electric rating Safety PrecautionsSafety Precaution Applicable ambient temperature rangeMachine is adaptive in following situation Parts and Functions HDU-24H03/HHDU-42H03/H HDU-28H03/HAir outlet Duct Drainpipe Air inlet Buttons and display of the wire controller Clock set Remote controlOperation Select temp. setting RecommendationsFan speed selection Set Clock correctly before starting Timer operation Select your desired Timer mode on or OFFPress Time Follow the same procedures in Time setting for Timer on Select OffonPress Time button Cooling, dehumidifying mode Heating modeComfortable Sleep Operation Unit fails to start MalfunctionCooling or heating is not sufficient Cooling is not sufficientStopped. Because the protecting circuit is activated Followings are not malfunctionDuring this time air conditioner operates in fan Outdoor unit during heating During defrosting operationPoints to observe Care and MaintenanceWarming Operation Is the Unit Installed Correctly Installation placeElectric work Installation Manual for Wire Controller Indoor unit wiring Replace the upper part of wire controllerHint Selection of the place of installation AccessoriesInstallation of outdoor unit InstallationRefrigerant piping Outline pipingPiping size To use vacuum pump ModelWire size Switch Leak Rated capacity a Minimum Electric wiring5mm 30mA 0mm 30mATest run Safety precautions Installation Manual for Indoor UnitChoose installation place Preparation before installation Drain Piping Installation of indoor unitInstallation of air suction and discharging duct Shape Square duct Dimension Air volume Chosen chart of simple ductAir discharging fan Improper example Examples of improper installationExample of the method of choosing capacity number Operation method of fan controllerRefrigerant pipe

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.