NEC RSH2423 Owner'S Manual Download

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N E C

Room Air Conditioner

(Single Split Wall Mounted Type)

RSH2423S

OWNER'S MANUAL

Before using your air conditioner please read this
manual carefully and keep it for future reference.

Prior to installation, this air-conditioning unit must be
submitted for approval by the utility service which
provides electricity (EN 60555-3 Norm).

Summary of Contents for RSH2423

Page 1: ...23S OWNER S MANUAL Before using your air conditioner please read this manual carefully and keep it for future reference Prior to installation this air conditioning unit must be submitted for approval by the utility service which provides electricity EN 60555 3 Norm ...

Page 2: ...leshooting tips If you review our chart of Troubleshooting Tips first you may not need to call for service at all Contact the authorized Service technician for repair or maintenance of this unit Contact the installer for installation of this unit The air conditioner is not intended for use by young children or infirm persons without supervision Young children should be supervised to ensure that th...

Page 3: ...e atmosphere In case gas leaks the gas may accumulates the unit and it may cause fire ignition Confirm drainage piping is connected properly If it is not connected perfectly it may cause water leakage and dampen the furniture The reverse cycle system of the air conditioner is based on the air cooling type heat pump which absorbs heated air from the outdoor unit and discharges it indoor Therefore i...

Page 4: ...ill cause electrical shock or fire due to heat generation Do not operate with wet hand It may cause electrical shock Do not insert anything into the air inlet air outlet Since the fan rotates at high speed this may cause an injury or damage the unit Do not expose the skin directly to cool air for long periods of time This could damage your health When an abnormality smell of burning etc occurs sto...

Page 5: ...off and turn off the circuit breaker Since the fan rotates at high speed during operation it may cause an injury Do not put a pet or house plant where it will be exposed to direct air flow This could injure the pet or plant Do not use for special purposes Do not use this air conditioner to preserve precision devices food animal plants and art objects It may cause deterioration of quality etc Do no...

Page 6: ...ntaining the unit It may cause an injury etc by falling down Do not leave on installation stand which is damaged The unit may drop or fall down and cause an injury Do not insert hands through vanes when the air conditioner is operationg It will cause an injury by the rotating blower For installation WARNING Consult your dealer for installing the air conditioner CAUTION Install a ground fault inter...

Page 7: ...ETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTONS Used to set the timer when the desired time is obtained and to cancel the Timer operation CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating t...

Page 8: ...lect the operation mode ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature INDOOR FAN SPEED SELECTOR Used to select fan speed in four steps low medium high or CHAOS JET COOL Used to start or stop the speed cooling Speed cooling operates super high fan speed in cooling mode 1 2 3 4 5 Operation Mode Cooling Operation Auto Operation Cooling Operation Healthy Dehumidification Operati...

Page 9: ...door System Slide Switch Operation Refer to page 18 FORCED OPERATION Used for operation when the remote control cannot be used AUTO RESTART In case the power comes on again after a power failure the air conditioner will operate in Auto Restart Operation mode This function automatically returns the air conditioner to the pervious operating conditions REMOTE CONTROL If you do not want to use Auto Re...

Page 10: ...ration press the Operation Mode Selection button Each time the button is pressed the operation mode is shifted in the direction of the arrow Close the door on the remote control Set the temperature lower than the room temperature The temperature can be set within a range of 18 C 30 C in 1 C increments Set the fan speed again with the door of the remote control still closed You can select the fan s...

Page 11: ...e the door on the remote control and press the Room Temperature Setting buttons The cooler or warmer you feel the more times up to two times you should press the button The set temperature will then be changed automatically During Auto Operation You cannot switch the indoor fan speed It has already been set by the Fuzzy rule If the system is not operating as desired manually switch to another mode...

Page 12: ...If you select the dehumidification mode on the operation selection button the A C starts to run the dehumidification function automatically setting the room temp and airflow volume to the best condition for dehumidification based on the sensed current room temp In this case however the setting temp is not displayed in the remote control and you are not able to control the room temp either During t...

