1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your TOSOT Aoraki Series 12,000 BTU Mini-Split Air Conditioner and Heating System. Please read this manual thoroughly before installation and use, and retain it for future reference.

Image: Overview of the TOSOT Aoraki 12,000 BTU Mini-Split Air Conditioner and Heating System, including its indoor unit, outdoor unit, remote control, and connectivity options.
2. Safety Information
Always adhere to the following safety precautions to prevent injury or damage to the unit:
- Installation must be performed by qualified personnel in accordance with all local and national electrical codes.
- Ensure the power supply matches the unit's specifications (208-230V).
- Do not operate the unit with wet hands.
- Keep children and pets away from the outdoor unit.
- Do not block air inlets or outlets of either unit.
- Turn off the power supply before cleaning or maintenance.
3. Package Contents
Verify that all components are present upon delivery. Your package should include:
- Indoor Unit
- Outdoor Unit
- 16 Ft. Copper Line Set
- Remote Control
- User Manual
- Installation Accessories (Drywall Anchors, Flare Nuts, Remote Holder, Mounting Plate, AAA Batteries, Wall Cuff, Drain Joint, Tape, Sealing Gum, Drain Hose, Electrical Cable, Signal Cable)

Image: Detailed illustration of all components included with the TOSOT Aoraki mini-split system, categorized for the indoor and outdoor units.
4. Setup and Installation
Professional installation is highly recommended for this mini-split system. Ensure the installation site meets the following criteria:
- Placement: The indoor unit should be positioned to allow for optimal air circulation. The outdoor unit requires adequate clearance for airflow and maintenance.
- Electrical: The unit operates on 208-230V. A dedicated circuit is often required.
- Area Coverage: This 12,000 BTU unit is designed to cool and heat areas up to approximately 750 square feet.
- ERV System Add-On: This unit supports an optional Energy Recovery Ventilation (ERV) system add-on. If integrating an ERV, additional wall vents will be required. Consult a professional for details on ERV installation.

Image: A floor plan diagram indicating the appropriate BTU capacity for various room sizes, with the 12,000 BTU unit suitable for areas up to 750 sq ft.
Note: Your order may be shipped in multiple packages and arrive at different times. Please ensure all packages have been received before arranging professional installation.
5. Operating Instructions
5.1 Basic Operation
The TOSOT Aoraki system provides both cooling and heating functionalities. It can cool in ambient temperatures as low as -20°F for specific applications like server rooms and provides heating down to -22°F.

Image: Illustrations demonstrating the unit's 12,000 BTU cooling capacity up to 122°F, heating capacity down to -22°F, and seven fan speeds for airflow up to 400 CFM.
5.2 Humidity Control
The Aoraki mini-split system is designed to maintain comfortable indoor humidity levels, avoiding the excessive drying often associated with traditional air conditioning units.

Image: The indoor unit with text highlighting its smart humidity control feature, which helps maintain a comfortable indoor environment.
5.3 Quiet Operation
The indoor unit operates at a low noise level of 20dB. Night mode reduces the outdoor unit noise to 52dB.

Image: Visual representation of the low noise levels of both the indoor (min. 20dB) and outdoor (min. 40dB) units, promoting a quiet environment.
5.4 Controls: Remote, App, and Voice
Control your unit using the included remote control, the dedicated mobile application via WiFi, or through voice commands.

Image: Overview of the control options: a physical remote, a smartphone app for WiFi control, and voice control compatibility.
5.5 Auto Brightness Adjustment
The unit features an auto brightness adjustment for its display, ensuring clear visibility during the day and a soft, dim display at night.

Image: Demonstrates the unit's auto brightness adjustment, providing a clear display during the day and a dimmed display at night.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your unit.
6.1 Filter Cleaning
The indoor unit features removable filters and louvers for easy cleaning. Clean filters regularly to maintain air quality and unit efficiency. Refer to the detailed cleaning instructions in the full user manual for specific steps.

Image: The indoor unit with its removable filters and louvers, highlighting the ease of maintenance for consistent air freshness.
7. Troubleshooting
If you encounter issues with your unit, consult the following common troubleshooting tips. For more complex problems, contact customer support.
- Unit Not Turning On: Check power supply, circuit breaker, and ensure the remote control batteries are functional.
- Insufficient Cooling/Heating: Verify temperature settings, clean air filters, and ensure no obstructions to airflow.
- Unusual Noises: Minor operational noises are normal. If loud or persistent, consult the full manual or customer support.
- Water Leakage: Check the drain hose for blockages or improper installation.
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | SU-AORAKI12-230 |
| Cooling Capacity | 12,000 BTU |
| Heating Capacity | 12,000 BTU |
| SEER2 Rating | 24.5 |
| Voltage | 208-230V |
| Indoor Noise Level | As low as 20dB |
| Outdoor Noise Level (Night Mode) | 52dB |
| Operating Temperature Range (Cooling) | -20°F to 122°F |
| Operating Temperature Range (Heating) | -22°F to 122°F |
| Floor Area Coverage | Up to 750 sq ft |
| Certifications | ENERGY STAR, COLD CLIMATE, ETL, AHRI |
| Special Features | WiFi-Enabled, ERV System Add-On Support, Smart Humidity Control, Auto Brightness Adjustment |

Image: Visual representation of the unit's energy efficiency, featuring a 24.5 SEER2 rating and ENERGY STAR certification.
9. Warranty Information
The TOSOT Aoraki Mini-Split Air Conditioner and Heating System comes with a 5-year warranty. For detailed terms and conditions, please refer to the warranty card included with your product or contact customer support.
10. Customer Support
For technical assistance, warranty claims, or any inquiries regarding your TOSOT Aoraki system, please contact our US-based customer support team. Contact details can be found on the TOSOT official website or in the documentation provided with your unit.

Image: An illustration emphasizing TOSOT's commitment to customer satisfaction through manufacturing experience, secure packaging, and dedicated US-based customer support.





