1. Introduction
Thank you for choosing the Avalla S-550 Portable Air Conditioner. This unit is designed to provide efficient cooling, dehumidification, and air circulation for large rooms, ensuring a comfortable indoor environment. Please read this manual thoroughly before operation to ensure proper use, maintenance, and safety.
2. Safety Information
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, and injury.
- Ensure the power supply matches the voltage specified on the unit's rating label.
- Do not operate the unit with a damaged cord or plug.
- Keep the unit away from heat sources and direct sunlight.
- Do not block air inlets or outlets.
- Always unplug the unit before cleaning or servicing.
- 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 they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
3. Package Contents
Carefully unpack your Avalla S-550 and check that all items are present and undamaged. If any items are missing or damaged, contact your retailer immediately.

Image: The Avalla S-550 portable air conditioner unit shown with its exhaust hose, window kit components, and remote control.
- Avalla S-550 Portable Air Conditioner Unit
- Exhaust Hose
- Window Seal Kit (Adjustable Window Slider Kit)
- Hose Adapter (for unit and window kit)
- Remote Control
- User Manual (this document)
4. Setup and Installation
The Avalla S-550 is designed for easy setup. Follow these steps for optimal performance.
4.1 Positioning the Unit
Place the air conditioner on a flat, stable surface, ensuring there is at least 30 cm (12 inches) of space around the unit for proper airflow. The unit is equipped with free-motion castors for easy movement.

Image: The Avalla S-550 unit positioned in a living room, demonstrating its compact size and the included window seal kit for exhaust.
4.2 Exhaust Hose Installation
- Screw the hose adapter onto one end of the exhaust hose.
- Connect the other end of the exhaust hose to the exhaust outlet on the back of the air conditioner unit.
- Insert the window kit adapter into the window seal kit.
- Adjust the window seal kit to fit your window opening and secure it.
- Connect the exhaust hose to the window seal kit, ensuring a tight seal to prevent hot air from re-entering the room.
4.3 Drainage Setup (for Dehumidifier Mode)
For continuous drainage in dehumidifier mode, connect a drainage hose (not included) to the continuous drainage port on the back of the unit. Direct the hose to a suitable drain or collection container.

Image: The Avalla S-550 unit with a hose connected to its drainage port, leading into a bucket for continuous water collection.
5. Operating Instructions
The Avalla S-550 features a smart control panel and a remote control for convenient operation.
5.1 Control Panel and Remote Control
The unit can be controlled via the touch display on top of the unit or the included remote control. Both offer full functionality for selecting modes, adjusting temperature, and setting timers.
5.2 Operating Modes

Image: The Avalla S-550 unit with text overlay describing its four functions: Air Conditioner, Dehumidifier, Fan, and Sleep mode.
- Air Conditioner Mode: Provides powerful cooling. Set your desired temperature using the '+' and '-' buttons. The unit offers 7-level power settings for customized cooling.
- Dehumidifier Mode: Extracts excess moisture from the air, up to 19 liters per day. This helps prevent mould, dampness, and condensation, improving indoor air quality.
- Fan Mode: Circulates air without cooling, providing consistent indoor air circulation.
- Sleep Mode: Designed for quiet operation (down to 51 dB) and comfortable cooling during sleep. The display is dimmable in this mode.

Image: The Avalla S-550 unit placed in a bedroom, illustrating its quiet operation and features like a timer and dimmable display for a good night's sleep.

Image: The Avalla S-550 unit in a room with drying clothes, highlighting its dehumidifier function that can assist in drying laundry by extracting moisture.

Image: The Avalla S-550 unit in a room with visible dampness on the window and wall, illustrating its function to improve indoor air quality and prevent mould, damp, fungus, and condensation.
5.3 Timer Function
Set the timer to automatically turn the unit on or off within a 24-hour period.
5.4 Child Lock Feature
Activate the child lock to prevent accidental changes to settings, ensuring safe operation around children.
6. Maintenance
Regular maintenance ensures the longevity and efficiency of your Avalla S-550.
6.1 HEPA Filter Cleaning
The HEPA filter helps maintain clean and healthy air. Check and clean the filter regularly (e.g., every two weeks or as needed, depending on usage and air quality). Turn off and unplug the unit before removing the filter. Clean the filter with a vacuum cleaner or wash it gently with warm water and mild detergent. Ensure the filter is completely dry before reinserting it.
6.2 Water Tank Drainage
When the internal water tank is full, the unit will stop operating and indicate that it needs to be drained. Place a shallow pan under the drainage port and remove the drain plug to empty the water. For continuous drainage, refer to Section 4.3.
6.3 Unit Cleaning
Wipe the exterior of the unit with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
7. Troubleshooting
Before contacting customer support, please refer to the following common issues and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Power cord not plugged in; Full water tank | Check power outlet; Plug in power cord firmly; Drain water tank |
| Unit not cooling effectively | Air filter clogged; Room too large; Doors/windows open; Exhaust hose not properly installed | Clean air filter; Ensure room size is within specifications (up to 28m²); Close all doors/windows; Check exhaust hose connection |
| Unit is noisy | Unit not on a flat surface; Obstruction in fan | Place unit on a flat, stable surface; Check for and remove any obstructions |
| Water leaking | Drain plug loose; Continuous drainage hose not connected properly | Secure drain plug; Ensure continuous drainage hose is tightly connected and directed to a drain |
8. Specifications
Technical details for the Avalla S-550 Portable Air Conditioner.

Image: The Avalla S-550 unit with text indicating its powerful cooling performance, including 7000 BTU and ability to cool rooms up to 68m³ (note: product description states 28m²).

Image: The Avalla S-550 unit in a room, highlighting its Class A energy rating and use of environment-safe R290 refrigerant for efficient operation.
- Model: S-550 (AVS-550)
- Cooling Power: 2050W (7000 BTU/hr)
- Recommended Room Size: Up to 28m²
- Dimensions (D x W x H): 32.5 x 30 x 67.2 cm (12.8 x 11.81 x 26.46 inches)
- Item Weight: 20.3 kg (44.7 pounds)
- Noise Level: 51 dB
- Dehumidification Capacity: 19 Liters per day
- Voltage: 230 Volts (AC)
- Refrigerant: R290 (Environmentally safe)
- Energy Rating: Class A
9. Warranty and Support
The Avalla S-550 Portable Air Conditioner comes with a 2-year warranty from the date of purchase. This warranty covers manufacturing defects and faulty materials under normal use.
For warranty claims, technical support, or any questions regarding your product, please contact Avalla customer service through the retailer where you purchased the unit or visit the official Avalla website for contact information.
Please retain your proof of purchase for warranty purposes.





