1. Pendahuluan
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your TOSOT 12,000 BTU Cosmo Series Mini-Split Air Conditioner and Heating System. Please read this manual thoroughly before installation and use, and retain it for future reference. Proper installation and adherence to these instructions will ensure optimal performance and longevity of your unit.

Gambar 1.1: Selesaiview of the TOSOT 12,000 BTU Cosmo Series Mini-Split Air Conditioner and Heating System components.
2. Informasi Keselamatan
Petunjuk Keselamatan Penting:
- Installation must be performed by qualified personnel in accordance with all national and local wiring codes and regulations.
- Pastikan catu daya sesuai dengan spesifikasi unit (208-230V).
- Jangan mengoperasikan unit ini dengan tangan basah atau saat berdiri di permukaan yang basah.
- Jauhkan anak-anak dan hewan peliharaan dari unit luar ruangan.
- Jangan memasukkan benda ke dalam saluran masuk atau keluar udara.
- Matikan catu daya sebelum membersihkan atau melakukan pemeliharaan apa pun.
- Jika kabel suplai rusak, kabel tersebut harus diganti oleh produsen, agen servis, atau orang yang mempunyai kualifikasi serupa untuk menghindari bahaya.
3. Isi Paket
Verify that all items listed below are included in your package. If any components are missing or damaged, contact your retailer immediately.

Gambar 3.1: Detail view of included indoor and outdoor unit components and accessories.
Indoor Unit Components:
- Unit Dalam Ruangan
- Kontrol Jarak Jauh
- Panduan Pengguna
- Dudukan jarak jauh
- Baterai AAA (untuk remote)
- Pelat Pemasangan
- Jangkar Drywall
- Mounting Plate Fixing Screws
Outdoor Unit Components:
- Unit Luar Ruangan
- 16ft Copper Line Set
- 16ft Electrical Cable
- Tiriskan Selang
- Wall Cuff
- Tiriskan Bersama
- Tape
- Perekat Segel
- Lengan Isolasi
- Kabel sinyal
4. Instalasi
The installation of a mini-split air conditioning system requires specialized tools and knowledge. It is highly recommended that installation be performed by a certified HVAC professional to ensure safety, proper function, and warranty validity.
Langkah-langkah Instalasi Umum (Disarankan Menggunakan Jasa Profesional):
- Pemilihan Lokasi: Pilih lokasi yang tepat untuk unit dalam ruangan dan luar ruangan, pastikan aliran udara, drainase, dan dukungan struktural yang memadai.
- Memasang Unit Dalam Ruangan: Secure the mounting plate to the wall, then attach the indoor unit.
- Memasang Unit Luar Ruangan: Place the outdoor unit on a stable, level surface or mount it securely to a wall bracket.
- Menghubungkan Saluran Refrigeran: Connect the copper line set between the indoor and outdoor units. Ensure proper flaring and tightening of connections using a torque wrench to prevent leaks.
- Kabel listrik: Connect the electrical power and signal cables according to the wiring diagram provided in the full installation manual. This must comply with local electrical codes.
- Membersihkan Sistem dengan Vakum: Evacuate the refrigerant lines using a vacuum pump to remove air and moisture. This is a critical step for system efficiency and longevity.
- Releasing Refrigerant: Once the system is properly vacuumed, open the service valves on the outdoor unit to release the refrigerant into the system.
- Drainase: Ensure the condensate drain hose is properly installed and sloped to allow for effective water removal.
Note: Incorrect installation can lead to refrigerant leaks, electrical hazards, reduced efficiency, and void the product warranty. Always consult the detailed installation guide provided with your unit or seek professional assistance.
5. Operasi
Your TOSOT Mini-Split system offers multiple operating modes and smart control features for optimal comfort.

Gambar 5.1: Selesaiview of the system's primary operating modes and capacities.
5.1 Mode Operasi:
- Mode Pendinginan: Provides efficient cooling, ideal for warm weather. The system can cool effectively in temperatures up to 122°F.
- Mode Pemanasan: Delivers warmth during colder periods. The system can heat efficiently down to -13°F.
- Modus Kipas: Circulates air without heating or cooling. Features multiple fan speeds for customized airflow.
- Mode Dehumidifikasi: Reduces humidity levels in the room, contributing to a more comfortable environment.
5.2 Kontrol Jarak Jauh:
The included remote control allows you to adjust settings such as mode, temperature, fan speed, and timer functions. Refer to the remote control section in the full user manual for detailed button descriptions and functions.

