The caution items are classified into “Warning” and “Caution”. The “Warning” items are especially important since they can lead to death or serious injury if they are not followed closely. The “Caution” items can also lead to serious accidents under some conditions if they are not followed. Therefore, be sure to observe all the safety caution items described below.
Do not tilt the unit when removing it. The water inside the unit can spill and wet the furniture and floor. Be sure to check that the refrigerating cycle section has cooled down sufficiently before conducting repair work.
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Do not install the equipment in a place where there is a possibility of combustible gas leaks. If a combustible gas leaks and remains around the unit, it can cause a fire. Be sure to install the packing and seal on the installation frame properly. If the packing and seal are not integral installed properly, water can enter the room and wet the furniture and floor.
1.1.3 Inspection after Repair Warning Check to make sure that the power cable plug is not dirty or loose, then insert the plug into a power outlet all the way. If the plug has dust or loose connection, it can cause an electrical shock or fire.
HSU-12LEK03-Y2 Introduction 1.1.4 Using Icons Icons are used to attract the attention of the reader to specific information. The meaning of each icon is described in the table below: 1.1.5 Using Icons List Icon Type of Information Description A “note” provides information that is not indispensable, but may...
Compressor can’t be controlled by temperature sensor within 2 minutes after it starts control When Tr> Ts, outdoor fan motor and compressor on, and indoor fan motor run at fixed wind speed. When Tr Ts, outdoor fan motor and compressor off, and when Tr > Ts, outdoor fan motor and compressor are working again .If Tr=Ts, the indoor fan motor ,...
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Zone of return deference OFF after 5 minutes Fan ,compressor ON Tp( .) When the compressor ceases due to the sensor OFF, unit On or OFF or fault, it will 3minutes stand-by time maintain pause for 3 minutes. If the unit is suddenly off during running due to power failure, or closed for maintenance...
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When the air conditioner is in OFF state, press the emergency switch for 5 seconds till hearing 2 sounds of click from the buzzer, then the air conditioner will turn to the trial run state. The unit will run in the refrigerating mode and the indoor fan will run in high wind speed mode.
2 seconds elapse. You can set 24-hour timer on or timer off as required, and the minimum time unit is 1 minute. After setting, a pattern of clock displayed on the LED, and it is off when timer Timer function: setting is completed.
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2. The indoor heat exchanger thermistor is used for preventing high temperature and high temperature expiration protection. During the heating operation , When the temp. of coil pipe is above 72 ,compressor and outdoor fan motor stop running 2 seconds later, and inlet air runs as the temp. sensor is off...
Safety Instructions and Warnings Before disposing an old air conditioner that Before starting the air conditioner, read the goes out of use, please make sure it's inop- information given in the User's Guide caref- erative and safe. Unplug the air conditioner ully.
Do not attempt to install the air conditioner by yourself because improper works may cause electric shock, fire, water leakage. lnstallation in a inadequate place may cause accidents. Do not install in the following place. CAUTION Do not install in the...
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PROHIBITION PROHIBITION CAUTION Take fresh air occasionally especially Do not operate the switch with Do not use for the purpose of storage of food, art work, precise equipment, when gas appliance is running at the wet hand. breeding, or cultivation.
Hint: POWER/SOFT Remove the batteries in case unit won't be in usage for a long period. If there are any display after taking-out, just need to press reset key Domestic air conditioner...
2.In FAN operation mode the unit will not operate in COOL mode but only in FAN mode ,AUTO is not available in FAN mode.And temp.setting is disabled. Heat Operation Air Flow Direction Adjustm Vertical flap Pos.1 Pos.2...
You can let unit start or stop automatically a following times: is defective or lost. Before you wake up in the morning, or get back from outside When the emergency operation switch is or after you fall asleep at night.
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Power Failure Resume Function Note to the power failure resume: If the unit is started for the first time, the compressor will not press the sleep button ten times in five seconds and enter start running unless 3 minutes have elapsed. When the power function after hearing four sounds.And press the sleep button...
Clean the filter. for a long time, turn off the Use a vacuum cleaner to remove dust, or wash the filter with power supply main switch. water.After washing, dry the filter completely in the shade.
Should there be a big noise from air flow in unit operation, air filter may be too dirty. This is because the system circulates smells from the interior air such as the smell of Smells are generated.
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7.2.2 Indoor EEPROM error Indoor Display Method of The date received from EEPROM is checked whether normal Malfunction Detection Malfunction When the date sent from EEPROM cannot be received normally , or when EEPROM is not Decision detected Conditions Supposed Faulty PCB Causes...
Codes and description HSU-12LEK03-Y2 7.2.3 Fan Motor(AC Motor) or Related Abnormality Indoor Display Method of The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor operation Malfunction Detection Malfunction when the detected rotation feedback signal don’t received in 2 minutes...
CN9 on indoor PCB well inserted or not? Electrify the machine again and turn it on in the cooling operation, Measure voltage between the positions 9 ( red wire) and 5( black wire) of Terminal CN9 on the indoor PCB...
Right Below Pipe supporting plate Connecting cable Note:Cooling only units don't have Drain-elbow The marks from in the figure are the parts numbers. The distance between the indoor unit and the floor should be more than 2m. Domestic air conditioner...
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2. Make sure once more the proper level of the plate, by hanging a thread with a weight from the central top of the plate, then fasten securely the plate with the attachment steel nail.
1. If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similar qualified person. The type of connecting wire is H05/07RN-F or 245IEC57(YZW).
Outdoor unit 1.Connection of pipes To bend a pipe, give the roundness as large as possible not to crush the pipe Connecting the pipe of gas side first makes working easier. The max vertical distance between the indoor unit and the outdoor unit is 5 m.
Removal Procedure 9. Removal Procedure Indoor unit Removal of Air Filter Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step 1. Features 2. Remove the air filters. Hold the front panel by...
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HSU-12LEK03-Y2 3-hoo Domestic air conditioner...
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HSU-12LEK03-Y2 marked and pull the electrical control box cover out Loosen the two mark- ed screw and then loo- sen the hooks marked the concrol box can be pulled out...
The structure code of indoor & outdoor unit: S(wall-mounted) H-Abbreviation of Haier Examples: HSU-12LEK03-Y2, It represents wall-mounted split type heat pump air conditioner . The cooling capacity is 12000BTU/h, and the power supply is 220-230V/50Hz, "EK” means the developing sequence,and"Y2" means the star rating is 2 Star.
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HSU-12LEK03-Y2 Qingbo.Miao Yang Bifei Wu Hongjin...