1. Pengenalan
The AA GKM24W Internal UV Sterilizer with Power Head is designed to maintain crystal clear water in aquariums up to 120 gallons. This system utilizes a sealed UV lamp that allows water to flow in direct contact with the UV light, enhancing its efficiency in reducing free-floating algae and harmful microorganisms. This manual provides essential information for the safe and effective installation, operation, and maintenance of your UV sterilizer.
2. Maklumat Keselamatan
- Penggunaan Dalaman Sahaja: This product is intended for indoor aquarium use only. Do not use outdoors or in any environment other than an aquarium.
- Amaran Mercury: UV lamp contains mercury. Handle with care. In case of lamp breakage, avoid direct contact with skin and eyes. Dispose of the lamp in accordance with all state and local disposal laws and regulations.
- Keselamatan Elektrik: Ensure hands are dry before handling the power plug or any electrical components. Always unplug the unit from the power outlet before performing any maintenance or installation.
- Sentuhan Air: UV lamp and pump are designed to be fully submersed in water. Ensure all electrical connections outside the aquarium remain dry.
- Kanak-kanak dan Haiwan Kesayangan: Keep out of reach of children and pets to prevent accidental damage or injury.
3. Kandungan Pakej
Sahkan bahawa semua komponen terdapat dalam pakej:
- GKM24W Internal UV Sterilizer Unit with Power Head
- Sealed UV Bulb (pre-installed)
- Kotak Kawalan
- Penyesuai Kuasa
- Cawan sedutan untuk pemasangan
- Bonus Sponge (pre-installed)

Image 3.1: AA GKM24W Internal UV Sterilizer product box.

Image 3.2: The main GKM24W unit, showing the sealed UV lamp housing and power head.
4. Persediaan dan Pemasangan
Installation of the GKM24W is designed to be quick and tool-free, typically taking around 5 minutes.
- penempatan: Select a suitable location inside your aquarium where the unit can be fully submersed and water flow is optimal. The unit is designed to be placed vertically or horizontally.
- Pemasangan: Attach the unit to the inside of the aquarium glass using the provided suction cups. Ensure the suction cups are firmly pressed against a clean surface to secure the unit.
- Pengurusan Kabel: Route the power cable from the unit out of the aquarium, ensuring a drip loop is formed to prevent water from traveling along the cord to the electrical outlet.
- Sambungkan Kotak Kawalan: Connect the unit's cable to the control box.
- Sambungan Kuasa: Plug the power adapter into a standard UL-listed electrical outlet.

Image 4.1: The GKM24W unit installed vertically inside an aquarium, secured by suction cups.

Image 4.2: The control box, typically mounted outside the aquarium, featuring an LED indicator.
5. Arahan Operasi
Once installed and plugged in, the GKM24W will begin operating. The internal power head circulates aquarium water directly past the UV lamp, sterilizing it.
- Operasi Awal: Allow the unit to run continuously until the desired water clarity is achieved. This may take several days depending on the severity of the water condition.
- Optimizing Lamp kehidupan: Once your aquarium water is consistently clear, it is not necessary to operate the GKM24W 24/7. Running the unit for several hours a day (e.g., 8-12 hours) can help extend the life of the UV lamp while maintaining water clarity.
- Penunjuk LED: The control box features an LED light. A green light indicates normal operation. If the LED light is off, it may signal that the UV bulb needs replacement.
6. Penyelenggaraan
Regular maintenance ensures optimal performance and longevity of your GKM24W UV sterilizer.
- Penggantian Mentol UV: The UV bulb typically lasts for 6 to 9 months with constant use. The sealed UV bulb design means the entire sealed unit containing the bulb is replaced, ensuring a fresh, efficient UV housing with every bulb change. Replacement is tool-free.
- Pembersihan: Periodically clean the exterior of the unit and the power head intake to prevent debris buildup, which can reduce water flow and efficiency. Always unplug the unit before cleaning.
- Penyelenggaraan Span: The bonus sponge included with the unit can be rinsed or replaced as needed to maintain mechanical filtration.
7. Penyelesaian masalah
If you encounter issues with your GKM24W, refer to the following common solutions:
- Unit Not Turning On / No LED Light:
- Periksa sama ada penyesuai kuasa dipasang dengan kukuh ke soket elektrik yang berfungsi.
- Ensure all cable connections between the unit, control box, and adapter are firm.
- If the LED indicator on the control box is off, the UV bulb may have reached the end of its life and requires replacement.
- Water Not Clearing / Reduced Efficiency:
- Verify that the unit is fully submersed and positioned correctly for optimal water flow.
- Clean any debris from the power head intake and the exterior of the UV unit.
- Check the age of the UV bulb. If it has been in use for 6-9 months or longer, its effectiveness may have diminished, and it should be replaced.
- Ensure the aquarium size does not exceed the recommended 120-gallon capacity for this model.
- Bunyi Berlebihan:
- Ensure the unit is securely mounted and not vibrating against the aquarium glass or other objects.
- Check the power head for any obstructions or debris that might be causing noise.
8. Spesifikasi
| Nama Model | GKM24W |
| Nombor Model Item | AAUV24W-B |
| Jenama | AA |
| Kapasiti Akuarium | Up to 120 Gallons (450L) |
| UV Lamp Wattage | 24 Watt |
| Kadar Aliran Pam | 120 GPH |
| Dimensi Produk (LxWxH) | 4 x 4 x 17 inci |
| Berat Barang | 2.64 paun (1.2 Kilogram) |
| Pensijilan Keselamatan | UL Listed (for US market) |
| Nombor Penubuhan EPA | 093568 |
| Komponen yang Disertakan | Water pump, Sealed UV bulb, Control Box, Adaptor |
9. Waranti dan Sokongan
The AA GKM24W Internal UV Sterilizer comes with a Waranti terhad 1 tahun. This warranty covers manufacturing defects but excludes wear and tear parts such as the UV bulb and sponge.
For warranty claims, technical assistance, or to purchase replacement parts, please contact AA Aquarium customer support. Refer to the product packaging or the manufacturer's official webtapak untuk maklumat hubungan semasa.
Sumber Dalam Talian: For additional information and resources, you may visit the official product webtapak: gkm.aa-aquarium.com