AY-AP24KR - Air conditioner SHARP - Free user manual and instructions
Find the device manual for free AY-AP24KR SHARP in PDF.
| Product Type | Split System Air Conditioner |
| Model | AY-AP24KR |
| Brand | Sharp |
| Cooling Capacity | 24,000 BTU/h (approx. 7.0 kW) |
| Heating Capacity | Not specified (cooling only model) |
| Energy Efficiency Ratio (EER) | Approx. 10.0 (estimated) |
| Refrigerant Type | R32 |
| Power Supply | 220-240V ~ 50Hz |
| Indoor Unit Dimensions (WxHxD) | Approx. 1050 x 290 x 230 mm |
| Outdoor Unit Dimensions (WxHxD) | Approx. 900 x 650 x 330 mm |
| Indoor Unit Weight | Approx. 12 kg |
| Outdoor Unit Weight | Approx. 35 kg |
| Airflow Rate (High) | Approx. 700 m³/h |
| Noise Level (Indoor) | 28 - 45 dB(A) |
| Noise Level (Outdoor) | Approx. 55 dB(A) |
| Functions | Cooling, Fan, Dehumidification, Sleep Mode, Timer, Auto Restart |
| Filter Type | Washable Pre-filter + Plasma Air Purifier (optional) |
| Maintenance | Clean air filter every 2 weeks; professional cleaning annually |
| Safety Features | Overload protection, auto shut-off, child lock (remote) |
| Spare Parts Availability | Filters, remote control, fan motor, compressor (authorized service) |
| Reparability Score | 7/10 (common parts available) |
| User Manual Languages | English, French, Spanish, Italian, Polish, Portuguese, Turkish, etc. |
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USER MANUAL AY-AP24KR SHARP
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3D line drawing of a rectangular prism with rounded ends and a flat top surface (no text or symbols)AY-AP18KR
AY-AP24KR

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Technical line drawing of a mechanical component (no text or symbols)New Refrigerant
R410A
INDOOR UNIT
UNITÀ INTERNA
ΕΣΩΤΕΡΙΚΗ ΣΥΣΚΕΥΗ
UNIDADE INTERIOR
Ç ÜNİTE
* Plasmacluster is a trademark of SHARP Corporation.
SPLIT TYPE
ROOM AIR CONDITIONER
OPERATION MANUAL
POKOJOWY KLIMATYZATOR TYPU SPLIT
INSTRUKCJA OBSŁUGI

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Symbol of a trash bin crossed with a diagonal line, no text or numbers presentAttention: Your product is marked with this symbol. It means that used electrical and electronic products should not be mixed with general household waste. There is a separate collection system for these products.
A. Information on Disposal for Users (private households)
1. In the European Union
Attention: If you want to dispose of this equipment, please do not use the ordinary dust bin!
Used electrical and electronic equipment must be treated separately and in accordance with legislation that requires proper treatment, recovery and recycling of used electrical and electronic equipment.
Following the implementation by member states, private households within the EU states may return their used electrical and electronic equipment to designated collection facilities free of charge*. In some countries* your local retailer may also take back your old product free of charge if you purchase a similar new one.
*) Please contact your local authority for further details.
If your used electrical or electronic equipment has batteries or accumulators, please dispose of these separately beforehand according to local requirements.
By disposing of this product correctly you will help ensure that the waste undergoes the necessary treatment, recovery and recycling and thus prevent potential negative effects on the environment and human health which could otherwise arise due to inappropriate waste handling.
2. In other Countries outside the EU
If you wish to discard this product, please contact your local authorities and ask for the correct method of disposal.
For Switzerland: Used electrical or electronic equipment can be returned free of charge to the dealer, even if you don't purchase a new product. Further collection facilities are listed on the homepage of www.swico.ch or www.sens.ch.
B. Information on Disposal for Business Users.
1. In the European Union
If the product is used for business purposes and you want to discard it:
Please contact your SHARP dealer who will inform you about the take-back of the product. You might be charged for the costs arising from take-back and recycling. Small products (and small amounts) might be taken back by your local collection facilities.
For Spain: Please contact the established collection system or your local authority for take-back of your used products.
2. In other Countries outside the EU
If you wish to discard of this product, please contact your local authorities and ask for the correct method of disposal.

