1. Introduction
Thank you for choosing the Acekool 9000 BTU Smart Mini Split AC/Heating System. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your new air conditioning and heating unit. Please read this manual thoroughly before installation and retain it for future reference.
2. Safety Information
Always adhere to the following safety precautions to prevent injury or damage to the unit.
- Ensure the unit is installed by a qualified professional or with proper guidance, especially concerning electrical connections and refrigerant lines.
- Do not attempt to repair or service the unit yourself. Refer all servicing to qualified personnel.
- Ensure the power supply matches the unit's requirements (115V).
- Keep the area around the outdoor unit clear of obstructions to ensure proper airflow.
- Regularly clean or replace air filters to maintain air quality and unit efficiency.
- Do not insert objects into the air outlet or inlet.
3. Package Contents
Verify that all components are present in your package:
- 1 x Indoor Unit
- 1 x Outdoor Condenser
- 1 x Copper & Aluminum Connection Pipe (Pre-flared and Insulated, 16.4 FT)
- 1 x Wall Mounting Bracket
- 1 x Drain Hose
- 1 x Communication Wires
- 1 x User Guide
- Additional small accessories for drainage extension and installation.

Image: All components included with the Acekool 9000 BTU Smart Mini Split AC/Heating System, including the indoor unit, outdoor condenser, pre-charged line set, remote control, and installation accessories.
4. Setup and Installation
The Acekool Mini Split system is designed for straightforward installation, featuring a pre-charged heat pump and an installation kit. However, certain steps require precision and specialized tools.
4.1. Site Selection
- Indoor Unit: Choose a location that allows for even air distribution, away from direct sunlight or heat sources. Ensure sufficient space around the unit for maintenance.
- Outdoor Unit: Select a stable, level surface with good ventilation, away from high traffic areas and direct exposure to extreme weather.
4.2. Mounting the Indoor Unit
Secure the wall mounting bracket to a sturdy wall, ensuring it is level. Carefully mount the indoor unit onto the bracket.
4.3. Connecting Refrigerant Lines and Electrical Wiring
Connect the pre-flared copper and aluminum connection pipe between the indoor and outdoor units. Ensure all connections are tight to prevent leaks. Connect the communication wires according to the wiring diagram provided in the full user guide. It is crucial to pull a vacuum on the lines before opening the valves to ensure proper system operation and longevity.
4.4. Drainage Installation
Install the drain hose with a slight downward slope to ensure proper condensate drainage from the indoor unit.

Image: Detailed dimensions of the Acekool indoor wall mount air handler and outdoor condenser, along with the pre-flared and insulated copper line set, drainage extension, and communication wires.

Image: Illustration of the Acekool Mini Split AC's 4-in-1 functionality, including heating, cooling, fan, and dry modes, with a user operating the unit via remote control.
5. Operating Instructions
Your Acekool Mini Split AC/Heating System offers multiple modes and smart control options for optimal comfort.
5.1. Control Methods
- Remote Control: Use the included wireless remote control to adjust settings, change modes, and set temperatures.
- Smart App Control: Download the dedicated app to control your unit from anywhere via Wi-Fi. Ensure Wi-Fi is available in the room.
- Voice Control: The system is compatible with Alexa and Google Assistant for convenient voice commands.

Image: The Acekool Smart Control System, demonstrating Wi-Fi control via a smartphone app and smart voice control compatibility with devices like Amazon Alexa.

Image: The smartphone app interface for controlling the Acekool air conditioner, showing temperature settings, mode selection, and other functions, highlighting remote control capabilities.
5.2. Operating Modes
The unit features 5 primary working modes:
- Auto Mode: Automatically selects cooling or heating based on the ambient temperature.
- Cool Mode: Provides cooling to the set temperature. Capable of cooling down to 60°F.
- Heat Mode: Provides heating to the set temperature. Capable of heating up to 89°F.
- Dry Mode: Dehumidifies the air, removing up to 36 pints per day.
- Fan Mode: Circulates air without cooling or heating, with adjustable fan speeds (Low/Medium/High/Auto).
Additional functions include:
- Sleep Mode: Adjusts temperature and fan speed for quiet operation and comfortable sleep, with noise levels as low as 27 dB.
- ECO Mode: Optimizes energy consumption for increased efficiency.
- iFEEL Function: Senses the temperature at the remote control's location for more precise comfort.
- Turbo Function: Provides rapid cooling or heating.

