Electrolux Window Type Room Air Conditioner

IMPORTANT NOTE

This appliance is using R32 mildly flammable refrigerant. ?

Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference. Please check the applicable models, technical data from the nameplate pasted on the unit.

Safety Precautions

Read Safety Precautions Before Operation and Installation. Incorrect installation due to ignoring instructions can cause serious damage or injury.

WARNING

Installation must be performed by an authorized dealer or professionally trained technician.

Installation

• Refrigerant pipes shall comply with national gas regulations.
• Mechanical connections shall be accessible for maintenance purposes.
• Ventilation openings shall be kept clear of obstruction where mechanical ventilation is required.
• Disposal of the product must be based on national regulations and processed properly.

Servicing

Any person working on or breaking into a refrigerant circuit must hold a current valid certificate from an industry-accredited assessment authority, authorizing their competence to handle refrigerants safely according to industry-recognized assessment specifications.

Maintenance and Repair

Requires the assistance of other skilled personnel and shall be carried out under the supervision of a person competent in the use of flammable refrigerants.

• Do not use means to accelerate defrosting or cleaning other than those recommended by the manufacturer.
• The appliance shall be stored in a room without continuously operating ignition sources (e.g., open flames, operating gas appliances, or operating electric heaters).
• Be careful that foreign matter (oil, water, etc.) does not enter the piping. Seal piping openings securely by pinching or taping when storing.
• Do not pierce or burn.
• Be aware that refrigerants may not have an odor.
• All safety-affecting procedures must be performed only by competent persons.
• Appliance shall be stored in a well-ventilated area, with room size corresponding to operational specifications.
• Store the appliance to prevent mechanical damage.
• The appliance uses mildly flammable refrigerant R32 and is tested to comply with IEC 60335-2-40. There is no minimum room area requirement.
• Installation height shall not be lower than 0.75m.

Transportation, Marking, and Storage for Units

1. Transport of equipment containing flammable refrigerants: Compliance with transport regulations.
2. Marking of equipment using signs: Compliance with local regulations.
3. Disposal of equipment using flammable refrigerants: Compliance with national regulations.
4. Storage of equipment/appliances: In accordance with manufacturer's instructions.
5. Storage of packed (unsold) equipment: Package protection should prevent mechanical damage that could cause refrigerant leaks. Maximum storage quantities determined by local regulations.

Explanation of Symbols Displayed on the Unit

• WARNING Symbol (Triangle with exclamation mark): Indicates the appliance uses a mildly flammable refrigerant. If leaked and exposed to an ignition source, there is a risk of fire.
• CAUTION Symbol (Book icon): Indicates the user manual should be read carefully.
• CAUTION Symbol (Person with book icon): Indicates service personnel should handle this equipment with reference to the installation manual.
• CAUTION Symbol ('i' icon): Indicates information is available in the user manual or installation manual.

Warning

Read Before Operation and Installation. Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION.

• WARNING Symbol (Triangle with exclamation mark): Indicates the possibility of personnel injury or loss of life.
• CAUTION Symbol (Triangle with exclamation mark): Indicates the possibility of property damage or serious consequences.

WARNINGS FOR PRODUCT USE

• This appliance uses R32 mildly flammable refrigerant.
• If an abnormal situation arises (e.g., burning smell), immediately turn off the unit and disconnect power. Contact your dealer for instructions to avoid electric shock, fire, or injury.
• Do not insert fingers, rods, or other objects into the air inlet or outlet, as the fan may be rotating at high speeds, causing injury.
• Do not use flammable sprays (hair spray, lacquer, paint) near the unit, as this may cause fire or combustion.
• Do not operate the air conditioner near combustible gases, as emitted gas may collect and cause an explosion.
• Do not operate in wet rooms (e.g., bathroom, laundry room) as excessive water can cause electrical components to short circuit.
• Do not expose your body directly to cool air for prolonged periods.
• Children must be supervised around the unit at all times.
• If used with burners or other heating devices, ensure thorough ventilation to avoid oxygen deficiency.
• For certain environments (kitchens, server rooms), specially designed air-conditioning units are recommended.
• Unplug the unit or disconnect power if strange sounds, smell, or smoke occur.
• Keep doors and windows closed during operation for optimal performance.
• Be cautious of sharp edges during unpacking and installation.