The battery supplied with this product contains traces of Lead.
For EU: The crossed-out wheeled bin implies that used batteries should not be put to the general household waste!
There is a separate collection system for used batteries, to allow proper treatment and recycling in accordance with legislation. Please contact your local authority for details on the collection and recycling schemes.
For Switzerland: The used battery is to be returned to the selling point.
For other non-EU countries: Please contact your local authority for correct method of disposal of the used battery.
This manual explains the proper use of your new air conditioner. Please read this manusl carefully before using the product. This manual should be kept in a safe place for handy reference.
CONTENTS
- IMPORTANT SAFETY INSTRUCTIONS .....GB-1
• PART NAMES ....GB-2
• USING THE REMOTE CONTROL ......GB-4 - AUXILIARY MODE ....GB-4
• BASIC OPERATION ....GB-5 - ADJUSTING THE AIR FLOW DIRECTION ..GB-6
• COANDA AIRFLOW ....GB-7
• TURBO OPERATION ....GB-7 - PLASMACLUSTER OPERATION ......GB-8
- ONE-HOUR OFF TIMER ....GB-8
• TIMER OPERATION ....GB-9 - MAINTENANCE ....GB-10
• TIPS ON SAVING ENERGY ....GB-10
• ADDITIONAL NOTES ON OPERATION .....GB-11 - BEFORE CALLING FOR SERVICE ......GB-11
IMPORTANT SAFETY INSTRUCTIONS
WARNINGS FOR USE
1 Do not pull or deform the power supply cord. Pulling and misuse of the power supply cord can result in damage to the unit and cause electrical shock.
2 Be careful not to expose your body directly to the outlet air for a long time. It may affect your physical conditions.
3 When using the air conditioner for infants, children, elderly, bedridden, or disabled people make sure the room temperature is suitable for those in the room.
4 Never insert objects into the unit. Inserting objects can result in injury due to the high speed rotation of internal fans.
5 Ground the air conditioner without fail. Do not connect the grounding wire to gas pipe, water pipe, lightning rod or telephone grounding wire. Incomplete grounding may cause electric shock.
6 If anything is abnormal with the air conditioner (ex. a burning smell), stop the operation immediately and turn the circuit breaker OFF.
7 The appliance shall be installed in accordance with national wiring regulations. Improper cable connection can cause the power supply cord, plug and the electrical outlet to overheat and cause fire.
8 If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard. Use only the manufacture-specific power cord for replacement.
IMPORTANT SAFETY INSTRUCTIONS
WARNINGS FOR INSTALLATION/ REMOVAL/REPAIR
- Do not attempt to install/remove/repair the unit by yourself. Incorrect work will cause electric shock, water leak, fi re etc. Consult your dealer or other qualified service personnel for the installation/removal/repair of the unit.
CAUTIONS FOR USE
1 Open a window or door periodically to ventilate the room, especially when using gas appliances. Insufficient ventilation may cause oxygen shortage.
2 Do not operate the buttons with wet hand. It may cause electric shock.
3 For safety, turn the circuit breaker off when not using the unit for an extended period of time.
4 Check the outdoor unit mounting rack periodically for wear and to make sure it is firmly in place.
5 Do not put anything on the outdoor unit nor step on it. The object or the person may fall down or drop, causing injury.
6 This unit is designed for residential use. Do not use for other applications such as in a kennel or greenhouse to raise animals or grow plants.
7 Do not place a vessel with water on the unit. If water penetrates into the unit, electrical insulations may deteriorate and cause electric shock.
8 Do not block the air inlets nor outlets of the unit. It may cause insufficient performance or troubles.
9 Be sure to stop the operation and turn the circuit breaker off before performing any maintenance or cleaning. A fan is rotating inside the unit and you may get injured.
10 Do not splash or pour water directly on the unit. Water can cause electrical shock or equipment damage.
11 This appliance is not intended for use by young children or infi rm persons without supervision. Young children should be supervised to ensure that they do not play with the appliance.
12 This appliance is unfit for use Nordic region.
CAUTIONS FOR LOCATION/ INSTALLATION
- Make sure to connect the air conditioner to power supply of the rated voltage and frequency. Use of a power supply with improper voltage and frequency can result in equipment damage and possible fire.
- Do not install the unit in a place where infl am- mable gas may leak. It may cause fi re. Install the unit in a place with minimal dust, fumes and moisture in the air.
- Arrange the drain hose to ensure smooth drainage. Insuffi cient drainage may cause wetting of the room, furniture etc.
- Make sure a leak breaker or a circuit breaker is installed, depending on the installation location, to avoid electrical shock.
INDOOR UNIT

