1. Introduktion
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your TOSOT 34,000 BTU Cosmo Series Ducted Mini Split Air Conditioner. Please read this manual thoroughly before installation and use, and retain it for future reference. This system is designed for both cooling and heating, offering versatile climate control for various spaces.
2. Sikkerhedsoplysninger
Vigtig: Installation must be performed by certified technicians to ensure safety and system optimization. The ceiling structure must have adequate load-bearing capacity for the indoor unit.
- Afbryd altid strømmen før service eller rengøring af enheden.
- Bloker ikke luftindtag eller -udtag.
- Sørg for korrekt jording for at forhindre elektrisk stød.
- Use only the specified refrigerant (R32) and follow all handling guidelines.
- Hold børn væk fra enheden under drift og vedligeholdelse.
The unit is equipped with an R32 sensor for safety. Refer to the diagram below for visual reference.

3. Produktet er slutview
The TOSOT Cosmo Series Ducted Mini Split Air Conditioner provides efficient and discreet climate control. It features a concealed indoor unit designed for integration into ceiling structures and an outdoor condenser unit.

3.1 Nøglefunktioner
- Kraftig køling og opvarmning: Delivers up to 1,324 CFM airflow with 6 fan speeds, including Turbo mode. Operates efficiently from -13°F to 122°F.
- Energibesparende: Equipped with an inverter compressor and R32 refrigerant for optimized energy use. Features an energy-saving mode.
- Design med højt statisk tryk: Suitable for long-distance ducting and high-ceiling spaces, with adjustable external static pressure (0-1.106 inch WC).
- Fleksibel installation: Default side return air can be converted to bottom return. Versatile placement of supply and return vents.
- Automatisk dræning: Built-in pump actively discharges condensation, reducing clogging risks and preventing ceiling leaks.
- Smart kontrol: Includes a wired controller and supports app control for remote adjustments, timer, dehumidification, and sleep mode.
3.2 Hvad er der i æsken
Ensure all items are received before scheduling professional installation.

4. Opsætning
Professional installation is required for this system. The following information provides an overview of key installation aspects.
4.1 Installationsovervejelser
- The indoor unit is designed for concealed installation within ceiling structures, saving wall and floor space.
- The unit supports flexible air return options (side or bottom) and multi-duct configurations.
- Ensure the ceiling has sufficient load-bearing capacity.



4.2 Elektriske ledninger
All electrical connections must comply with local and national electrical codes and be performed by a qualified electrician.
- Ensure all power sources are turned off before connecting any wires.
- Connect numbered wires from the indoor unit to the corresponding numbers in the outdoor unit's compartment.
- Connect the grounding wire (green to green).
- Connect power cables: black wire to letter N and red wire to letter L.
For a general understanding of wiring a mini-split unit, refer to the video below. Note that specific wiring diagrams for your TOSOT model should always be followed.
4.3 Drainage System
The built-in water pump enables upward pipe routing, saving ceiling space and actively discharging condensation. A float switch monitors water levels and triggers an alarm if too high, preventing leaks.

5. Betjeningsvejledning
Your TOSOT Ducted Mini Split system offers multiple control options for optimal comfort.

5.1 Kablet controller
The intuitive wired controller allows direct adjustment of settings such as temperature, mode, and fan speed.
5.2 Smart Control (App Control)
Utilize the dedicated app for remote adjustments and advanced features. This includes setting timers, activating dehumidification, and sleep mode. The app also supports Geo Location functions.
5.3 driftstilstande
- Køling: Provides powerful cooling with up to 1,324 CFM airflow.
- Opvarmning: Delivers warmth efficiently, operating in conditions down to -13°F.
- Energibesparende tilstand: Automatically adjusts cooling to maintain comfort while reducing power consumption.
- affugtning: Reduces humidity levels in the space.
- Sove mode: Adjusts temperature for comfortable sleep and reduced energy use.
- Turbo tilstand: Provides rapid cooling or heating when quick temperature changes are desired.


6. Vedligeholdelse
Regelmæssig vedligeholdelse sikrer optimal ydeevne og levetid for din enhed.
6.1 Filterrensning
Regularly clean or replace air filters as per the instructions in the full user manual to maintain air quality and system efficiency.
6.2 Generel rengøring
Wipe down the exterior of the indoor and outdoor units with a soft, damp klæde. Brug ikke skrappe kemikalier eller slibende rengøringsmidler.
6.3 Kontrol af drænsystem
Periodically inspect the drainage system for any blockages or leaks. The built-in pump helps prevent issues, but regular checks are recommended.
7. Fejlfinding
If you encounter issues, refer to the following common troubleshooting tips. For complex problems, contact a certified technician.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Enheden tænder ikke | No power, circuit breaker tripped, remote control battery low | Check power supply, reset breaker, replace remote batteries |
| Utilstrækkelig køling/opvarmning | Dirty air filters, blocked outdoor unit, incorrect mode setting, low refrigerant | Clean filters, clear obstructions, select correct mode, contact technician for refrigerant check |
| Usædvanlig støj | Loose parts, fan obstruction, refrigerant flow noise (normal) | Check for loose parts or obstructions, if persistent or loud, contact technician |
| Vandlækage | Blocked drain pipe, improper installation | Check and clear drain pipe, ensure proper slope, contact technician for installation review |
8. Specifikationer
| Feature | Detalje |
|---|---|
| Mærke | TOSOT |
| Model info | SU-COSMO36D/I;SU-COSMO36-230/O |
| Kølekraft | 34,000 britiske termiske enheder |
| Kapacitet | 3 tons |
| Voltage | 230.0 V |
| Wattage | 9965 W |
| Støjniveau | 36 decibel |
| Produktdimensioner | 39.37 x 29.37 x 16.81 tommer |
| Varens vægt | 248 pund |
| Installationstype | Opdelt system |
| Særlige funktioner | Fast Cooling, Heating & Cooling Function, Remote Controlled, WiFi Enabled |
| Sæsonbestemt energieffektivitetsforhold (SEER) | 14 |
9. Garanti
Warranty information is typically provided with your product documentation. Please ensure that installation is carried out by certified technicians, as improper installation may void the warranty. Keep your purchase receipt and installation records for warranty claims.
10. Support
For technical assistance, troubleshooting beyond this manual, or to inquire about service, please contact TOSOT customer support. Refer to the contact information provided in your product packaging or visit the official TOSOT webwebsted.





