Trouble shooting

Followings are not problems

Sound of water flowings are not

During unit start and operation or at stop, a swishing or

problems.

gurgling noise may be heard. This noise is generated by

refrigerant flowing in the system.

 

Sound of cracking is heard.

During unit operation, a cracking noise may be heard.

 

This noise is generated by the casing expanding or

 

shrinking because of temperatuer changes.

Smells are generated.

This is because the system circulates smells from the

 

interior air such as the smell of cigarettes or the painting

 

on the unit.

During operation, white fog or steam

When unit is running at places like restaurant where dense

comes out of indoor unit.

edible oil fumeis always exist, this will happen.

In cooling operation, unit switches to fan

To prevent frost from accumulating on indoor heat

operation.

exchanger, unit will switch to fan operation for a while

then resume cooling operation.

 

Unit will not restart after stop.

Though ON/OFF button is set to

Won't start?

ON, unit won't resume cooling,dry

 

or heating operation in 3 min after

 

it is stopped, this is because of 3-

 

min-delay protection circuit.

 

Please wait 3 minutes

No outlet air or fan speed can't be changed in

Unit will reduce fan speed repeatedly and automatically

dry mode.

if room temp. is too low in dry operation.

In heating operation, water or

T h i s o c c u r s w h e n f r o s t

steam are blown out of indoor

accumulated on the outdoor unit

unit.

is removed.

(during defrosting operation)

 

In heating operation, indoor fan won't stop even

After unit stops, indoor fan will go on running until indoor

if unit is stopped.

unit cools down.

8

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Haier HPU-42HH03, HPU-42CH03, HPU-42HI03, HPU-48HK03, HPU-48HJ03, HPU-48CJ03 Trouble shooting, Followings are not problems
Page 9 Page 11

HPU-48CK03, HPU-48CJ03, HPU-48HJ03, HPU-42HH03, HPU-48HK03 specifications

Haier has consistently pioneered innovative solutions in the HVAC sector, and their lineup of air conditioning units, including the HPU-42HI03, HPU-48HK03, HPU-48HJ03, HPU-48CK03, and HPU-42CH03, epitomizes this commitment to excellence. Each of these models is designed to provide efficient cooling and heating solutions, making them ideal for both residential and commercial applications.

Starting with the HPU-42HI03, this model boasts a powerful cooling capacity while maintaining energy efficiency. It features the latest inverter technology, which allows for precise temperature control and reduced energy consumption. The compact design of the unit makes it suitable for various installation settings, providing versatile solutions for different space requirements.

The HPU-48HK03 is another standout in this range, equipped with advanced refrigerant management systems that enhance performance and reliability. This model prioritizes user comfort with a selection of fan speed options and a quiet operation mode, ensuring a comfortable environment without being intrusive. Its robust build ensures durability, even in demanding conditions.

Not to be overlooked, the HPU-48HJ03 offers enhanced air filtration capabilities, capturing airborne pollutants and ensuring that the air quality in your space remains high. This model is particularly suited for environments where clean air is a priority, thanks to its multi-layer air purification system that effectively eliminates dust, allergens, and other contaminants.

The HPU-48CK03 integrates smart technology into its operation, allowing users to control the unit via smartphone applications. This model supports Wi-Fi connectivity, enabling remote access and adjustments to settings, making it convenient for users who desire flexibility and control. Alongside its energy-efficient performance, the HPU-48CK03 is designed to operate quietly, making it perfect for bedrooms or study areas.

Lastly, the HPU-42CH03 is characterized by its multi-zone capability, allowing for independent control of various zones within a building. This model is ideal for larger spaces or homes with open floor plans, as it can cater to different temperature preferences in different rooms. Its advanced chiller technology ensures that energy consumption remains low while delivering optimal cooling and heating performance.

In summary, the Haier HPU series—comprising the HPU-42HI03, HPU-48HK03, HPU-48HJ03, HPU-48CK03, and HPU-42CH03—offers a diverse array of features and technologies tailored to meet contemporary HVAC needs. Each model stands out for its energy efficiency, advanced engineering, and user-friendly controls, making them an excellent choice for anyone looking to enhance their indoor climate.
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