CLEANING AND MAINTENANCE WARNINGS

• Turn off and disconnect power before cleaning to prevent electrical shock.
• Do not clean with excessive water.
• Do not use combustible cleaning agents, as they can cause fire or deformation.

CAUTION

• Turn off and disconnect power if not using the unit for a long time.
• Turn off and unplug during storms.
• Ensure water condensation can drain unhindered.
• Do not operate with wet hands to avoid electric shock.
• Use the device only for its intended purpose.
• Do not climb onto or place objects on the outdoor unit.
• Do not operate for extended periods with doors/windows open or in very high humidity.

ELECTRICAL WARNINGS

• Use only the specified power cord. If damaged, it must be replaced by the manufacturer, service agent, or qualified person.
• Keep the power plug clean. Dirty plugs can cause fire or electric shock.
• Do not pull the power cord to unplug; hold the plug firmly. Pulling the cord can cause damage, leading to fire or electric shock.
• Do not modify the power cord length or use an extension cord.
• Do not share electrical outlets with other appliances. Improper or insufficient power supply can cause fire or electric shock. Always install a circuit breaker and dedicated power circuit.
• Do not use a loose or damaged socket.
• Do not place heavy objects on the power cord or allow it to be compressed, as this poses a fire or electric shock hazard.
• If water enters the unit, turn it off at the power outlet, switch off the circuit breaker, and disconnect power. Contact a qualified service technician.
• The product must be properly grounded at installation to prevent electrical shock.
• Follow all local and national wiring standards, regulations, and the Electrical Connection Diagram for electrical work.
• For fixed wiring connections, use an all-pole disconnection device with at least 3mm clearances, a residual current device (RCD) not exceeding 30mA, and incorporate disconnection as per wiring rules.
• The unit is earthed via the power cord; ensure the wall outlet has a reliable earth wire.
• Use an individual circuit with a circuit breaker/fuse rating matching the power cord and wall outlet.

TAKE NOTE OF FUSE SPECIFICATIONS

The air conditioner's circuit board (PCB) has a fuse for overcurrent protection. Fuse specifications are printed on the circuit board (e.g., 220V).

WARNINGS FOR PRODUCT INSTALLATION

1. Installation must be by an authorized dealer or specialist. Defective installation can cause water leakage, electrical shock, or fire.
2. Follow installation instructions precisely. Improper installation can cause water leakage, electrical shock, or fire. (In North America, follow NEC and CEC requirements.)
3. Contact an authorized service technician for repair or maintenance. Installation must comply with national wiring regulations.
4. Use only included accessories and specified parts. Non-standard parts can cause leakage, shock, fire, or unit failure.
5. Install on a firm location that can support the unit's weight. Improper installation may cause the unit to drop, leading to injury and damage.
6. Install drainage piping as instructed. Improper drainage may cause water damage.
7. For units with auxiliary electric heaters, do not install within 1 meter (3 feet) of combustible materials.
8. Do not install where combustible gas leaks may occur, as this could cause fire.
9. Do not turn on power until all work is completed.
10. Consult experienced service technicians for disconnection and reinstallation when moving or relocating the air conditioner.
11. Refer to the "Installation instructions" section for details on mounting the appliance to its support.

WARNING for Using R32 Refrigerant

• Do not use unauthorized methods for defrosting or cleaning.
• Store the appliance in a room without continuous ignition sources (open flames, gas appliances, electric heaters).
• Do not pierce or burn.
• Be aware that refrigerants may not have an odor.
• Comply with national gas regulations.
• Keep ventilation openings clear.
• Store to prevent mechanical damage.
• Store in a well-ventilated area matching room size specifications.
• Personnel handling refrigerant circuits must hold a valid certificate for safe refrigerant handling.
• Servicing must be performed by the manufacturer's recommended personnel, with skilled personnel supervised by those competent in flammable refrigerants.
• Follow instructions carefully for handling, installation, cleaning, and servicing to avoid damage or hazard. R32 refrigerant requires proper recovery during maintenance or disposal; do not discharge directly into the air.
• Keep open flames, spark/arc-generating devices away from the unit to prevent ignition of flammable refrigerant. Store and maintain carefully to prevent mechanical damage.
• Mildly flammable refrigerant is used; follow instructions carefully to avoid hazards.