Page 13: ...door on the remote control Set the temperature higher than the room temperature The temperature can be set within a range of 16 C 30 C in 1 C increments Set the fan speed again with the door of the remote control still closed You can select the fan speed in four steps low medium high or CHAOS Each time the button is pressed the fan speed mode is shifted Heating Operation Heat pump model only 1 2 3...

Page 14: ...erate in high fan speed on cooling mode NOTE During the JET COOL function at any moment the A C starts to blow the cool air at extremely high speed for 30 minutes setting the room temp automatically to 18 C It is especially used to cool the room temp in the shortest time in a hot summer In heat pump mode or neuro fuzzy mode however the JET COOL function is not available In order to return to the n...

Page 15: ... Time can be set only when you have pressed the Reset button If you have just replaced the batteries the Reset button should be pressed to reset the time Press the Time Setting buttons until the desired time is set Press the Timer SET button NOTE Check the indicator for A M and P M SET Delay Start Pre Set Stop NOTE Select one of the following four types of operation OFF TIME a m ON TIME a m p m ON...

Page 16: ...right Horizontal Airflow direction Caution Ensure unit is turned off before adjusting the horizontal airflow direction control Carefully open vertical louver to allow access to the horizontal airflow direction Adjust the left right airflow direction by hand Press the Start Stop button to start the unit Open the door on the remote control Press Chaos Swing button and the louvers will swing up and d...

Page 17: ...an speed is shifted from low to CHAOS and back to low again NOTE CHAOS Air economizes power consumption and prevents overcooling The fan speed is automatically changed from high to low or vice versa depending on the ambient temperature 1 2 Fan speed is on low Fan speed is on medium Fan speed is on high CHAOS Air Negative Ion Option Negative ions are known as the vitamins of the air In contrast pol...

Page 18: ...on If you want to stop operation move the Slide Switch to the Auto Restart or the Remote Control position In case the power comes on again after power failure on the Forced Operation position the operating conditions are automatically set as follows During Forced Operation the initial mode continues Slide Switch Operation AUTO RESTART In case the power comes on again after a power failure Auto Res...

Page 19: ...oner Lift the front access panel and pull the filter tab slightly forward to remove the filter Clean the filter with a vacuum or warm soapy water If dirt is conspicuous wash with a solution of detergent in lukewarm water If hot water 40 C or more is used it may be deformed After washing with water dry well in the shade Re install the air filter Vertical louver Horizontal louver Air filters behind ...

Page 20: ...lreducethe operatingefficiency of thesystem andcause higher operating costs Side Rear Piping Drain Hose Air intake vents Air outlet vents Side Rear Drain Hose Air intake vents Air outlet vents Piping Side Rear Piping Drain Hose Air intake vents Air outlet vents Replacement of Purifying Filter Recomended use period About 2 years Open front panel and remove air filters Insert new air purifying filte...

Page 21: ...itioner is not going to be used for a long time When the air conditioner is to be used again Turn off the circuit breaker and disconnect the plug Remove the batteries from the remote control When the air conditioner is not going to be used for a long time Turn off the circuit breaker when the air conditioner is not going to be used for a long time Dirt may collect and may cause a fire Clean the ai...

Page 22: ... let direct sunshine enter the room when the air conditioner is in operation Clean the air filter regularly Blockages in the air filter reduce the airflow and lower cooling and dehumidifying effects Clean at least once every two weeks Keep the room temperature uniform Adjust the vertical and horizontal airflow direction to ensure a uniform temperature in the room Ventilate the room occasionally Si...

Page 23: ...does not operate for about 3 minutes when restarted Does not cool or heat effectively The air conditioner operation is noisy Remote control display is faint or no display at all Crack sound is heard Is the air filter dirty See air filter cleaning instructions Refer to page 19 Has the temperature been set incorrectly Are the indoor unit s air inlet or outlet vents obstructed For a noise that sounds...

Page 24: ...P No 3828A30045A Printed in Korea ...

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