1. Introduktion
This manual provides essential information for the safe and efficient operation of your TOSOT Cosmo Series 12,000 BTU 115V Mini-Split Air Conditioner and Heating System. Please read it thoroughly before installation and use, and retain it for future reference.
The TOSOT Cosmo Series offers advanced climate control with features such as:
- Smart kontrol: Remote control via the Gree+ app and voice control capabilities.
- Høj effektivitet: Up to 19 SEER2 rating for energy savings.
- Bredt driftsområde: Cools in temperatures up to 122°F and heats as low as -13°F.
- Stille drift: Noise levels between 22dB and 36dB.
- Integreret system: Provides cooling, heating, dehumidifying, and fan-only functions.


2. Sikkerhedsoplysninger
Always adhere to local electrical codes and safety regulations during installation and operation. Improper installation or maintenance can lead to electric shock, fire, or serious injury.
- Installation must be performed by a qualified and certified HVAC technician.
- Ensure the power supply matches the unit's specifications (110-120V for this model).
- Forsøg ikke selv at reparere eller modificere enheden. Kontakt kvalificeret servicepersonale.
- Hold børn og kæledyr væk fra udendørsenheden under drift.
- Sørg for korrekt dræning af kondensat for at forhindre vandskader.
3. Opsætning og installation
The TOSOT Cosmo Series Mini-Split system includes an indoor unit, an outdoor unit, and a 16 ft copper line set. Installation requires specialized tools and knowledge. It is strongly recommended that installation be performed by a professional HVAC technician.
3.1 Medfølgende komponenter

Before beginning installation, verify that all components listed in the packaging diagram are present and undamaged. The unit set may arrive in multiple packages at different times.
3.2 Valg af sted
- Indendørs enhed: Choose a location that allows for even air distribution, away from direct sunlight or heat sources. Ensure sufficient space around the unit for maintenance.
- Udendørs enhed: Select a stable, level surface with adequate clearance for airflow. Avoid locations where noise might be a disturbance to neighbors.
3.3 Installationstrin (professionel installation anbefales)
- Monter indendørsenhedens monteringsplade sikkert på væggen.
- Drill a hole through the wall for refrigerant lines, drain hose, and electrical cables.
- Connect the refrigerant lines, drain hose, and electrical wiring to the indoor unit.
- Monter indendørsenheden på monteringspladen.
- Position and secure the outdoor unit.
- Connect the refrigerant lines and electrical wiring between the indoor and outdoor units.
- Perform vacuuming of the refrigerant lines to remove air and moisture.
- Release refrigerant into the system.
- Check for leaks and ensure all connections are secure.
- Connect the unit to the dedicated power supply.
Note: Proper wiring and refrigerant handling are critical for safety and system performance. Consult the detailed installation guide provided with your unit or a certified technician.
4. Betjeningsvejledning
Your TOSOT Mini-Split system can be controlled via the included remote control, the Gree+ / TOSOT+ mobile app, or voice commands.
4.1 Betjening af fjernbetjening
The remote control allows direct access to all functions. Insert two AAA batteries (included) into the remote before use.

- Power knap: Tænder/slukker enheden.
- Mode knap: Cycles through Cooling, Heating, Dehumidifying, and Fan modes.
- Temperaturknapper (op/ned): Justerer den ønskede temperatur.
- Ventilatorhastighedsknap: Vælger ventilatorhastighed (f.eks. Lav, Mellem, Høj, Auto).
- Sleep knap: Aktiverer dvaletilstand for stille drift og energibesparelse under søvn.
- Timer knap: Indstiller TIL/FRA-timere.
4.2 Smart Control (Wi-Fi and Voice Control)
The unit is Wi-Fi enabled and can be controlled remotely via the Gree+ or TOSOT+ app. It also supports voice control through compatible smart home devices (e.g., Google Assistant).
- Download the Gree+ or TOSOT+ app from your smartphone's app store.
- Follow the in-app instructions to connect your mini-split unit to your home Wi-Fi network.
- Once connected, you can adjust settings, monitor status, and schedule operations from anywhere.
- For voice control, link the Gree+ / TOSOT+ app with your preferred voice assistant.
4.3 driftstilstande