Image: Illustration demonstrating the fast cooling capability of the Acekool Mini Split AC, reaching 60°F, and its fast heating capability, reaching 89°F.

Image: The Acekool Mini Split AC operating in Sleep Mode, highlighting its quiet environment with gentle cool wind blades and a low noise level of 27 dB, ideal for undisturbed sleep.

Image: Depiction of the Acekool Mini Split AC's long-distance air supply, showing shower-style air distribution in cooling mode and blanket-style air distribution in heating mode for comprehensive room coverage.
6. Maintenance and Care
Regular maintenance ensures the longevity and efficiency of your Acekool system.
6.1. Self-Cleaning Feature
The indoor unit features a self-cleaning function that operates at 134.6°F, automatically cleaning its interior to maintain fresh and clean air quality.
6.2. Washable Filter
The unit is equipped with a washable filter. Regularly remove and clean the filter to prevent dust and debris buildup, which can impede airflow and reduce efficiency. Refer to the full manual for detailed cleaning instructions.
6.3. Auto Defrost (Outdoor Unit)
The outdoor unit features an automatic defrost function to prevent ice buildup in cold conditions, which helps avoid damage and increases energy efficiency.
6.4. Distributed Healthy Filter System
The system incorporates a multi-stage filter system for improved air quality, including a top-opened filter and healthy filters such as Silver Ion, Active Carbon, Catechin, Photocatalyst, Anti-dust static, and Vitamin C filters.

Image: Diagram illustrating the Distributed Healthy Filter System of the Acekool Mini Split AC, showing the top-opened filter and various healthy filters like Silver Ion, Active Carbon, and Catechin filters, designed to purify the air.
7. Troubleshooting
If you encounter issues with your Acekool Mini Split system, refer to the following common troubleshooting tips. For more complex problems, consult a qualified technician.
- Unit Not Turning On: Check power supply, circuit breaker, and ensure the remote control batteries are not depleted.
- Insufficient Cooling/Heating: Verify the set temperature, check for clogged air filters, ensure no obstructions around the outdoor unit, and confirm all doors and windows are closed.
- Unusual Noises: Minor operational noises are normal. If loud or unusual noises occur, check for loose parts or contact support.
- Water Leaks: Ensure the drain hose is properly installed and not clogged.
8. Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | 9000 BTU |
| Cooling Power | 9000 British Thermal Units |
| Seasonal Energy Efficiency Ratio (SEER2) | 23 |
| Voltage | 115V |
| Noise Level | 32 dB (Indoor Unit) |
| Item Weight | 89.3 pounds |
| Product Dimensions (Indoor Unit) | 32"W x 11.9"D x 7.6"H |
| Product Dimensions (Outdoor Unit) | 33.6"W x 14.2"D x 25"H |
| Capacity (Dehumidification) | 56 Pints/Day |
| Special Features | Heating And Cooling Function, 4 Way Swing, Fast Cooling, Smart Control |

Image: Comparison highlighting the energy savings of the 23 SEER Acekool Mini Split AC, showing up to 30% reduction in energy cost compared to other systems, due to higher energy efficiency, lower energy cost, and ECO mode.

Image: A guide on how to choose the right BTU capacity based on square footage, indicating that 9000 BTU is suitable for rooms up to 450 sq. ft.
9. Warranty and Support
Your Acekool Mini Split AC/Heating System comes with a Two-Year Warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
For warranty claims, technical support, or service inquiries, please contact Acekool customer service. Keep your purchase receipt as proof of purchase for warranty validation.
For the most up-to-date support information and contact details, please visit the official Acekool website or refer to the contact information provided with your purchase documentation.