Image 5.2: The TOSOT Mini-Split AC unit can be controlled via its remote or a smartphone app.
5.3 Smart Control (Gree+ App & Voice Control):
Your TOSOT Cosmo series unit is WiFi-enabled, allowing remote control via the Gree+ app on your smartphone. This app enables you to adjust settings from anywhere. The system also supports voice control for hands-free operation, integrating with compatible smart home systems.
6. Pemeliharaan
Regular maintenance ensures the efficiency and longevity of your mini-split system.
6.1 Pembersihan Filter Udara:
- Filter udara sebaiknya dibersihkan setiap dua minggu sekali atau lebih sering tergantung pada penggunaan dan kualitas udara.
- Buka panel depan unit dalam-ruang.
- Lepaskan filter udara.
- Wash filters with lukewarm water and a mild detergent. Rinse thoroughly and allow them to air dry completely before reinserting.
- Do not expose filters to direct sunlight or heat for drying.
6.2 Pembersihan Unit Luar Ruangan:
- Periodically check the outdoor unit for debris, leaves, or dirt that may obstruct airflow.
- Gently clean the coil fins with a soft brush or vacuum cleaner. Avoid bending the fins.
- Ensure the area around the outdoor unit is clear of obstructions.
6.3 Seasonal Checks:
- Before seasonal use (e.g., beginning of summer for cooling, beginning of winter for heating), inspect the unit for any visible damage or unusual conditions.
- Consider scheduling a professional inspection annually to ensure optimal performance and address any potential issues.
7. Penyelesaian masalah
Sebelum menghubungi dukungan pelanggan, harap lihat masalah umum dan solusi berikut:
| Masalah | Kemungkinan Penyebab | Larutan |
|---|---|---|
| Unit tidak menyala | No power, circuit breaker tripped, remote batteries dead. | Periksa catu daya, setel ulang pemutus sirkuit, ganti baterai remote. |
| Pendinginan/pemanasan tidak memadai | Dirty air filters, blocked outdoor unit, wrong mode, temperature setting incorrect, refrigerant leak. | Clean filters, clear obstructions, select correct mode/temperature, contact professional for refrigerant check. |
| Kebisingan yang tidak biasa | Bagian yang longgar, benda asing, ketidakseimbangan kipas. | Turn off unit and inspect for obstructions. If noise persists, contact service. |
| Kebocoran air dari unit dalam ruangan | Selang pembuangan tersumbat, pemasangan tidak tepat. | Check and clear drain hose. If issue persists, professional inspection is required. |
For issues not listed here or if solutions do not resolve the problem, please contact TOSOT customer support or a qualified service technician.
8. Spesifikasi
Key technical specifications for the TOSOT 12,000 BTU Cosmo Series Mini-Split Air Conditioner and Heating System (Model: GWH12ATCXB-D6DNA1AO).
| Nomor Model | GWH12ATCXB-D6DNA1AO |
| Kapasitas Pendinginan | 12,000 BTU (1 Ton) |
| Kapasitas Pemanasan | 12,000 mAh |
| Peringkat SEER2 | 19 (hingga 22) |
| Jil.tage | 230 Volt |
| Tingkat Kebisingan (Dalam Ruangan) | 22-36 Desibel |
| Cakupan Area Lantai | Hingga 750 Kaki Persegi |
| Suhu Operasional (Pendinginan) | Hingga 122°F |
| Suhu Operasional (Pemanasan) | Turun hingga -13°F |
| Fitur Khusus | Fast Cooling, WiFi Enabled, Voice Control |
| Dimensi Unit Dalam Ruangan (P x L x T) | 32.9" x 10.8" x 7.9" |
| Dimensi Unit Luar Ruangan (PxLxT) | 28.82" x 21.85" x 12.99" |
| Berat Barang | 95.5 pon |
| Jenis Refrigeran | R32 |

Image 8.1: Dimensional specifications for various BTU models, including the 12,000 BTU unit.
9. Garansi dan Dukungan
Your TOSOT Mini-Split Air Conditioner and Heating System comes with a Garansi 5 TahunHarap simpan bukti pembelian Anda untuk klaim garansi.
For technical assistance, troubleshooting beyond this manual, or warranty service, please contact TOSOT customer support. Contact information can typically be found on the manufacturer's websitus web atau di kartu garansi yang disertakan bersama produk Anda.
Pabrikan: Peralatan Listrik Gree, Inc. dari Zhuhai