- Køletilstand: Provides 12,000 BTU/h of cooling capacity. Ideal for reducing room temperature.
- Opvarmningstilstand: Provides 12,000 BTU/h of heating capacity. Suitable for warming the room.
- Affugtningstilstand: Removes up to 71.04 pints of moisture per day, improving air quality and comfort.
- Ventilatortilstand: Circulates air without cooling or heating, with 7 adjustable fan speeds.
4.4 Energieffektivitet

The TOSOT Cosmo Series features a 19 SEER2 rating, signifying its high energy efficiency. This can lead to significant energy cost savings compared to lower SEER2 rated units.
5. Vedligeholdelse
Regular maintenance ensures optimal performance and longevity of your mini-split system. Always turn off the power to the unit before performing any maintenance.
5.1 Rengøring af luftfilter
- Åbn frontpanelet på indendørsenheden.
- Fjern luftfiltrene.
- Clean the filters with a vacuum cleaner or wash them with lukewarm water. Allow them to dry completely before reinserting.
- Clean filters every 2-4 weeks, or more frequently if the unit is used heavily or in dusty environments.
5.2 Vedligeholdelse af udendørsenhed
- Keep the area around the outdoor unit clear of debris, leaves, and vegetation to ensure proper airflow.
- Periodically clean the outdoor coil fins with a soft brush or water hose. Be careful not to bend the fins.
- Ensure the condensate drain line is free from blockages.
5.3 Professionel inspektion
It is recommended to have a qualified HVAC technician inspect your system annually to ensure all components are functioning correctly and to perform any necessary deep cleaning or adjustments.
6. Fejlfinding
This section addresses common issues you might encounter. For problems not listed here, or if solutions do not resolve the issue, contact customer support.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Enheden tænder ikke. | Ingen strøm, afbryder udløst, fjernbetjeningsbatterier døde. | Kontroller strømforsyningen, nulstil afbryderen, udskift fjernbetjeningens batterier. |
| Utilstrækkelig køling/opvarmning. | Dirty air filters, blocked outdoor unit, incorrect mode/temperature setting, low refrigerant. | Clean air filters, clear obstructions from outdoor unit, verify settings, contact technician for refrigerant check. |
| Vandlækage fra indendørsenhed. | Blocked condensate drain line, improper installation angle, ice buildup. | Check and clear the drain line. Ensure the indoor unit is level. If ice buildup is suspected, turn off the unit and allow it to defrost, then check for underlying causes. Professional inspection is recommended for persistent issues. |
| Usædvanlige lyde. | Løse dele, blokering af ventilator, støj fra kølemiddelstrøm (normalt). | Inspect for loose components. If noise is persistent or unusual, contact a technician. |
| Problemer med Wi-Fi-forbindelse. | Weak Wi-Fi signal, incorrect app setup, router issues. | Ensure strong Wi-Fi signal, re-follow app setup instructions, restart router. |
7. Specifikationer
Key technical specifications for the TOSOT Cosmo Series 12,000 BTU 115V Mini-Split Air Conditioner and Heating System.
| Feature | Detalje |
|---|---|
| Modelnummer | GWH12ATCXB-A6DNA1AO |
| Kølekapacitet | 12,000 BTU |
| Varmekapacitet | 12,000 BTU |
| SEER2-vurdering | 19 |
| Voltage | 110-120V (AC) |
| Støjniveau (indendørs) | 22-36 decibel |
| Kølevæsketype | R32 |
| Inkluderet linjesætlængde | 16 fod kobberledningssæt |
| Omtrentlig dækningsområde | Op til 750 kvadratmeter |
| Produktmål (indendørsenhed) | 32.9"W x 10.8"H x 7.9"D (for 9,000 & 12,000 BTU models) |
| Produktmål (udendørsenhed) | 28.8"W x 21.9"H x 13.0"D (for 9,000 & 12,000 BTU models) |
| Varens vægt | 100.2 pund (hele systemet) |
| Særlige funktioner | Fast Cooling, Google Assistant, Wi-Fi Enabled |


8. Garanti og support
8.1 Garantioplysninger
The TOSOT Cosmo Series Mini-Split Air Conditioner and Heating System comes with a 5-års garantiSe venligst garantikortet, der følger med dit produkt, for at få de fulde vilkår og betingelser.
8.2 Kundesupport
For technical assistance, warranty claims, or any questions regarding your TOSOT product, please contact customer support. You can find more information and contact details on the official TOSOT store page:
Visit the TOSOT Store on Amazon
TOSOT is committed to providing secure packaging and US-based customer support.