Symbol: Warning: low burning velocity material (For R32 models apply to IEC 60335-2-40:2018)

IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit.

Explanation of Symbols Displayed on the Unit (For R32 Refrigerant Models Only)

• WARNING Symbol (Triangle with flame icon): Indicates the appliance uses a mildly flammable refrigerant. If leaked and exposed to an external ignition source, there is a risk of fire.
• CAUTION Symbol (Book icon): Indicates the user manual should be read carefully.
• CAUTION Symbol (Person with book icon): Indicates service personnel should handle this equipment with reference to the installation manual.
• CAUTION Symbol ('i' icon): Indicates information is available in the user manual or installation manual.

1. Transport of equipment containing flammable refrigerants

See transport regulations.

2. Marking of equipment using signs

See local regulations.

3. Disposal of equipment using flammable refrigerants

See national regulations.

4. Storage of equipment/appliances

Storage should be in accordance with manufacturer's instructions.

5. Storage of packed (unsold) equipment

Storage package protection should prevent mechanical damage that could cause refrigerant leaks. Maximum storage quantities determined by local regulations.

6. Information on servicing

1) Checks to the area

Before working on systems with flammable refrigerants, perform safety checks to minimize ignition risk. Follow precautions before working on the refrigerating system.

2) Work procedure

Work under a controlled procedure to minimize the risk of flammable gas or vapor presence.

3) General work area

Instruct all personnel on the work nature. Avoid work in confined spaces. Section off the workspace. Ensure the area is safe by controlling flammable materials.

4) Checking for presence of refrigerant

Check the area with a refrigerant detector to be aware of flammable atmospheres. Ensure leak detection equipment is suitable for flammable refrigerants (non-sparking, sealed, or intrinsically safe).

5) Presence of fire extinguisher

Have appropriate fire extinguishing equipment (dry powder or CO2) available for hot work on refrigeration equipment.

6) No ignition sources

Do not use ignition sources when working on systems with flammable refrigerants. Keep all ignition sources (including smoking) far from the installation, repair, removal, and disposal sites. Survey the area for flammable hazards or ignition risks before work. Display "No Smoking" signs.

7) Ventilated area

Ensure the area is open or adequately ventilated before breaking into the system or performing hot work. Maintain ventilation during work to disperse released refrigerant.

8) Checks to the refrigeration equipment

Electrical components must be fit for purpose and specification. Follow manufacturer's maintenance and service guidelines. Consult manufacturer's technical department if in doubt. Checks include: charge size relative to room size, ventilation operation, secondary circuit checks (if applicable), legible markings, and protection of components from corrosive substances.

Operating Instructions

Vent Control

The vent control is located above the control knobs. Operation may vary by model. CLOSE the vent for maximum cooling efficiency and internal air circulation. OPEN the vent to discharge stale air. Note: Vent control is not available on all units.

General Operation

Note: Models vary; not all functions described may be available. Check your unit's operation panel. Diagrams are for illustration; actual shape may differ.

POWER

Press the POWER button to turn the unit on/off.

MODE

Press the "MODE" button to select AUTO, HEAT, COOL, FAN, or DRY. The indicator light next to the selected mode will illuminate.

Note: In FAN mode, you can select fan speed but not temperature.

TEMPERATURE SETTINGS UP

Press the ▲ button to increase the set temperature by 1°C (up to 30°C/31°C).

TEMPERATURE SETTINGS DOWN

Press the ▼ button to decrease the set temperature by 1°C (down to 17°C/16°C).

FAN

Press to select fan speed: LOW, MED (on some models), HIGH. The indicator light will illuminate.

SWING (on some models)

Press to activate automatic air swing. The indicator light will illuminate. Vertical louvers oscillate for comfortable cooling/heating. Press again to stop swing.