① Inlet (Air)
② Open Panel
③ Air Filter
④ AUX Button
⑤ Receiver Window
⑥ Power Supply Cord
⑦ Vertical Adjustment Louvre
⑧ Horizontal Adjustment Louvre
⑨ Outlet (Air)
⑩ PLASMACLUSTER Lamp(blue)
⑪ OPERATION Lamp (red ☐)
⑫ TIMER Lamp (orange ⏻)
⑬ TURBO Lamp (green 📋)
OUTDOOR UNIT

⑭ Inlet (Air)
⑮ Refrigerant Tube and Interconnecting Cord
⑯ Drainage Hose
⑰ Outlet (Air)
NOTE:
Actual units might vary slightly from those shown above.
REMOTE CONTROL

① TRANSMITTER
② DISPLAY
③ ON/OFF Button
④ THERMOSTAT Button
⑤ DISPLAY Button
⑥ PLASMACLUSTER Button
⑦ ONE-HOUR OFF TIMER Button
⑧ MODE Button
⑨ TIMER ON Button
⑩ FAN Button
⑪ TIMER OFF Button
⑫ SWING Button
⑬ TIMER CANCEL Button
⑭ TURBO Button
⑮ RESET Button
⑯ COANDA AIRFLOW Button
REMOTE CONTROL DISPLAY

① MODE Symbols
: COO: DRY
② TURBO Symbol
③ PLASMACLUSTER Symbol
4 FAN SPEED Symbols
: AUTO: Manual setting
⑤ COANDA AIRFLOW Symbol
⑥ TEMPERATURE AND TIMER COUNT DOWN Indicator
⑦ TRANSMITTING Symbol
8 TIMER ON / TIMER OFF Indicator




USING THE REMOTE CONTROL
LOADING BATTERIES
Use two size-AAA (R03) batteries.
1 Remove the battery cover at the back of the remote control.
2 Insert batteries in the compartment, making sure the ⊕ and ⊖ polarities are correctly aligned.
3 Reinstall the battery cover.
4 Press the RESET button using a thin stick.

NOTE:
- The battery life is approximately one year in normal use.
- When you replace the batteries, always change both batteries, and make sure they are the same type.
- If the remote control does not operate properly after replacing the batteries, press the RESET button using a thin stick.
- If you will not be using the unit for a long time, remove the batteries from the remote control.
HOW TO USE THE REMOTE CONTROL
Point the remote control towards the unit's signal receiver window and press the desired button. The unit generates a beep when it receives the signal.
- Make sure there is no curtain or other object between the remote control and the unit.
- The remote control can send signals from up to 7 metres away.

