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owner’s manual

5

Air Inlet

Fig.6-1

Air filter

Fig.6-2

Fig.6-3

7.    FOLLOWING SYMPTOMS ARE NOT AIR

       CONDITIONER TROUBLES

Symptom 1: The system does not operate

Symptom 2: Change into the fan mode during

                      cooling mode       

                      

Symptom 3: White mist comes out of a unit

Sptom 4: Noise of air conditionerscooling 

The air conditioner does not start immediately after the ON/OFF 
button on the romote controller is pressed. 
If the operation lamp lights, the system is in normal condition.To 
prevent overloading of the compressor motor, the air 
conditioner starts 3 minutes  after  it  is turned ON.

If the operation lamp and the "

PRE-DEF indicator(cooling and 

heating type) or fan only indicator(cooling only type)"

 light, it 

means you choose the heating model, When just starting, if the 
compressor has not started, the indoor unit  appears "anti cold 
wind" protection because of its overlow outlet temperature.

In order to prevent the indoor evaporator frosting, the system 
will change into fan mode automatically, restore to the cooling 
mode after soon.

When the room temperature drops to the set temperature, the 
compressor goes off and the indoor unit changes to fan mode; 
when the temperature rises up, the compressor starts again. It 
is same in the heating mode.

Symptom 3.1: Indoor unit

 Symptom 3.2:  Indoor unit, outdoor unit

Symptom 4.1: Indoor unit

When humidity is high during cooling operation If the interior of 
an indoor unit is extremely contaminated, the temperature 
distribution inside a room becomes uneven. It is necessary to 
clean the interior of the indoor unit. Ask your dealer for details 
on cleaning the unit. This operation requires a qualified service 
erson

When the system is changed over to heating operation after 
defrost operation Moisture generated by defrost becomes 
steam and is exhausted.  

A continuous low "shah" sound is heard when the system is in 
cooling operation or at a stop. 
When the drain pump (optional accessories) is in operation,this 
noise is heard.

A "pishi-pishi" squeaking sound is heard when the system stops 
after heating operation. 
Expansion and contraction of plastic parts caused by 
temperature change make this noise. 

Symptom 4.2:  Indoor unit, outdoor unit 

A continuous low hissing sound is heard when the system is in 
operation. 
This is the sound of refrigerant gas flowing through both indoor 
and outdoor units. 

A hissing sound which is heard at the start or immediately after 
stopping operation or defrost operation. 
This is the noise of refrigerant caused by flow stop or flow 
change. 

Symptom 4.3: Outdoor unit 

When the tone of operating noise changes. 
This noise is caused by the change of frequency.

Symptom 5: Dust comes out of the unit 

Symptom 6: The units can give off odours

When the unit is used for the first time in a long time. 
This is because dust has gotten into the unit.

The unit can absorb the smell of rooms, furniture, cigarettes, 
etc., and then emit it again. 

Symptom 7: The outdoor unit fan does not       

                      spin.

During operation. The speed of the fan is controlled in order to 
optimize product operation. 

Содержание IUS0736C21

Страница 1: ...Ceiling And Floor Type OWNER S MANUAL Thank you very much for purchasing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference ...

Страница 2: ...NDOOR UNIT OUTDOOR UNIT 1 2 3 5 4 7 6 8 8 8 8 8 8 9 9 7 All the pictures in this manual are for explanation purpose only They may be slightly different from the air conditioner you purchased depend on model The actual shape shall prevail NOTE OR 9 7 8 RESE T TIM E ON TIM E OFF CLO CK SW ING AIR DIRE CTIO N OK ECO SW ING MO DE FAN SPE ED 0 LOCK C H AUT O CO OL DR Y HEA T FAN TEM P SET CLOC K SET HO...

Страница 3: ...ion systems available If electrical appliances are disposed of in landfills or dumps hazardous substances can leak into the groundeater and get into the food chain damaging your health and well being To prevent refrigerant leak contact your dealer When the system is installed and runs in a small room it is required to keep the concentration of the refrigerant if by any chance coming out below the ...

Страница 4: ... supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless th...

Страница 5: ...r and remove the batteries from the remote control ler When the power switch is connected some energy will be consumed even if the air conditioner isn t in operation So please disconnect the power to save energy And please switch the power on 12 hours before you restart the unit to ensure a smooth operation A clogged air filter will reduce cooling or heating efficiency please clean it once two wee...

Страница 6: ...king efficiency of the air conditioner may greatly decrease Therefore the filter must be cleaned once two weeks during long time usage If the air conditioner is installed in a dust place clean the the air filter frequent If the accumulated dust is too heavy to be cleaned please replace the filter with a new one replaceable air filter is an optional fitting Before you clean the air conditioner be s...

Страница 7: ...remely contaminated the temperature distribution inside a room becomes uneven It is necessary to clean the interior of the indoor unit Ask your dealer for details on cleaning the unit This operation requires a qualified service erson When the system is changed over to heating operation after defrost operation Moisture generated by defrost becomes steam and is exhausted A continuous low shah sound ...

Страница 8: ...leaks from indoor unit Other malfunctions 8 TROUBLESHOOTING If one of the following malfunctions occur stop operation shut off the power and contact with your dealer If the system does not properly operate except the above mentioned cases or the above mentioned malfunctions is evident investigate the system according to the following procedures See in Table 8 2 8 1 Troubles and causes of air condi...

Страница 9: ...locked Doors and windows are open Sunlight directly shine Too much heat resource Outdoor temp is too high Leakage of refrigerant or lack of refrigerant Wait for the comeback of power Switch on the power Replace the fuse Replace the batterises or check the controller Set the temperature properly Wait Check leakage and rightly recharge refrigerant Vacuum and recharge refrigerant Maintenance or chang...

Страница 10: ...emote controller is properly directed to the infrared signal receiver of the indoor unit when the ON OFF button is pressed Directly transmit the signal transmitter of the remote controller to the infrared signal receiver of the indoor unit and then repeatly push the ON OFF button twice The indication on the display disappears after a lapse of time Check whether the timer operation has come to an e...

Страница 11: ...QS01U 006AW The design and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details ...

Страница 12: ......

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