1. Pengenalan
This manual provides detailed instructions for the safe and efficient operation, installation, and maintenance of your Keystone 18,000 BTU Window Air Conditioner. Designed for rooms up to 1000 square feet, this unit offers powerful cooling and effective dehumidification to enhance your indoor comfort.

Figure 1: Keystone 18,000 BTU Window Air Conditioner.
2. Maklumat Keselamatan Penting
AMARAN: Produk ini boleh mendedahkan anda kepada bahan kimia termasuk plumbum, yang diketahui oleh Negeri California boleh menyebabkan kanser dan kecacatan kelahiran atau bahaya pembiakan lain. Untuk maklumat lanjut pergi ke www.P65Warnings.ca.gov.
Always ensure the unit is plugged into a direct, dedicated electrical outlet. Do not use extension cords or power strips with this appliance to prevent electrical hazards and ensure optimal performance.
3. Apa yang ada di dalam Kotak
Selepas membongkar, sahkan bahawa semua komponen berikut disertakan:
- Unit penghawa dingin
- Alat kawalan jauh
- 2 bateri AAA
- Mesh air filter (pre-installed)
- Kit pemasangan tingkap
- Manual pengguna (dokumen ini)
- Maklumat jaminan

Figure 2: Unit dimensions for planning installation.
4. Persediaan dan Pemasangan
Ikuti langkah ini untuk memasang penghawa dingin tingkap anda dengan betul:
- Penyediaan Tingkap: Ensure your window is at least 18.5 inches high and has a width between 28 inches (minimum) and 40.5 inches (maximum). The window must allow for clear airflow from the back of the unit.
- Pasang Rel Atas: Screw the top rail to the air conditioner unit using the four provided screws.
- Pasang Panel Akordion: Free the open end of each accordion panel and slide it into the unit. Then, slide the top and bottom rails into place to secure them. Repeat for both panels.
- Letakkan Unit: Firmly grip the air conditioner and carefully place it into the window opening. Ensure it is level and securely seated.
- Pembukaan meterai: If needed, cut the window sash seal foam and insert it into the cracks of the window sashes to prevent air leakage. Additional seal tape can be used to secure any remaining openings after assembly.
- Sambungan Kuasa: Plug the unit directly into a dedicated 230-volt, 20-amp electrical outlet (NEMA 6-15P plug type). The cable length is approximately 6.5 feet.

Figure 3: Window installation with compatible width.

Figure 4: Required plug type and cable length.
Panduan Video Pemasangan
Video 1: Step-by-step guide on installing the Keystone Window Air Conditioner. This video demonstrates unpacking, attaching panels, and securing the unit in the window.
5. Arahan Operasi
Your Keystone air conditioner offers various modes and settings for optimal comfort.
Panel Kawalan dan Alat Jauh
The unit can be operated using the integrated control panel or the included remote control. The remote features a built-in thermostat that detects the temperature at its location and adjusts cooling for personalized comfort.

Figure 5: Unit control panel.

Figure 6: Smart remote control with built-in thermostat.
Mod dan Ciri
- Mod Penyejukan: Select from 3 cooling modes to suit your preference.
- Kelajuan Kipas: Adjust airflow with 3 fan speeds (Low, Medium, High).
- Dehumidifikasi: The unit can remove up to 3.8 pints of moisture per hour, improving air quality and comfort in humid conditions.
- Adjustable Air Louvers: Direct airflow with 4-way adjustable air louvers.
- Programmable 24-Hour Timer: Tetapkan unit untuk hidup atau mati secara automatik mengikut jadual anda.
- Mod Penjimatan Tenaga: Optimizes energy consumption by cycling the compressor and fan to maintain the set temperature efficiently.
- Mod tidur: Gradually increases the room temperature over time to save energy while you sleep, ensuring comfortable conditions without excessive cooling.

Gambar 7: Lebihview of the unit's 3-in-1 technology.

Figure 8: Sleep mode for energy saving and comfort.
Produk Selesaiview Video
Video 2: Tamatview of Keystone Window/Wall Air Conditioners, highlighting key features and benefits.
6. Penyelenggaraan
Penyelenggaraan tetap memastikan prestasi optimum dan jangka hayat penghawa dingin anda.
Membersihkan Penapis Udara
The "Check Filter" alert will illuminate to remind you when it's time to clean the mesh filter. A clean filter is crucial for efficient airflow and cooling performance.
- Carefully remove the mesh air filter from the unit.
- Wash the filter under running water or use a vacuum cleaner to remove dust and debris.
- Allow the filter to dry completely before re-installing it into the unit.

Figure 9: Cleaning the washable removable filter.
7. Penyelesaian masalah
If you encounter issues with your air conditioner, refer to the common problems and solutions below:
- Unit tidak dihidupkan:
- Ensure the power cord is securely plugged into a dedicated 230V outlet.
- Check your home's circuit breaker or fuse box.
- Verify the unit's power button is pressed and the timer is not set to off.
- Unit tidak menyejukkan dengan berkesan:
- Periksa sama ada penapis udara bersih dan tidak tersumbat.
- Ensure windows and doors in the room are closed to prevent warm air entry.
- Sahkan tetapan suhu lebih rendah daripada suhu bilik.
- Confirm there are no obstructions to the air intake or exhaust vents.
- Bunyi luar biasa:
- A slight rattling or gurgling sound may be normal due to refrigerant flow.
- Ensure the unit is installed level and securely in the window to prevent vibrations.
- Check for any loose parts or debris inside the unit (unplug before inspecting).
- Water dripping from the unit:
- During high humidity, some water dripping from the outdoor side is normal.
- Ensure the unit is slightly tilted outwards to allow proper drainage.
Untuk isu yang berterusan, sila hubungi sokongan pelanggan.
8. Spesifikasi Produk
| Ciri | Perincian |
|---|---|
| Nombor Model | KSTAW18C |
| Kapasiti Penyejukan | 18,000 BTU |
| Kawasan Liputan | Sehingga 1000 Kaki Persegi. |
| Voltage | 230 Volt |
| Wattage | 1525 watt |
| Kadar Penyahlembapan | 3.8 Pints per Hour |
| Tahap Bunyi | 54 dB |
| Dimensi Produk (DxWxH) | 23.6 x 25.4 x 17.9 inci |
| Berat Barang | 114.4 paun |
| Ketinggian Tingkap Minimum | 18.5 inci |
| Window Width Range | 28" - 40.5" |
| Sumber Kuasa | Elektrik Bertali |
| Ciri Khas | Remote Controlled, Filter Light Reminder, Dehumidifier |
| Nisbah Kecekapan Tenaga (SEER) | 11.8 |

Figure 10: EnergyGuide for estimated yearly energy cost and efficiency.
9. Waranti dan Sokongan
Maklumat Waranti
Penghawa dingin Keystone anda dilengkapi dengan Waranti terhad 1 tahun, memastikan ketenangan fikiran mengenai kualiti dan prestasi produk.
Sokongan Pelanggan
For any questions, technical assistance, or warranty claims, please contact Keystone customer support. Our reliable customer support team is committed to ensuring your satisfaction.
Visit the official Keystone store for more information and support resources: Kedai Keystone di Amazon





