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TrOUBLesHOOTING 

Troubleshooting Tips

Save time and money! Review the chart below first and you may not need to call for service.

Normal Operation

•  You may hear a pinging noise caused by water being picked up and thrown against the condenser on rainy days or when 

the humidity is high. This design feature helps remove moisture and improve efficiency.

•  You may hear the thermostat click when the compressor cycles on and off.
•  Water will collect in the base pan during high humidity or on rainy days .The water may overflow and drip from the 

outdoor side of the unit.

•  The fan may continue to operate when the compressor has cycled off. 

Abnormal Operation

Air conditioner

does not start

Problem

Possible Causes

What To Do 

Make sure the air conditioner plug is pushed 

completely into the outlet and switched on.

Check  the  house  fuse/circuit  breaker  box 

and replace the fuse or reset the breaker.

If power failure occurs, switch off and 

disconnect/unplug the power cord. When 

power  is  restored,  reconnect  (plug  in)  the 

power cord, switch on the power and wait 

3 minutes to restart the air conditioner to 

prevent tripping of the compressor overload.

Make  sure  there  are  no  curtains,  blinds, 

or furniture blocking the front of the air 

conditioner.

Clean  the  filter  at  least  every  2  weeks.

 

See the operating instructions section.

When  the  air  conditioner  is  first  turned  on 

you need to allow time for the room to cool 

down.

Check  for  open  furnace  floor  registers  and 

cold air returns.

Set the air conditioner’s vent to the closed 

position.

See Air Conditioner Freezing Up below.

Set  the  fan  at  MED  or  HIGH  until    the  ice 

melts.

Air conditioner 

does not cool as

it should

Air conditioner 

freezing up 

The air conditioner is 

unplugged.

The fuse is blown/circuit

breaker is tripped.

Power failure.

Airflow is restricted.

The air filter is dirty.

The room may have been 

hot.

Cold air is escaping.

Cooling coils have iced up.

Ice blocks the air flow and 

stops the air conditioner 

from cooling the room.

16

Содержание kwr09a02s

Страница 1: ...Before using the unit read this user s manual carefully which provides important information concerning the proper operation of the unit User s MANUAL...

Страница 2: ...Dear Customer Congratulations Thank you for buying this KORYO appliance Your new Window Air Conditioner has been designed for your convenience We are sure you will get many years of trouble free servi...

Страница 3: ...an for repair or maintenance of this unit Contact the Koryo authorized service engineer for the installation of this unit The air conditioner is not intended for use by young children or any mentally...

Страница 4: ...fire and electric shock It may cause electric shock Do not use the power cord near flammable gas or combustibles such as gasoline benzene thinner etc It may cause an explosion or fire 4 Do not modify...

Страница 5: ...of air outlet Always insert the filters securely Clean filter once every two weeks Do not drink water drained from air conditioner Do not place heavy object on the power cord and ensure that the cord...

Страница 6: ...ncy ventilate the room when used together with stoves or other heating devices 3 Do not use this air conditioner for non specified special purposes e g Preserving precision devices food pets plants an...

Страница 7: ...wn Fig 1 1 Power cord conductors are distinguished according to color as follows see Fig 1 2 For your safety and protection this unit is earthed through the power cord see Fig 2 Please contact Koryo a...

Страница 8: ...right position To close it set the lever in the left position CLOSE VENT OPEN CLOSE OPEN SWING SWING FAN TIMER SLEEP POWER MODE C COOL DRY FAN HIGH MED LOW TEMP OPERATING INSTRUCTIONS POWER Press the...

Страница 9: ...stops when the room temperature is 1O C below the set point The fan will not stop running AUTO The fan motor remains on MED speed in AUTO mode The unit will select the appropriate operating mode from...

Страница 10: ...WER Turns the power to the main unit on off only MODE Activates the AUTO if applicable COOL FAN or DRY function TIMER Activates the auto START or auto STOP program from 0 12 hours 1 hour increments SL...

Страница 11: ...buttons to select increase decrease the required operating temperature the selected temperature will appear temporarily in the LED display The temperature settings are adjustable between 16O C to 31O...

Страница 12: ...pside 3 Clean the filter with warm soapy water The water should be below 40 C to prevent distortion of the filter 4 Rinse off and gently shake off excess water from the filter Allow the filter to dry...

Страница 13: ...1 To avoid vibration and noise make sure the unit is installed securely and firmly 2 Install the unit where the sunlight does not shine directly on the unit If the unit receives direct sunlight build...

Страница 14: ...brackets into the bottom housing rail and secure to the base with the screw provided 4 Remove the front panel from it s carton and plastic bag and fit as per the Installation lnstruction 5 Switch uni...

Страница 15: ...n the chassis and carefully slide the air conditioner out of the cabinet See Fig 6 3 Remove shipping pad from around compressor before operation and make sure the discharge points to the drain pan are...

Страница 16: ...ker If power failure occurs switch off and disconnect unplug the power cord When power is restored reconnect plug in the power cord switch on the power and wait 3 minutes to restart the air conditione...

Страница 17: ...ditioner in your house after it becomes non operational or after it suffers any accidental breakage or damege DISPOSAL This symbol on the product or on the container indicates that this product cannot...

Страница 18: ...arranty shall automatically expire by efflux of time on completion of the period indicated herein above and no notice of such expiry will be given by the Company 3 This warranty shall stand automatica...

Страница 19: ...providing any warranty under the following situations i Any damage caused by accident mishandling tampering with installation or negligent in following instructions of the user manual issued by the C...

Страница 20: ...ixer Grinders Window Conditioners Pop Up Toasters Mixer Grinders Storage Water Heaters Sandwich Makers Juice Extractors Instant Water Heaters Induction Cook Tops Food Processors Immersion Heater Elect...

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