1. Entwodiksyon
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your TOSOT Cosmo Series 36,000 BTU Quad 4 Zone Mini Split AC with Heat Pump. Please read this manual thoroughly before installation and use, and retain it for future reference. This system is designed to provide individual temperature control across four distinct zones using a single outdoor unit and four 9,000 BTU indoor units.
2. Enfòmasyon sou Sekirite
Enstriksyon enpòtan pou sekirite:
- Installation and maintenance must be performed by qualified, certified HVAC technicians in accordance with all local and national electrical and safety codes.
- Asire w ke ekipman pou pouvwa a koresponn ak espesifikasyon aparèy la (230V).
- Pa eseye repare oswa modifye aparèy la tèt ou. Kontakte pèsonèl sèvis kalifye.
- Li enpòtan pou byen konekte ak tè a pou anpeche chòk elektrik.
- Ensure proper ventilation around the outdoor unit.
- Kenbe timoun ak bèt kay lwen inite deyò a pandan l ap fonksyone.
- Refrigerant handling requires specialized tools and training.
3. Pake kontni
Verify that all components are present before beginning installation. Your TOSOT Cosmo Series system includes the following:
Indoor Unit Components (x4 sets)
- 1 x Indoor Unit
- 5 x Anchor klwazon sèch
- 2 x Flare Nut
- 4 x Remote Holder Fixing Screw
- 5 x Mounting Plate Fixing Screw
- 2 x batri AAA
- 1 x Detantè Kontwòl Remote
- 1 x App Control Quick Guide
- 1 x kontwòl remote
- 1 x Plak aliye
- 1 x Manch Izolasyon
- 1 x 20 ft Signal Cable
Outdoor Unit Components (x1 set)
- 1 x Inite Eksteryè
- 1 x Drain Joint
- 1 x manyèl itilizatè
Installation Accessories (x2 sets)
- 1 set x Refrigerant Pipe (16.4 ft copper line set)
- 1 x Sealing Gum
- 2 x tep
- 1 x drenaj kawotchou
- 1 x Wall Sleeve

4. Enstalasyon ak Enstalasyon
The TOSOT Cosmo Series Mini Split system requires professional installation. While designed for easier installation compared to central AC systems, specific HVAC and electrical knowledge is necessary. The system includes a 16.4-foot copper line set for each indoor unit, but the power cord is not included and must be sourced separately.
4.1 Key Installation Steps
- Enstalasyon Inite Andedan yo: Securely mount each of the four indoor units in their designated zones, ensuring proper clearance for airflow and maintenance.
- Plasman Inite Eksteryè a: Position the single outdoor unit on a stable, level surface, allowing adequate space for air circulation and service access.
- Refrigerant Line Set Connection: Connect the provided copper line sets between each indoor unit and the outdoor unit. This step requires precise flaring, torqueing, and the use of Nylog sealant to prevent leaks.
- Fil elektrik: Connect the electrical wiring according to the wiring diagram provided in the detailed user manual. Ensure the correct voltage (230V) and breaker size (e.g., 40A) are used.
- Pase aspirasyon nan sistèm nan: Evacuate the refrigerant lines to remove air and moisture. This is a critical step for system efficiency and longevity. A vacuum pump must be used to pull a deep vacuum for at least 30 minutes per line set, and the vacuum must hold for at least an hour to confirm no leaks.
- Refrigerant Release: Once the vacuum test is successful, carefully release the R32 refrigerant from the outdoor unit into the system.
- Koneksyon drenaj: Ensure all indoor units have proper condensate drainage connected to prevent water leaks.


4.2 Refrigerant Information
This system utilizes R32 refrigerant, which has a 67% lower Global Warming Potential (GWP) and requires a 30% lower refrigerant charge compared to R410A systems, contributing to environmental benefits.