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Line drawing of a car air conditioner with a handheld device emitting a light beam (no text or symbols)CAUTION:
- Do not allow the signal receiver window to receive strong direct sunlight, since it can adversely affect its operation. If the signal receiver window is exposed to direct sunlight, close a curtain to block the light.
- Using a fluorescent lamp with a quick starter in the same room may interfere with transmission of the signal.
- The unit can be affected by signals transmitted from the remote control of a television, VCR or other equipment used in the same room.
- Do not leave the remote control in direct sunlight or near a heater. Also, protect the unit and remote control from moisture and shock which can discolour or damage them.
AUXILIARY MODE
Use this mode when the remote control is not available.
TO TURN ON
Lift the open panel of the indoor unit and press the AUX button.
- The red OPERATION lamp (☐) on the unit will light and the unit will start operating in the AUTO mode.
- The fan speed and temperature setting are set to AUTO.
TO TURN OFF
Press the AUX button again.
- The red OPERATION lamp (☐) on the unit will turn off.

NOTE:
- If the AUX button is pressed during normal operation, the unit will turn off.

TIPS ABOUT AUTO MODE
In the AUTO mode, the temperature setting and mode are automatically selected according to the room temperature when the unit is turned on.
Modes and Temperature Settings
| Room temp. at operation start-up | Automatic Operation | |
| Mode | Temperature Setting | |
| Below 21°C | HEAT | 23°C |
| 21°C-24°C | DRY | Room Temp. -2°C |
| 24°C-26°C | COOL | 24°C |
| 26°C-28°C | COOL | 25°C |
| Above 28°C | COOL | 26°C |
1 Press the MODE button to select the operation mode.

flowchart
graph LR
A["AUTO"] --> B["HEAT"]
B --> C["COOL"]
C --> D["DRY"]
2 Press the ON/OFF button to start operation.
- The red OPERATION lamp (☐) on the unit will light.
3 Press the THERMOSTAT button to set the desired temperature.
AUTO/DRY MODE
- The temperature can be changed up to 2°C above or below the temperature automatically determined by the air conditioner.

COOL/HEAT MODE
- The temperature can be set within the range of 18 to 32^ .

4 Press the FAN button to set the desired fan speed.

flowchart
graph LR
A["AUTO"] --> B["SOFT"]
B --> C["LOW"]
- In the DRY mode, the fan speed is preset to AUTO and cannot be changed.
5 To turn off the unit, press the ON/OFF button again.
- The red OPERATION lamp (☐) on the unit will turn off.
ADJUSTING THE AIR FLOW DIRECTION
VERTICAL AIR FLOW DIRECTION
1 Press the SWING button.
- The vertical adjustment louvre will swing continuously.
2 Press the SWING button again when the vertical adjustment louvre comes at the desired position.

Adjustment range
COOL and DRY modes
HEAT mode


HORIZONTAL AIR FLOW DIRECTION
Adjust the horizontal air flow direction with the louver lever.
AY-AP18KR AY-AP24KR

AY-AP9KR AY-AP12KR

CAUTION:
Never attempt to adjust the vertical adjustment louvre manually.
- Manual adjustment of the vertical adjustment louvre can cause the unit to malfunction.
- When the vertical adjustment louvre is positioned at the lowest position in the COOL or DRY mode for an extended period of time, condensation may result.
Do not adjust the horizontal adjustment louvres to the extreme left or right in the COOL mode with the fan speed set to "SOFT ( — )" for an extended period of time. Condensation may form on the louvres.
COANDA AIRFLOW
In cooling or dry operation, vertical adjustment louver is set obliquely upward to deliver cool air to the ceiling in order to avoid direct airfl ow. In heating operation, vertical adjustment louver is set downward to deliver the warm air down to the fl oor.
1 During operation, press the COANDA AIRFLOW button.
• The remote control will display


TO CANCEL
Press the COANDA AIRFLOW button again.
NOTE:
If you want the COANDA AIRFLOW setting in the TURBO mode, press the COANDA AIRFLOW button during the TURBO operation.
TURBO OPERATION
In this operation, the air conditioner fan works at "extra high" speed with a setting temperature of 15°C in COOL and DRY modes and 32°C in HEAT mode to rapidly cool or heat the room.
1 During operation, press the TURBO button.
• The remote control will display "

• The temperature display will go off.
- The green TURBO lamp ( ) on the unit will light up.

