Introduction
Thank you for choosing the Upstreman 24000 BTU 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 use, and retain it for future reference.
Safety Information
Important Safety Instructions:
- Installation must be performed by a qualified and licensed HVAC technician in accordance with all local and national electrical and building codes.
- Ensure the power supply matches the unit's specifications (230V).
- Do not attempt to repair or modify the unit yourself. Contact qualified service personnel for all repairs.
- Keep the area around the outdoor unit clear of obstructions to ensure proper airflow.
- Do not insert fingers or objects into the air inlet/outlet.
- Always disconnect power before cleaning or performing maintenance.
- This appliance uses R32 refrigerant. Handle with care and ensure proper ventilation during installation and servicing.
Product Components
The Upstreman Mini Split AC Heating System is shipped in two separate boxes and includes the following main components and an installation kit:

Image: Overview of the indoor unit, outdoor unit, and included installation accessories. Components are numbered for easy identification.
- Indoor unit
- Outdoor unit
- Drain pipe
- Connecting pipe (thin)
- Connecting pipe (thick)
- Mounting bracket (for outdoor unit)
- PVC protective tape
- Drain nozzle
- Cap
- Sealed clay
- Air conditioner manual
- WiFi download guide
- Install decorative panel 1
- Install decorative panel 2
- Battery (for remote control)
- Remote control
- Swelling glue
- Indoor and outdoor connection cable (four-core)
- Power cable (three-core)
- Screws
- Mounting bracket (additional)
- Expansion bolt
Setup and Installation
Professional installation by a licensed HVAC technician is strongly recommended for optimal efficiency, longevity, and to ensure compliance with all safety standards and warranty requirements. The system includes heavy-duty, waterproof mounting brackets for the outdoor unit, supporting up to 600 lbs.

Image: Outdoor unit installation showing the required 4-inch clearance from the wall at the back for proper ventilation.
Key Installation Notes:
- Ensure a minimum of 4 inches clearance from the wall at the back of the outdoor unit for adequate airflow.
- The system is pre-charged with R32 refrigerant.
- Verify all electrical connections are secure and meet local codes.
- Proper drainage for condensate must be established for both indoor and outdoor units.
Operating Instructions
Your Upstreman Mini Split AC offers versatile climate control with 7 operating modes and smart control features.

Image: Smartphone interface for the Upstreman AC app, illustrating the various control modes and remote temperature adjustment.
Operating Modes:
- Cool Mode: Provides cooling for rooms up to 1500 sq ft.
- Heat Mode: Delivers reliable warmth even in temperatures down to -4°F.
- Dry Mode: Reduces humidity in the room.
- Fan Mode: Circulates air without heating or cooling.
- Auto Mode: Automatically selects the appropriate mode (cooling or heating) based on the set temperature and ambient conditions.
- Sleep Mode: Adjusts temperature and fan speed for quiet, comfortable sleep, with the auto-dim display turning off after 10 seconds.
- Eco Mode: Optimizes operation for energy savings.
Smart Control (WiFi):
- Control your unit remotely using your smartphone via the dedicated app (available on App Store and Google Play).
- Set schedules, adjust temperature, and change modes from anywhere.
Temperature Unit Switching:
- To switch between Celsius and Fahrenheit, press and hold the left and right buttons on the remote control simultaneously for 5 seconds while in cooling or heating mode.
Ultra-Quiet Operation:
- The unit operates at a low noise level of 40 dB, ensuring minimal disturbance.
Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your Upstreman Mini Split AC system.

Image: Visual representation of key features including the removable and washable filter, and the self-cleaning function.
Self-Cleaning Function:
- The innovative Self-Clean function operates at 136°F (58°C) to automatically sterilize the indoor unit, preventing mold and bacteria buildup.
- Refer to the user manual for instructions on how to activate this feature.
Washable Filter:
- The indoor unit is equipped with a removable and washable filter.
- Clean the filter regularly (e.g., every 2-4 weeks, depending on usage) to maintain air quality and system efficiency.
- To clean, carefully remove the filter, rinse with lukewarm water, and allow it to dry completely before reinserting.
General Maintenance:
- Periodically check the outdoor unit for debris accumulation and clear any obstructions.
- Ensure the condensate drain lines are clear and free-flowing.
- Schedule annual professional inspections to ensure all components are functioning correctly and to prevent potential issues.
Troubleshooting
Before contacting customer support, please refer to the following common troubleshooting tips:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power, circuit breaker tripped, remote control batteries dead | Check power supply, reset circuit breaker, replace remote batteries |
| Insufficient cooling/heating | Dirty air filter, blocked outdoor unit, incorrect mode setting, low refrigerant | Clean air filter, clear obstructions, select correct mode, contact technician for refrigerant check |
| Unusual noise | Loose parts, foreign object, fan imbalance | Inspect unit for loose parts, remove any foreign objects, contact technician if noise persists |
| Water leakage | Blocked drain pipe, improper installation | Clear drain pipe, ensure proper slope, contact technician for installation check |
| WiFi connection issues | Router issues, incorrect password, app not updated | Restart router, re-enter WiFi password, update app, ensure unit is within WiFi range |
If the problem persists after attempting these solutions, please contact Upstreman customer support.
Specifications
Detailed technical specifications for the Upstreman 24000 BTU Mini Split AC Heating System (Model UPI24):
| Feature | Specification |
|---|---|
| Model Name | UPI24 |
| Cooling Power | 24000 British Thermal Units |
| Capacity | 1 Ton |
| Seasonal Energy Efficiency Ratio (SEER2) | 20 |
| Voltage | 230 Volts |
| Noise Level | 40 dB |
| Refrigerant | R-32 |
| Product Dimensions (Indoor Unit) | 8.66"D x 40.4"W x 12.5"H |
| Item Weight | 98.9 pounds (total system) |
| Coverage Area | Up to 1500 sq ft |
| Operating Temperature Range (Heating) | Down to -4°F |
| Operating Temperature Range (Cooling) | Up to 90°F |
| Control Type | Remote Control, App Control (WiFi Enabled) |
| Special Features | 4 Way Swing, Child Lock, Inverter Compressor, Self-Cleaning, Automatic Defrost |
| Certifications | ETL, AHRI |
Warranty and Support
Warranty Information:
The Upstreman 24000 BTU Mini Split AC Heating System is backed by a reliable 18-month limited warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
Customer Support:
For technical assistance, troubleshooting, or warranty inquiries, please contact our dedicated US-based customer support team. Our representatives are available to assist you with any questions or concerns you may have.
Contact Information:
- Website: www.upstreman.com
- Email: support@upstreman.com
- Phone: (Please refer to the official Upstreman website or product packaging for the most current phone number)





