Haier HDU-42CF03/H installation manual Malfunction

Page 17

Malfunction

Failure description

Code on wired controller

 

 

Room temp. sensor abnormal

E1

 

 

Indoor coil temp. sensor abnormal

E2

 

 

Outdoor temp. sensor abnormal

E3

 

 

Outdoor coil temp. sensor abnorma

E4

 

 

Over-current malfunction

E5

 

 

High / Low pressure abnormal

E6

 

 

Communication malfunction between indoor PCB and wired controller

E8

 

 

Communication malfunction between indoor PCB and outdoor PCB

E9

 

 

The float switch malfunction

E0

 

 

16

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Contents Duct Type AIR Conditioner Table of Contents Disposal of the old air conditioner Make sure the system is grounded Safety PrecautionsDo not wash the air conditioner with water Machine is adaptive in following situation Parts and Functions Parts and Functions Operation Buttons and display of the wire controllerCool Fan operation Auto RUN, COOL,HEAT and DRY Timer operation Timer ON-OFF Cooling, dehumidifying mode Heating mode This series changeover switch is set 1. on 2.OFF 3.OFF 4.OFF Unit fails to start MalfunctionCooling or heating is not sufficient Cooling is not sufficientMalfunction Followings are not malfunction Points to observe Care and MaintenanceHOT KEEPis operated in the following cases For Preparation of HeatingHot KeepInstallation place Is The Unit Installed CorrectlyWhen you change your address or the installation place For inspection and maintenanceInstall wire controller Installation Manual For Wire ControllerHint Wire sizeHint Safety precautions Installation Manual For Indoor UnitHeight of ceiling Choose installation placeHanger bolts installation Preparation before installationAdjusting to the levelness Installation of indoor unitDrain Piping Good pipingDrainage Test Installation of air suction and discharging ductProcedures Air volume Chosen chart of simple ductExamples of improper installation Operation method of fan controller Rotate this switchR0.4~0.8 Refrigerant pipeWiring connection Installation Manual For Electric WiringHaier Group

HDU-42CF03/H specifications

Haier HDU-42CF03/H is a cutting-edge air conditioning unit designed to provide optimal cooling and heating solutions for both residential and commercial spaces. Renowned for its innovative features and advanced technologies, this model stands out in the competitive HVAC market.

One of the main features of the Haier HDU-42CF03/H is its impressive cooling capacity of 4.2 kW, making it suitable for medium to large-sized rooms. This capacity allows the unit to maintain a comfortable indoor environment even during the hottest summer months. Additionally, it comes equipped with a heating function, ensuring that users can stay warm during colder seasons, thus providing year-round climate control.

The HDU-42CF03/H incorporates advanced inverter technology. This feature allows the air conditioner to adjust its compressor speed based on the indoor temperature, leading to more efficient power consumption. By maintaining a consistent temperature without unnecessary fluctuations, the inverter technology not only enhances comfort but also reduces energy bills, making it a cost-effective choice for consumers.

Another notable characteristic of this model is its quiet operation. With noise levels as low as 30 dB, the Haier HDU-42CF03/H ensures a peaceful environment, making it ideal for bedrooms, offices, or any space where noise reduction is a priority. This feature is particularly appealing to users who value tranquility while enjoying a comfortable climate.

The unit also features a user-friendly remote control system that allows for easy adjustments from a distance. The intuitive settings enable users to switch between modes, set timers, and modify temperatures without hassle. Furthermore, it includes a programmable timer, giving residents the flexibility to schedule cooling and heating times according to their routines.

In terms of air quality, the Haier HDU-42CF03/H is equipped with a multi-layer filtration system, which effectively removes dust, allergens, and pollutants from the air. This feature not only ensures cleaner air but also promotes better health and well-being for users, particularly for those with respiratory issues.

Lastly, the design of the Haier HDU-42CF03/H is sleek and modern, allowing it to blend seamlessly with various interior styles. Its compact size makes installation straightforward, whether wall-mounted or in a corner setup.

In summary, the Haier HDU-42CF03/H is an exceptional air conditioning unit that combines efficiency, comfort, and modern technology, making it a valuable addition to any home or office. With its inverter technology, quiet operation, user-friendly controls, and excellent air filtration capabilities, it addresses the diverse needs of consumers while ensuring optimal performance and satisfaction.