TO CANCEL
Press the TURBO button again.
- The green TURBO lamp ( 📞 on the unit will turn off.
NOTE:
- You can not set the temperature or fan speed during the TURBO operation.
• To turn off the TURBO lamp, press the DISPLAY button. - After the unit has run for 30 minutes in TURBO operation, the fan setting will become the "HIGH" speed, and temperature setting will become 18^ in COOL and DRY modes.
PLASMACLUSTER OPERATION
Plasmacluster ions released into the room will reduce some airborne mold.
1 During operation, press the PLASMACLUSTER button.
• The remote control will display “

- The blue PLASMACLUSTER lamp on the unit will light up.

TO CANCEL
Press the PLASMACLUSTER button again.
- The PLASMACLUSTER lamp on the unit will turn off.
NOTE:
- Use of the PLASMACLUSTER operation will be memorized, and it will be activated the next time you turn on the air conditioner.
- To turn off the PLASMACLUSTER lamp, press the DISPLAY button.
- To perform Plasmacluster operation in FAN only mode, press the PLASMACLUSTER button when the unit is not operating. The mode symbol of the remote control will go off and the fan speed can not be set AUTO.
ONE-HOUR OFF TIMER
When the ONE-HOUR OFF TIMER is set, the unit will automatically turn off after one hour.
1 Press the ONE-HOUR OFF TIMER button.
• The remote control will displays "In ◎▶○
- The orange TIMER lamp ( ⏻ ) on the unit will light up.
• The unit will stop operating after one hour.

TO CANCEL
Press the CANCEL button.
- The orange TIMER lamp (💡) on the unit will turn off.
Alternatively, turn the unit off by pressing the ON/OFF button.
- The red OPERATION lamp (☐) and the orange TIMER lamp (☐) on the unit will turn off.
NOTE:
- The ONE-HOUR OFF TIMER operation has priority over TIMER ON and TIMER OFF operations.
- If the ONE-HOUR OFF TIMER is set while the unit is not operating, the unit starts one-hour operation at the formerly set condition.
- If you wish to operate the unit for another hour before the ONE-HOUR OFF TIMER is activated, press the ONE-HOUR OFF TIMER button again during operation.
TIMER OFF
1 Press the TIMER OFF ( ⏻ button and set the time as desired.
- The time setting will change as you press the button as follows. Hold the button down to speed through the settings.

- The orange TIMER lamp ( ⏻ on the unit will light.
- The time setting will count down to show the remaining time.

TO CANCEL
Press the CANCEL button.
- The orange TIMER lamp ( ⏻ ) on the unit will turn off.
When the TIMER OFF is set, the temperature setting is automatically adjusted to prevent the room from be coming excessively hot or too cold while you sleep. (Auto Sleep function)
COOL/DRY MODE:
- One hour after the time operation begins, the temperature setting rises 1^ higher than the original temperature setting.
HEAT MODE:
- One hour after the timer operation begins, the temperature setting drops 3^ lower than the original temperature setting.
TIMER ON
1 Press the TIMER ON ( ⏻ ) button and set the time as desired.
- The time setting will change as you press the button as follows. Hold the button down to speed through the setting.

- The orange TIMER lamp ( ⏻ ) on the unit will light.
- The time setting will count down to show the remaining time.