Wireless Operation (on some models)

For first-time Wi-Fi use: Press SWING for 3 seconds to initiate Wi-Fi connection mode. LED displays 'AP'. If connection is successful within 8 minutes, the unit exits mode and the Wi-Fi indicator illuminates. Failure exits mode.

TIMER (on some models)

• Unit ON: Press TIMER to initiate Auto stop program (TIMER OFF light). Use UP/DOWN to select time. Press TIMER again within 10 seconds for Auto start program (TIMER ON light). Use UP/DOWN to select time.
• Unit OFF: Press TIMER to initiate Auto start program. Press again within 10 seconds for Auto stop program.
• Use UP/DOWN buttons to change time in 0.5-hour increments (up to 10 hours), then 1-hour increments (up to 24 hours). Timer counts down.
• System reverts to previous temperature setting after 10 seconds of inactivity.
• Turning the unit ON/OFF or setting timer to 0.0 cancels the program.

TIMER (on some models)

Press "TIMER" to activate "auto start/auto stop" function. Programs can be set from 0-12 hours, in 1-hour increments.

DRY (on some models)

Decreases room humidity. Fan motor runs at LOW speed. Keep windows and doors closed for best effect. Fan speed cannot be adjusted.

COOL

Temperature adjustable from 17°C/16°C to 30°C/31°C. Select desired fan speed.

HEAT (on some models)

Temperature adjustable from 17°C/16°C to 30°C/31°C. Select desired fan speed.

AUTO

Fan motor runs at MED speed. Unit selects AUTO, COOL, or HEAT based on temperature difference. Some models without MED speed run HIGH speed in AUTO.

SLEEP

Press and hold SWING for 2 seconds or use remote to activate/deactivate SLEEP mode. In Cooling mode, temperature increases 1°C/hour for 2 hours, then maintains. Fan runs LOW. In Heating mode, temperature decreases 1°C/hour for 2 hours, then maintains. Fan runs LOW. For Inverter types, maintained for 7 hours. Reduces noise for a comfortable sleep environment. Not available in DRY or FAN ONLY operation.

Turbo function (on some models)

Press TURBO button on remote for powerful cooling/heating. Press again to cancel.

UV function (on some models)

Press MODE for 3 seconds to activate UV (UVC) feature. LED displays 'On' for 3 seconds. UV light helps purify air. Press again for 3 seconds to stop; LED displays 'OF'.

ECO function (on some models)

Press ECO button on remote in COOL mode for energy efficiency.

LED Display

• Displays room temperature in FAN mode; set temperature in other modes.
• Displays timer setting duration; reverts to set temperature after 10 seconds.

Error Codes (Inverter Type)

Includes codes like E0 (EEPROM error), E1 (Communication error), E3 (Fan speed error), E4 (Room temp sensor error), E5 (Evaporator temp sensor error), EC (Refrigerant leak detection), F0 (Current overload), F1 (Outdoor temp sensor error), F2 (Condenser temp sensor error), F3 (Exhaust temp sensor error), F4 (Outdoor electric error), P0 (IPM module error), P1 (Voltage protection), P2 (IPM high temp protection), P3 (Outdoor temp too low), P4 (Compressor location protection), P7 (Outdoor IGBT sensor error).

Note: If an error occurs, turn off the unit, check for obstructions. Restart. If the error persists, turn off, unplug, and contact a qualified service agent.

Error Codes (Fixed-speed Type)

Includes codes like Er (Indoor room temp sensor), En (Evaporator temp sensor), E (Outdoor condenser temp sensor).

Note: Similar troubleshooting as Inverter Type.

Frosting Protection (Ed): Turn off and restart.

Filter Check Reminder (E): After 720 fan hours, unit reminds to clean filter. Turn off, unplug, clean filter, restore power. "EI" program resets on power failure; clean filter before restarting.

Operation panel cover (some units)

Diagrams (A & B) show how to grasp and pull to open the cover, and how to close it until it snaps shut. Do not press or swing the opened cover.

Air direction control

Horizontal airflow adjustment (Manually)

Use the manual control lever to adjust horizontal airflow direction left or right (See Fig. C).