5. Operasyon Enstriksyon
Your TOSOT Mini Split system offers versatile climate control for up to four zones, with individual temperature settings and operating modes.
5.1 Mòd Fonksyònman
Sistèm nan sipòte mòd sa yo:
- Refwadisman: Provides cooling to maintain desired room temperature.
- Chofaj: Functions as a heat pump, providing warmth even in extreme cold conditions (down to -22°F).
- Fanatik: Fè lè sikile san li pa chofe ni refwadi.
- Dezimidifikasyon: Diminye nivo imidite nan chanm nan.

5.2 Kontwòl Tanperati
Each indoor unit can be set to a desired temperature between 61°F and 86°F (16°C and 30°C) independently. The advanced inverter technology ensures stable temperatures and quiet operation.

5.3 Smart Kontwòl
Manage your system from anywhere using the Gree+ app on your smartphone. The system also supports voice control for hands-free adjustments. Each indoor unit comes with its own remote control for direct adjustments.

6. Antretyen
Regular maintenance ensures optimal performance and longevity of your TOSOT Mini Split system.
6.1 Antretyen Inite Enteryè a
- Netwayaj filtè: Clean the air filters every 2-4 weeks, or more frequently depending on usage and air quality. Refer to the detailed user manual for instructions on how to remove and clean the filters.
- Netwayaj Bobin: Periodically inspect and clean the indoor coil. This should ideally be done by a professional.
6.2 Antretyen Inite Eksteryè a
- Klè debri: Keep the area around the outdoor unit clear of leaves, dirt, and other obstructions to ensure proper airflow.
- Netwayaj Bobin: Clean the outdoor coil annually, or as needed, to remove accumulated dirt and debris. This can be done with a garden hose, but avoid high-pressure sprays.
- Tcheke drenaj: Ensure the drain pan and drain holes are clear to prevent water buildup.
NAN. Depanaj
If you encounter issues with your system, refer to the following basic troubleshooting steps. For complex problems, contact a qualified HVAC technician.
7.1 Pwoblèm komen ak solisyon
- Inite pa Limen: Tcheke ekipman pou kouran an, disjonktè a, epi asire w pil kontwòl remote la fonksyone byen.
- Refwadisman/Chofaj ensifizan: Verify correct mode selection and temperature settings. Clean air filters. Ensure outdoor unit is not obstructed.
- Bwi ki pa nòmal: Minor noises during operation are normal. If loud or unusual noises occur, contact a technician.
- Dlo koule: Check indoor unit drainage hose for kinks or blockages. Ensure outdoor unit is level.
- Kontwòl Remote pa travay: Replace batteries. Ensure no obstructions between remote and indoor unit.
8. Espesifikasyon
Key technical specifications for the TOSOT Cosmo Series 36,000 BTU Quad 4 Zone Mini Split AC with Heat Pump (Model TST-MZ-M36-Q9999):
| Spesifikasyon | Valè |
|---|---|
| Mak | TOSOT |
| Nimewo Modèl | TST-MZ-M36-Q9999 |
| Kalite sistèm | Quad 4 Zone Mini Split AC with Heat Pump |
| Kapasite total | 36,000 BTU (3 Tòn) |
| Indoor Unit Capacity (each) | 9,000 BTU |
| Evalyasyon SEER2 | 21 |
| Evalyasyon HSPF2 | 10 |
| Voltage | 230 Volts |
| Outdoor Unit Dimensions (D x W x H) | 40.2" x 16.8" x 32.5" |
| Pwa atik | 339 liv |
| Nivo Bri (Inite Eksteryè) | 63 Desibèl |
| Ranje Tanperati Operasyonèl (Chofaj) | -22°F pou 118°F |
| Kalite febrifuj | R32 |
| Konpozan ki enkli | Remote, User Manual |
| Estimated Coverage Area | 1800 pye kare |


9. Garanti ak sipò
TOSOT provides a five-year warranty for this product, ensuring peace of mind regarding your investment. For any service inquiries, technical support, or warranty claims, please contact TOSOT customer service. It is recommended to arrange installation only after receiving all parts of your order, as shipments may arrive in multiple packages or on pallets at different times.
For detailed support, refer to the contact information provided in the full user manual included with your product or visit the official TOSOT websit.