Select the mode, temperature and fan speed setting as desired.
- When the temperature is set with the TIMER ON, the temperature will show in the display for 5 seconds and then return to the time display.
- The unit will turn on prior to the set time to allow the room to reach the desired temperature by the programmed time. (Awaking function)
TO CANCEL
Press the CANCEL button.
- The orange TIMER lamp ( ⏻ ) on the unit will turn off.
NOTE:
- Timer duration can be set from a minimum half an hour to a maximum of 12 hours. Up to 9.5 hours, you can set in half-hour increments, and from 10 to 12 hours, in 1-hour increments.
- The latest time setting will be memorized and will appear on the remote control display the next time you set the TIMER OFF or TIMER ON.
- The TIMER OFF and TIMER ON can not be set together.
- While ONE-HOUR OFF TIMER is set, the TIMER OFF and TIMER ON setting are unavailable.
- If the ONE-HOUR OFF TIMER is set while the TIMER OFF or TIMER ON is activated, the TIMER ON or TIMER OFF setting will be cancelled.
MAINTENANCE
Be sure to disconnect the power cord from the wall outlet or turn off the circuit breaker before performing any maintenance.
CLEANING THE FILTERS
1 Turn off the unit.
2 Remove the fi Iters.
① Lift the open panel.
② Push the air fi Iters up slightly to unlock them.
③ Pull the air filters down to remove them.

2 Clean the fi Iters.
Use a vacuum cleaner to remove dust. If the fi Iters are dirty, wash them with warm water and a mild detergent. Dry fi Iters in the shade before reinstalling.
4 Reinstall the fi Iters.
① Reinstall the filters in the original positions.
② Close the open panel.

CLEANING THE UNIT AND THE
REMOTE CONTROL
- Wipe them with a soft cloth.
- Do not directly splash or pour water on them. It can cause electrical shock or equipment damage.
- Do not use hot water, thinner, abrasive powders or strong solvents.
MAINTENANCE AFTER AIR
CONDITIONER SEASON
1 Operate the unit in the COOL mode, temperature setting 32°C, for about half a day to allow the mechanism to thoroughly dry.
2 Stop the operation and unplug the unit. Turn off the circuit breaker, if you have one exclusively for the air conditioner.
3Clean the filters, then reinstall them.
MAINTENANCE BEFORE AIR
CONDITIONER SEASON
1 Make sure that the air fi Iters are not dirty.
2 Make sure that nothing obstructs the air inlet or outlet.
TIPS ON SAVING ENERGY
Below are some simple ways to save energy when you use your air conditioner.
SET THE CORRECT TEMPERATURE
- Setting the thermostat 1°C higher than the desired temperature in the COOL mode and 2°C lower in the HEAT mode will save approximately 10 percent in power consumption.
- Setting the temperature lower than necessary during cooling operation will result in increased power consumption.
BLOCK DIRECT SUNLIGHT AND PREVENT DRAFTS
- Blocking direct sunlight during cooling operation will reduce power consumption.
- Close the windows and doors during cooling and heating operations.
SET PROPER AIR FLOW DIRECTION TO OBTAIN THE BEST AIR CIRCULATION
KEEP FILTER CLEAN TO ENSURE THE MOST EFFICIENT OPERATION
MAKE MOST OF THE TIMER OFF FUNCTION
DISCONNECT THE POWER CORD WHEN THE UNIT IS NOT USED FOR AN EXTENDED PERIOD OF TIME
- The indoor unit still consumes a small amount of power when it is not operating.
ADDITIONAL NOTES ON OPERATION
- The built-in protective device may prevent the unit from operating when used out of this range.
- Condensation may form on the air outlet if the unit operates continuously in the COOL or DRY mode when humidity is over 80 percent.
WHEN POWER FAILURE OCCURS
This air conditioner has a memory function to store settings when a power failure occurs.
After power recovery, the unit will automatically re-start in the same settings which were active before the power failure, except for timer settings.
If the timers were set before a power failure, they will need to be re-set after power recovery.
PREHEATING FUNCTION
In the HEAT operation, the indoor fan may not start for two to five minutes after the unit is turned on to prevent cold air from blowing out of the unit.
DE-ICING FUNCTION
- When ice forms on the heat exchanger in the outdoor unit during the HEAT operation, an automatic de-icer provides heat for about 5 to 10 minutes to remove the ice. During de-icing, the inside and outside fans stop operating.
- After de-icing is completed, the unit automatically resumes operation in the HEAT mode.
HEATING EFFICIENCY
- The unit employs a heat pump that draws heat from the outside air and releases it into the room. The outside air temperature therefore greatly affects the heating efficiency.
- If the heating efficiency is reduced due to low outside temperatures, use an additional heater.
- It takes time to warm up and heat the entire room because of the forced air circulation system.
BEFORE CALLING FOR SERVICE
The following conditions do not denote equipment malfunctions
UNIT DOES NOT OPERATE
The unit will not operate if it is turned on immediately after it is turned off. The unit will not operate immediately after the mode is changed. This is to protect the internal mechanisms. Wait 3 minutes before operating the unit.
UNIT DOES NOT SEND OUT WARM AIR
The unit is preheating or de-icing.
ODORS
Carpet and furniture odors that entered into the unit may be sent out from the unit.
BEFORE CALLING FOR SERVICE
CRACKING NOISE
The unit may produce a cracking noise. This sound is generated by the friction of the front panel and other components expanding or connecting due to a temperature change.
A LOW BUZZING NOISE EMITTED
This is a sound emitted when the unit is generating Plasmacluster ions.
SWISHING NOISE
The soft, swishing noise is the sound of the refrigerant flowing inside the unit.
WATER VAPOUR
- In the COOL and DRY operation, water vapour can sometimes be seen at the air outlet due to the difference between the room air temperature and the air discharged by the unit.
- In the HEAT operation, water vapour may flow out of the outdoor unit during de-icing.
ODOR EMITTED FROM THE PLASMACLUSTER AIR OUTLET
This is the smell of ozone generated from the Plasmacluster Ion generator. The ozone concentration is very small, posing no adverse effect on your health. The ozone discharged into the air rapidly decomposes, and its density in the room will not increase.
If the unit appears to be malfunctioning, check the following points before calling for service.
IF THE UNIT FAILS TO OPERATE
Check to see if the circuit breaker has tripped or the fuse has blown.
IF THE UNIT FAILS TO COOL (OR HEAT) THE ROOM EFFECTIVELY
- Check the filters. If dirty, clean them.
- Check the outdoor unit to make sure nothing is blocking the air inlet or outlet.
- Check the thermostat is proper setting.
- Make sure windows and doors are closed tightly.
- A large number of people in the room can prevent the unit from achieving the desired temperature.
- Check whether any heat-generating appliances are operating in the room.
IF THE UNIT FAILS TO RECEIVE THE REMOTE CONTROL SIGNAL
- Check whether the remote control batteries have become old and weak.
- Try to send the signal again with the remote control pointed properly towards the unit's signal receiver window.
- Check whether the remote control batteries are installed with the polarities properly aligned.
Please call for service when OPERATION lamp, TIMER lamp and/or PLASMACLUSTER lamp on the unit blink.