Vertical airflow adjustment (Manually)

Adjust louvers by hand to change vertical airflow direction (See Fig. D). Some units have a convex block on the louver rod that moves between three grooves on the frame for angles of 0-15 degrees (See Fig. E).

Care and Maintenance

BEFORE CLEANING OR MAINTENANCE

ALWAYS TURN OFF YOUR AIR CONDITIONER SYSTEM AND DISCONNECT ITS POWER SUPPLY BEFORE CLEANING OR MAINTENANCE.

Cleaning Your Unit

IMPORTANT

• Wipe cabinet and front panel with an oil-free cloth or a cloth dampened in warm water and mild dishwashing detergent. Rinse and dry thoroughly.
• Do not use flammable sprays (lacquer, hair spray) near the unit.
• Do not use benzene, alcohol, gasoline, acid, paint thinner, polishing powder, or other solvents, as they can damage the unit.
• Do not use water hotter than 50°C (122°F) for the front panel, as it can deform or discolor.
• Excess water near controls may cause damage. Wring excess water from cloths before wiping.

Diagrams show Model A and Model B for cleaning.

Cleaning Your Air Filter

A clogged filter reduces efficiency and increases noise. Clean every two weeks (or as needed) during frequent operation.

1. Hold the slot under the front panel, uplift it outwards, and remove the front panel.
2. Pinch the handle under the air filter, arch it, and remove it from the slot (Model A: underside to upside; Model B: slide downwards).
3. Clean with warm, soapy water (below 40°C/104°F) to prevent distortion.
4. If equipped with a small air freshening filter, clean with a hand-held vacuum.
5. Rinse with fresh water, shake off excess water.
6. Dry in a cool, dry place, away from direct sunlight.

Note: If your filter has a small air freshening filter (optional), it can be installed at any of the four positions. Clean it with a hand-held vacuum.

CAUTION: NEVER operate the air conditioner without the air filter, as dust/dirt particles can contribute to equipment failure.

Winter Storage

If storing during winter, remove carefully from the window per installation instructions. Cover with plastic or return to original carton.

WATER DRAINAGE

Condensed water treatment:

Bottom drainage (for units with bottom drain hole only)

• Remove rubber plug from cabinet bottom (if any).
• Take out drain pan and screws.
• Fix drain pan to cabinet bottom with screws.
• Connect extension drain hose (purchased locally) to drain tray outlet.

Note: Bottom drainage may slightly affect cooling performance but reduces noise from spraying water. Required for pump heating.

Back drainage

• Fit seal onto drain joint (accessory).
• Insert drain joint into back drainage hole, rotate 90° to fit.
• Connect extension drain hose (purchased locally) to drain joint.
• Plug bottom drain hole with rubber plug.

Note: Back drainage may slightly affect cooling performance but reduces noise from spraying water.

Diagrams illustrate Bottom drainage, Back drainage, and Non-drainage configurations.

Non-drainage

If choosing non-drainage for cooling, plug both bottom and back drain holes with rubber plugs. Condensed water is sprayed to the condenser, improving cooling performance.

Note: Non-drainage offers perfect cooling efficiency but may cause significant noise from water spraying. Avoid if sensitive to noise.

Note on the product

• Rated cooling performance is tested under non-drainage status.
• Ensure no water leaks from the surrounding area when using rubber plugs and joints. Seal if leakage is found.

INSTALLATION INSTRUCTIONS

Prior to installation

CAUTION: Before installing, remove all packaging and inserts from inside the carton and side louvers.

Step 1: Select the best location

1. Install securely and firmly to avoid vibration and noise.
2. Install where sunlight does not shine directly on the unit. Build an awning if needed.
3. Ensure no obstacles (fences, walls) within 50cm of the cabinet back to allow condenser heat radiation. Restricted outside air reduces efficiency.
4. Install slightly tilted downward to the outside (approx. 5-7mm) to allow condensed water to drain away from the room.
5. Install with the bottom portion 75-150cm above the floor level.
6. Connect the power cord to an independent circuit. The yellow/green wire must be grounded.

CAUTION: All side louvers of the cabinet must remain exposed to the outside of the structure.

