1. Introduction and Safety Information
This manual provides instructions for the safe and efficient operation of your Maxa Lys R32 Monosplit DC Inverter Air Conditioner, model YDL53R. Please read this manual thoroughly before installation, operation, or maintenance to ensure proper use and prevent damage or injury.
1.1 Product Overview
The Maxa Lys R32 Monosplit DC Inverter Air Conditioner is designed for efficient climate control, offering both cooling and heating functionalities. It utilizes R32 refrigerant gas, known for its lower environmental impact, and features DC Inverter technology for enhanced energy efficiency (A++/A+++ rating) and quiet operation. The unit includes an LED display and offers an air flow range of 550-850 m³/h.

Image 1.1: Maxa Lys R32 Monosplit DC Inverter Air Conditioner. This image displays both the indoor unit, typically mounted on a wall, and the outdoor compressor unit, which is placed outside the building.
1.2 Important Safety Precautions
- Installation must be performed by qualified personnel in accordance with local and national electrical and refrigeration codes.
- Do not attempt to repair or modify the unit yourself. Contact authorized service personnel for all repairs.
- Ensure the power supply is disconnected before performing any maintenance or cleaning.
- Keep children and pets away from the outdoor unit.
- Do not block the air inlets or outlets of either unit.
2. Setup and Installation
Proper installation is crucial for the performance and longevity of your air conditioner. It is strongly recommended that installation be carried out by a certified HVAC technician.
2.1 Components
The Maxa Lys R32 Monosplit system consists of two main components:
- Indoor Unit: Responsible for circulating conditioned air within the room.
- Outdoor Unit: Contains the compressor and condenser, responsible for heat exchange with the outside environment.

Image 2.1: Maxa Lys R32 Indoor Unit. This image shows the sleek, white indoor unit with its front panel and air vents.

Image 2.2: Maxa Lys R32 Outdoor Unit. This image displays the robust outdoor compressor unit, featuring a large fan grille and the Maxa logo.
2.2 Pre-Installation Checks
- Verify that the power supply matches the unit's requirements (240 Volts).
- Ensure adequate space for air circulation around both indoor and outdoor units.
- Confirm that the mounting surface for the indoor unit is strong enough to support its weight.
3. Operating Instructions
Your Maxa Lys R32 Air Conditioner is controlled via a wireless remote control (method of control: remote control). Familiarize yourself with its functions for optimal comfort.

Image 3.1: Maxa Lys R32 Indoor Unit in a Room Setting. This image shows the indoor unit mounted high on a wall in a contemporary living space, demonstrating its discreet integration into a home environment.
3.1 Remote Control Functions
The remote control allows you to select various operating modes and settings:
- ON/OFF Button: Powers the unit on or off.
- MODE Button: Cycles through operating modes:
- Cool: For cooling the room.
- Heat: For heating the room.
- Fan: Circulates air without cooling or heating.
- Dry: Dehumidifies the air.
- Auto: Automatically selects the mode based on room temperature.
- Temperature Adjustment Buttons: Increase or decrease the desired temperature.
- FAN Speed Button: Adjusts the fan speed (e.g., Low, Medium, High, Auto).
- TIMER Button: Sets the unit to turn on or off automatically after a specified period.
- SWING Button: Controls the direction of the airflow louvers.
3.2 LED Display
The indoor unit features an LED display that shows the set temperature, operating mode, and other indicators.
4. Maintenance
Regular maintenance ensures optimal performance, energy efficiency, and extends the lifespan of your air conditioner.
4.1 Air Filter Cleaning
The air filters in the indoor unit should be cleaned every two weeks or more frequently depending on usage and air quality.
- Turn off the unit and disconnect power.
- Open the front panel of the indoor unit.
- Remove the air filters.
- Clean the filters with a vacuum cleaner or wash them with lukewarm water and a mild detergent.
- Allow filters to dry completely before reinstalling.
- Close the front panel and restore power.
4.2 Outdoor Unit Cleaning
Periodically check the outdoor unit for debris, leaves, or dirt that may obstruct airflow. Carefully remove any obstructions. Do not spray water directly onto electrical components.
4.3 Professional Servicing
It is recommended to have a qualified technician inspect and service your air conditioner annually to ensure all components are functioning correctly and to check refrigerant levels.
5. Troubleshooting
Before contacting service, review the following common issues and their potential solutions.
5.1 Common Issues
- Unit does not turn on: Check power supply, circuit breaker, and ensure the remote control batteries are not depleted.
- Insufficient cooling/heating: Verify temperature settings, ensure air filters are clean, and check for blocked air inlets/outlets. Ensure windows and doors are closed.
- Unusual noise: A slight gurgling sound is normal due to refrigerant flow. Excessive noise may indicate a loose part or fan issue; disconnect power and contact service.
- Water leakage from indoor unit: This could be due to a blocked drain pipe or improper installation. Disconnect power and contact service.
5.2 Error Codes
If an error code appears on the LED display, note the code and refer to the detailed troubleshooting guide provided by Maxa or contact customer support with the specific code for assistance.
6. Specifications
Technical details for the Maxa Lys R32 Monosplit DC Inverter Air Conditioner YDL53R.
| Feature | Specification |
|---|---|
| Brand | Maxa |
| Model Name | YDL53R |
| Cooling Capacity | 18000 BTU (4.6 kW) / 1.5 Tons |
| Refrigerant | R32 |
| Energy Efficiency Class | A++ / A+++ |
| Power Absorption (Cooling) | 1.3 kW |
| Voltage | 240 Volts |
| Power Source | Corded Electric |
| Control Method | Remote Control |
| Indoor Unit Dimensions (L x W x H) | 97.2 x 22.5 x 30 cm |
| Special Feature | Inverter Technology |
| Air Flow Range | 850/750/650/550 m³/h |
7. Warranty and Support
For warranty information, please refer to the documentation provided at the time of purchase or visit the official Maxa website. If you require technical assistance, service, or have questions not covered in this manual, please contact Maxa customer support.





