1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your AERMEC SPG500-18000btu Inverter Heat Pump Air Conditioner. Please read this manual thoroughly before using the appliance and keep it for future reference.
The AERMEC SPG series monosplit air conditioners are designed for optimal climate control, combining SPG_W (Wall) indoor units with SPG500 outdoor units for wall-mounted installation.
2. Safety Information
Important: Installation of this product must be performed by a certified company in accordance with European regulation n° 517/2014. The buyer is required to provide their name, surname, and tax code to the seller as per presidential decree 146/2018.
- Always disconnect power before performing any maintenance or cleaning.
- Do not attempt to repair the unit yourself. Contact qualified service personnel.
- Ensure proper ventilation around the outdoor unit.
- Keep children and pets away from the unit during operation.
- Do not block air inlets or outlets of either unit.
3. Product Overview
The AERMEC SPG500-18000btu system consists of an indoor unit (SPG_W) and an outdoor unit (SPG500).
3.1 Indoor Unit (SPG_W)
The indoor unit is designed for wall installation within interior spaces. It features a sleek design with an LED display and indicator lights on the front panel.
- Remote Control: A remote control and holder are supplied with each indoor unit for convenient operation.
- DC Inverter Fan: Equipped with advanced DC inverter fan technology for efficient and quiet operation.
- Air Filter: Features an easily accessible, washable air filter for improved air quality.
- Timer: Allows programming of the unit's on/off times.
- Emergency Control: Integrated auxiliary emergency control for manual operation.
3.2 Outdoor Unit (SPG500)
The outdoor unit is a reversible air-to-air heat pump utilizing DC Inverter technology.
- Electric Basement Heater: Equipped with an electric basement heater to prevent ice formation and facilitate condensation removal during heating operation.
- DC Inverter Compressor and Fan: Ensures high efficiency and precise temperature control.
- Wi-Fi Compatibility: The system supports Wi-Fi management via a special accessory (sold separately) and a free application available for iOS and Android devices.

Figure 1: AERMEC SPG500-18000btu Inverter Heat Pump Air Conditioner, showing both indoor and outdoor units.
4. Setup and Installation
As stated in the safety information, professional installation is mandatory for this appliance. Do not attempt to install the unit yourself.
4.1 Pre-Installation Checks
- Ensure the installation site meets all local building codes and regulations.
- Verify that the electrical supply matches the unit's requirements (220-240V - 50Hz for the indoor unit).
- Confirm adequate space for both indoor and outdoor units, allowing for proper airflow and maintenance access.
4.2 Professional Installation
Your certified installer will handle the following key steps:
- Mounting of the indoor unit (SPG_W) on the wall.
- Installation of the outdoor unit (SPG500) in a suitable outdoor location.
- Connection of refrigerant lines between the indoor and outdoor units.
- Electrical wiring and power supply connection.
- Installation of condensate drainage lines (16.0 mm diameter).
- Vacuuming and charging the system with R32 refrigerant.
- Testing the system for proper operation.
5. Operating Instructions
Operate your air conditioner using the provided remote control. Ensure the remote control is pointed towards the indoor unit's receiver.
5.1 Basic Functions
- Power On/Off: Press the power button to turn the unit on or off.
- Mode Selection: Cycle through modes such as Cooling, Heating, Fan, and Dry.
- Temperature Adjustment: Use the up/down arrows to set your desired temperature.
- Fan Speed: Select from 3 fan speeds (Low, Medium, High) or use the Auto function for continuous speed variation.
5.2 Special Functions
- Turbo Function: Activates maximum power to reach the desired temperature in the shortest possible time.
- Sleep Function: A comfort program designed for night-time operation, adjusting temperature and fan speed for optimal sleep.
- X-fan Function: Provides extended ventilation after shutdown to thoroughly dry the indoor coil, preventing the formation and proliferation of pathogens.
- Antifreeze Function: Maintains the indoor environment at a minimum temperature of 8°C during winter to prevent freezing.
- Ifeel Function: Activates the internal ambient temperature sensor in the remote control, allowing the unit to adjust operation based on the temperature at the remote's location for enhanced comfort.
- Timer Function: Use the timer settings on the remote control to program specific on/off times for the unit.
5.3 Wi-Fi Control (Optional)
If you have purchased the special Wi-Fi accessory, follow its specific installation and setup instructions. Download the free AERMEC app from the Apple App Store or Google Play Store to control your unit remotely via your iOS or Android device.
6. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your air conditioner. Always disconnect power before performing any maintenance.
6.1 Air Filter Cleaning
The indoor unit's air filter is easily accessible and washable. Clean it regularly (e.g., every two weeks, or more often depending on usage and air quality).
- Open the front panel of the indoor unit.
- Carefully remove the air filter(s).
- Wash the filter(s) with lukewarm water and a mild detergent.
- Rinse thoroughly and allow to air dry completely before re-installing.
- Re-install the dry filter(s) and close the front panel.
6.2 General Cleaning
- Wipe the indoor unit's exterior with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Periodically check the outdoor unit for any obstructions (leaves, debris) and clear them carefully.
6.3 Professional Servicing
It is recommended to have your air conditioner professionally serviced at least once a year by a certified technician to ensure all components are functioning correctly and to check refrigerant levels.
7. Troubleshooting
Before contacting customer support, please check the following common issues:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Remote control batteries low | Check circuit breaker; Replace remote control batteries. |
| Insufficient cooling/heating | Dirty air filter; Blocked air vents; Doors/windows open; Temperature setting incorrect | Clean air filter; Clear obstructions; Close doors/windows; Adjust temperature setting. |
| Unusual noise | Loose parts; Unit not level; Debris in outdoor unit | Contact professional service; Ensure unit is level; Clear debris. |
| Water leakage from indoor unit | Blocked condensate drain pipe | Contact professional service to clear the drain pipe. |
If the problem persists after attempting these solutions, please contact AERMEC Specialized Customer Support.
8. Specifications
| General Specifications | |
|---|---|
| Brand | AERMEC |
| Model Number | MONO-18-E |
| ASIN | B0CM2HB95Q |
| Item Weight | 70.62 Kilograms |
| Package Dimensions (WxHxD) | 97 x 65 x 56 cm |
| First Available Date | June 22, 2022 |
| Indoor Unit (SPG500WA) | |
|---|---|
| Airflow (Turbo) | 850 m³/h |
| Airflow (Max) | 800 m³/h |
| Airflow (Medium) | 700 m³/h |
| Airflow (Minimum) | 600 m³/h |
| Sound Power (Turbo) | 54.0 dB(A) |
| Sound Power (Max) | 52.0 dB(A) |
| Sound Power (Medium) | 48.0 dB(A) |
| Sound Power (Minimum) | 44.0 dB(A) |
| Condensate Drain Diameter | 16.0 mm |
| Power Supply | 220-240V - 50Hz |
| Dimensions (WxHxD) | 972x300x225 mm |
| Outdoor Unit (SPG500) | |
|---|---|
| Airflow (Maximum) | 1950 m³/h |
| Sound Power (Maximum) | 63.0 dB(A) |
| Sound Pressure (1m) (Maximum) | 55.0 dB(A) |
| Refrigerant Type | R32 |
| Condensate Drain Diameter | 16.0 mm |
| Dimensions (WxHxD) | 732x330x555 mm |
9. Warranty and Support
For warranty information, please refer to the documentation provided at the time of purchase or contact your retailer. AERMEC provides Specialized Customer Support for assistance with your product.
For technical support, service requests, or any questions regarding your AERMEC SPG500-18000btu air conditioner, please contact AERMEC customer service through the contact details provided by your seller or on the official AERMEC website.