Diagrams illustrate installation clearances and options (Option A, Option B).

Step 2: Remove the front panel and air filter

1. Remove the air conditioner from packaging.
2. Hold the slot under the front panel, uplift outwards, and remove the panel (See Fig. 1).
3. Grip the filter tab, lift, and pull towards yourself to remove (See Fig. 2).

Step 3: Remove the frame

1. Remove two screws at the bottom of the frame (See Fig. 3).
2. Disconnect coupler plugs, avoiding the temperature sensor cable. Lift the left bottom side of the frame to unlatch and remove towards you (See Fig. 4).

Note: Steps 2 and 3 may not apply if the front panel and frame are not installed on the back of the unit.

Step 4: Remove the cabinet

Note: Cabinet removal varies slightly by model.

• Model A: Remove one screw securing the chassis fixing bracket, then remove the bracket (Fig. 5A). Grasp the chassis handle and slide the unit out of the cabinet (Fig. 6).
• Model B: Remove one screw for the chassis bracket, then two screws on the cabinet back (Fig. 5B). Slide unit out (Fig. 6).
• Model C: Remove four screws on cabinet sides and back (Fig. 5C). Slide unit out (Fig. 6).
• Model D: Remove one screw for the chassis bracket (Fig. 5D). Remove four screws on cabinet sides and back (Fig. 5D). Slide unit out (Fig. 6).

Step 5: Install the cabinet

Note: Unit can be supported by a frame below or a hanger (purchase separately).

1. If draining water, install the drain plug on the chassis board.
2. Prepare wall hole for cabinet support. Ensure minimum top clearance and air inlet louver clearance (see previous page diagrams). Seal exterior holes. Cabinet should slope down slightly (5-7mm) towards the rear for drainage.
3. Install cabinet into wall and secure. Ensure foam seals are intact. Seal gaps around the inside and outside for appearance and protection against weather, insects, and rodents (Fig. 7).

Diagrams show cabinet installation and wall mounting options.

Step 6: Install the unit into the cabinet

1. Slide unit into cabinet until it is firmly against the rear. Ensure foam seals remain in position (Fig. 8).
2. Connect power cord, positioning excess length beneath the unit.
3. Engage chassis fixing brackets into the bottom cabinet rail and secure with provided screws.

Diagrams illustrate preferred and alternative installation methods for timber framed walls, partitions, or windows.

Step 7: Install the frame

1. Hook the frame's upper edge. Connect coupler plugs, avoiding the temperature sensor cable (Fig. 9).
2. Press the frame's sides and lower edge, secure with two screws at the bottom (Fig. 10).

Step 8: Install the air filter and front panel

1. Insert air filter into frame slot from top to bottom (Fig. 2).
2. Hang front panel on frame buckle, press into slot until it clicks (Fig. 11).
3. Turn unit on. Check operation and vibration.
4. Fit drain pan to cabinet and run drain hose if needed.

Diagrams show power cord routing for left-side exit units (Fig. a-f).

Trouble Shooting

SAFETY PRECAUTIONS

If ANY of the following occurs, turn off the unit IMMEDIATELY!

• Power cord damaged or abnormally warm.
• Burning odor.
• Loud or abnormal sounds.
• Power fuse blown or circuit breaker trips frequently.
• Water or other objects fall into or out of the unit.

DO NOT ATTEMPT TO FIX THESE YOURSELF! CONTACT AN AUTHORIZED SERVICE PROVIDER IMMEDIATELY!

Common Issues

The following problems are not malfunctions and usually do not require repairs.

Specifications

Unit dimensions:

Note: For different customization requirements, the depth of the panel may be slightly different. The dimension "D" is for reference only.

Choose the right cable size

The power supply cable, signal cable, fuse, and switch size depend on the unit's maximum current, indicated on the nameplate. Refer to the nameplate for selection.

Minimum nominal cross-sectional area of conductors:

Note: Compliance with EN 61000-3-11 requires specific system impedance values for models MWT2F-21CM-QB4, MWT2F1-22CM-QB4, and MWT2F1-22CM-QB8. Consult your local power supply authority before connecting to the public power network.