1. הקדמה
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. זיכערקייַט אינפֿאָרמאַציע
וויכטיק: 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.
- שטענדיק אָפּשטעקן די עלעקטריציטעט איידער איר סערוויסט אדער רייניגט דעם אַפּאַראַט.
- דו זאלסט נישט פאַרשפּאַרן לופט ינלעץ אָדער אַוטלעץ.
- פאַרזיכערן געהעריק גראַונדינג צו פאַרמייַדן עלעקטריקאַל קלאַפּ.
- Use only the specified refrigerant (R32) and follow all handling guidelines.
- האַלט קינדער אַוועק פון דער אַפּאַראַט בעת אָפּעראַציע און וישאַלט.
The unit is equipped with an R32 sensor for safety. Refer to the diagram below for visual reference.

3. פּראָדוקט איבערview
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 שליסל פֿעיִקייטן
- Powerful Cooling & Heating: Delivers up to 1,324 CFM airflow with 6 fan speeds, including Turbo mode. Operates efficiently from -13°F to 122°F.
- ענערגיע-שפּאָרן: Equipped with an inverter compressor and R32 refrigerant for optimized energy use. Features an energy-saving mode.
- High Static Pressure Design: Suitable for long-distance ducting and high-ceiling spaces, with adjustable external static pressure (0-1.106 inch WC).
- פלעקסאַבאַל ינסטאַלירונג: Default side return air can be converted to bottom return. Versatile placement of supply and return vents.
- אויטאָמאַטישע דריינאַדזש: Built-in pump actively discharges condensation, reducing clogging risks and preventing ceiling leaks.
- סמאַרט קאָנטראָל: Includes a wired controller and supports app control for remote adjustments, timer, dehumidification, and sleep mode.
3.2 וואָס איז אין דער קעסטל
Ensure all items are received before scheduling professional installation.

4. סעטאַפּ
Professional installation is required for this system. The following information provides an overview of key installation aspects.
4.1 ינסטאַלירונג קאַנסידעריישאַנז
- 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 עלעקטריקאַל וויירינג
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. אַפּערייטינג ינסטרוקטיאָנס
Your TOSOT Ducted Mini Split system offers multiple control options for optimal comfort.

5.1 ווייערד קאָנטראָללער
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 אַפּערייטינג מאָדעס
- קאָאָלינג: Provides powerful cooling with up to 1,324 CFM airflow.
- באַהיצונג: Delivers warmth efficiently, operating in conditions down to -13°F.
- ענערגיע-שפּאָרן מאָדע: Automatically adjusts cooling to maintain comfort while reducing power consumption.
- דעהומידיפיקאַטיאָן: Reduces humidity levels in the space.
- שלאָפן מאָדע: Adjusts temperature for comfortable sleep and reduced energy use.
- טורבאָ מאָדע: Provides rapid cooling or heating when quick temperature changes are desired.


6. וישאַלט
רעגולערע אויפהאלטונג גאראנטירט אפטימאלע פאָרשטעלונג און לאַנגלעבעדיקייט פון אייער אַפּאַראַט.
6.1 פילטער רייניקונג
Regularly clean or replace air filters as per the instructions in the full user manual to maintain air quality and system efficiency.
6.2 אַלגעמיינע רייניקונג
Wipe down the exterior of the indoor and outdoor units with a soft, damp שטאָף. דו זאלסט נישט נוצן האַרב קעמיקאַלז אָדער אַברייסיוו קלינערז.
6.3 Drainage System Check
Periodically inspect the drainage system for any blockages or leaks. The built-in pump helps prevent issues, but regular checks are recommended.
7. טראָובלעשאָאָטינג
If you encounter issues, refer to the following common troubleshooting tips. For complex problems, contact a certified technician.
| פּראָבלעם | מעגלעך סיבה | לייזונג |
|---|---|---|
| אַפּאַראַט איז נישט אויסגעדרייט | No power, circuit breaker tripped, remote control battery low | Check power supply, reset breaker, replace remote batteries |
| נישט גענוג קילן/הייצן | שמוציקע לופט פילטערס, פארשטאפטע דרויסנדיקע איינהייט, אומרעכטע מאָדע איינשטעלונג, נידעריקע קילשטאָף | Clean filters, clear obstructions, select correct mode, contact technician for refrigerant check |
| ומגעוויינטלעך ראַש | Loose parts, fan obstruction, refrigerant flow noise (normal) | Check for loose parts or obstructions, if persistent or loud, contact technician |
| וואַסער ליקאַדזש | Blocked drain pipe, improper installation | Check and clear drain pipe, ensure proper slope, contact technician for installation review |
8. ספּעסאַפאַקיישאַנז
| שטריך | דעטאַל |
|---|---|
| סאָרט | TOSOT |
| מאָדעל אינפֿאָרמאַציע | SU-COSMO36D/I;SU-COSMO36-230/O |
| קאָאָלינג מאַכט | 34,000 בריטיש טערמאַל וניץ |
| קאַפּאַציטעט | 3 טאָנס |
| Voltage | 230.0 V |
| וואָסtage | 9965 וו |
| ראַש מדרגה | 36 דעציבעלן |
| פּראָדוקט דימענשאַנז | 39.37 X 29.37 X 16.81 אינטשעס |
| פּונקט וואָג | 248 פונט |
| ייַנמאָנטירונג טיפּ | שפּאַלטן סיסטעם |
| ספּעציעלע פֿעיִקייטן | Fast Cooling, Heating & Cooling Function, Remote Controlled, WiFi Enabled |
| סעזאָנאַל ענערגיע עפעקטיווקייט פאַרהעלטעניש (SEER) | 14 |
9. וואָראַנטי
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. שטיצן
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 webפּלאַץ.