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Symbol of a trash bin crossed out by two crossed lines, with no text or labels present.natural_image
Line drawing of a wall-mounted air conditioner with a handheld device emitting light (no text or symbols)PRECAUZIONI
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Technical line drawing of a two-story HVAC unit with grid windows and an AUX label (no text or symbols beyond label)NOTE:
flowchart
graph LR
A["Start"] --> B["Arrow to Arrow"]
B --> C["Arrow to Triangle"]
C --> D["Arrow to Triangle"]
D --> E["Arrow to Circle"]
2 Pulite i fi ltri.
PULIZIA DELL'UNITA' E DEL TELECOMANDO
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Symbol of a trash bin crossed with a diagonal line, no text or numbers presentnatural_image
Line drawing of a car air conditioner with a handheld device emitting a beam of light (no text or symbols)ΠΡΟΣΟΧΗ:
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Technical line drawing of a wall-mounted air duct or duct component with labeled 'AUX' component (no other text or symbols)ΣΗΜΕΙΩΣΗ:
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Symbol of a trash bin crossed with a diagonal line and a horizontal line, representing no waste or discharge (no text or labels)natural_image
Line drawing of a car air conditioner with a handheld device emitting a light beam (no text or symbols)ATENÇÃO:
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Diagram of a car air conditioner unit with internal components and airflow arrows (no text or labels)Palhetas verticais