Haier AU282AHERA, AU182AFERA Before starting test run for all Heat pump models, Test run

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Installation Procedure

Electric wiring

 

 

 

(1)Before starting test run (for all Heat pump models)

Confirm whether the power source breaker (main switch) of the unit has been turned on for over 12 hrs to energize the crankcase heater in advance of operation.

(2)Test run

Run the unit continuously for about 30 minutes, and check the following. Suction pressure at check joint of service valve for gas pipe.

Discharge pressure at check joint on the compressor discharge pipe. Temperature difference between return air and supply air for indoor unit.

10. Trouble display

Trouble description

Display of LED borad

Analyze and diagnose

 

LED 5-4-3-2-1

 

 

 

 

 

 

Spdu module failure

00001

Spdu module failure

 

 

 

 

Abnormal of DC moter

00010

Jam of DC motor or motor failure

 

 

 

 

Communication error between indoor and outdoor

00011

Communication fail over 4min

unit

 

 

 

Compressor discharging temprerture protection

00100

Compressor discharging tempreature

 

 

 

over 120 centigrade

 

Spdu module over current protection

00101

Current of spdu module over 21A last

 

 

4set

Abnormal of outdoor ambietn sensor

00110

Outdoor ambietn sensor short-circuit or

 

 

 

open-circuit last 3sec

 

Abnormal of piping sensor or suction sensor

00111

Piping sensor or suction sensor short-

 

 

circuit or open-circuit last 3sec

 

High pressure protection

01000

System high pressure over 4.5Mpa

 

 

 

Abnormal of compressor discharge sensor

01001

Compressor discharge sensor short-

 

 

 

circuit or open-circuit

 

The power supply is not the 50Hz

01010

The power supply is not the 50Hz

 

 

 

Eeprom failure

01110

Outdoor main board eeprom fail

 

Compressor JAM

01111

Inner compressor is abnormal

Compressor vibration abnormal

10000

Compressor vibration abnormal when

 

start-up

 

 

 

Compressor start-up abnormal

10001

Compressor start-up abnormal

 

Rotor of inner compressor is malposition

10010

Rotor of inner compressor is malposition

 

 

when start-up

 

Position-inspect circuit failure

10011

Position-inspect circuit failure of spdu

 

 

module

 

Compressor failure

10100

Compressor failure

Compressor suction sensor over high

10101

In operation the suction temperature

 

 

 

over 40 centigrade

Communication error between main board and

10110

Communication error between main

 

spdu module

 

board and spdu module

 

Spdu module temperture protection

10111

Spdu module temperture is too high

 

Low pressure protection

11000

System low pressure under 0.15Mpa

 

 

 

 

Note:

For display of LED board, the number "1" mean the LED is light. the number "0" mean the LED is OFF.

User should not to change the dip switch of LED board.

Please consult the operation and instrucion to get detailed information about outdoor unit trouble.

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Contents Room AIR Conditioner Contents Name of Parts Safety Cautions Symbols used in the illustrationsInstalled electrical-leaking circuit breaker Have the unit professionally installed Securely attach the terminal coverpanel on the unitOnly use specified parts Use a vacuum pump with a reverse-flow- check valveExercise special care when handling the tools Before Installing the UnitDo not use a charging cylinder Only use R410A refrigerantMake sure the wires are not subject to tension Properly dispose of the packing materialsDo not operate the unit without air filters Items to Be Checked Necessary Tools and MaterialsTool and materials that must not used with R410A Piping Materials/Radial Thickness Flare Machiningtype-O and OL onlyFlare Nut Airtightness Test Items to be strictly observedReasons VacuumingCharging Refrigerant Remedies to be taken in case of a refrigerant leakInstallation Procedure Installation of outdoor unit AU242AGERA Refrigerant piping Refrigerant piping Piping size Air discharging method Piping method to use wacuum pump e.g. AU182AFERA Electric wiring Wiring connection Wiring procedureBefore starting test run for all Heat pump models Test runHaier Group

AU282AHERA, AU242AGERA, AU362AHERA, AU36NAHERA, AU182AFERA specifications

Haier, a leading brand in home appliances and air conditioning solutions, offers a range of innovative air conditioners designed to enhance comfort and energy efficiency. Among their notable models are the AU36NAHERA, AU182AFERA, AU242AGERA, AU362AHERA, and AU282AHERA, each tailored to meet diverse cooling needs.

The AU36NAHERA is a high-capacity air conditioning unit, perfect for larger spaces. Its powerful compressor ensures rapid cooling, while the inverter technology optimizes energy consumption by adjusting the cooling output according to the ambient temperature. This model also features a 3D airflow system, which maintains consistent temperature distribution throughout the room, enhancing overall comfort.

Moving to the AU182AFERA, this air conditioner is ideal for medium-sized areas. It utilizes advanced filtration technology, including a high-performance HEPA filter that captures airborne dust, allergens, and pollutants. This feature not only provides cleaner air but also promotes a healthier environment, making it a perfect choice for families or individuals with allergies.

The AU242AGERA stands out with its sleek design and versatile functionality. This model is equipped with a smart control feature that allows users to manage settings through a mobile app. Additionally, its eco-friendly refrigerant contributes to lower carbon emissions, showcasing Haier's commitment to sustainability without sacrificing performance.

The AU362AHERA is another impressive unit that combines efficiency and performance. Its turbo cooling feature ensures quick temperature drops during hot days, while the quiet operation mode guarantees a peaceful environment. This model is equipped with a self-cleaning function that removes dust and germs from the evaporator, further promoting air quality.

Lastly, the AU282AHERA offers a balance of compact size and powerful cooling capabilities. Its energy-efficient design makes it suitable for smaller spaces without compromising performance. Equipped with a user-friendly remote control, this model provides convenience in adjusting settings from anywhere in the room.

Together, these models exemplify Haier's dedication to integrating advanced technology, energy efficiency, and user convenience, making them excellent choices for anyone looking to enhance their indoor climate while remaining environmentally conscious.
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