1. Pengenalan
The Bestway Flowclear 800 Gallon Sand Filter Pool Pump (Model 58516E) is designed to provide efficient and environmentally friendly filtration for above-ground swimming pools. This system utilizes silica sand to trap debris, offering a cost-effective alternative to traditional filter cartridges. It is compatible with above-ground pools ranging from 300 to 4,800 gallons.
2. Maklumat Keselamatan Penting
Always read, understand, and follow all instructions carefully before installing and using this product. Failure to follow these warnings and instructions can result in property damage, serious injury, or death.
- Always disconnect the pump from the power supply before performing any work on the product.
- Pastikan pam diletakkan pada permukaan yang padat dan rata.
- Do not bury the electrical cord. Locate the cord where it will not be damaged by lawnmowers, hedge trimmers, or other equipment.
- Perkakas ini tidak dimaksudkan untuk digunakan oleh orang (termasuk kanak-kanak) yang kurang keupayaan fizikal, deria atau mental, atau kurang pengalaman dan pengetahuan, melainkan mereka telah diberi pengawasan atau arahan mengenai penggunaan perkakas oleh orang yang bertanggungjawab untuk keselamatan mereka.
- Kanak-kanak harus diawasi untuk memastikan bahawa mereka tidak bermain dengan perkakas.
- The pump must be supplied by an isolating transformer or supplied through a residual current device (RCD) having a rated residual operating current not exceeding 30 mA.
- The appliance must be positioned at least 2 meters (6.56 feet) away from the pool.
3. Kandungan Pakej
Verify that all components listed below are included in your package. If any parts are missing or damaged, please contact Bestway customer service.
- 1 x Sand Filter Pump Unit (Model 58516E)
- 1 x Dispenser ChemConnect
- Hoses and Connectors (as required for assembly)
- Tolok Tekanan
- Top Flange Clamp
- Pre-filter Strainer
- GFCI Plug (110-120 Volt)
- Manual Arahan

Image: Bestway Flowclear 800 Gallon Sand Filter Pool Pump with all included accessories laid out.
4. Persediaan & Pemasangan
Follow these steps for proper assembly and installation of your sand filter pump.
4.1. Sand Filling
- Place the filter tank on a solid, level surface near your pool.
- Remove the multi-port valve (top part) from the filter tank.
- Insert the standpipe (with laterals attached) into the center of the filter tank. Ensure it is seated correctly at the bottom.
- Carefully pour the recommended amount of #20 silica sand (0.45-0.85 mm, approximately 20 pounds) into the filter tank. Ensure the sand level is between the MIN and MAX indicators on the standpipe.
- Level the sand and remove any debris from the tank opening.
- Reattach the multi-port valve to the filter tank, ensuring a secure and watertight seal.

Image: Bestway Flowclear Sand Filter Pump connected to an above ground pool, illustrating the setup.
4.2. Hose Connections
- Connect the pool's return line to the "RETURN" port on the multi-port valve.
- Connect the pool's skimmer/suction line to the "PUMP" port on the multi-port valve.
- Connect the pump's outlet to the "PUMP" port on the multi-port valve.
- Connect a waste hose (not included) to the "WASTE" port on the multi-port valve, directing it to a suitable drainage area.
- Pastikan semua sambungan adalah ketat dan selamat untuk mengelakkan kebocoran.
Video: Official Bestway video demonstrating the setup and connection of the Flowclear Sand Filter Pump to an above-ground pool.
5. Arahan Operasi
The multi-port valve allows for various operating modes. Always ensure the pump is OFF before changing valve settings.
5.1. Multi-Port Valve Functions
- PENAPIS: For normal filtering of pool water.
- CUCI BALIK: For cleaning the sand filter. Water flows in reverse through the filter and out the waste port.
- Bilas: For initial startup cleaning and leveling the sand bed after backwashing.
- SAMPAH: For bypassing the filter and draining water directly from the pool out the waste port.
- DITUTUP: Mematikan semua aliran ke penapis dan pam.
- MENGEDAR SEMULA: For circulating pool water without filtering.
- MENANGIS: For winterizing the pump.

Imej: Jarak dekat view of the multi-port valve, showing the different operational settings.
5.2. Initial Startup (Backwash & Rinse)
- Ensure all hoses are correctly connected and the pool is filled to the appropriate level.
- Turn the multi-port valve to the CUCI BELAKANG kedudukan.
- Turn on the pump. Run for 2-3 minutes or until the water flowing out of the waste port is clear.
- Matikan pam.
- Turn the multi-port valve to the Bilas kedudukan.
- Turn on the pump. Run for 30-60 seconds.
- Matikan pam.
- Turn the multi-port valve to the PENAPIS position. The pump is now ready for normal operation.
5.3. Dispenser ChemConnect
The integrated ChemConnect Dispenser helps maintain proper chemical balance by evenly dispersing chlorine tablets (not included) into the pool water. Follow the chemical manufacturer's instructions for dosage.

Image: The Bestway Flowclear Sand Filter Pump, highlighting the ChemConnect Dispenser.
6. Penyelenggaraan
Regular maintenance ensures optimal performance and longevity of your sand filter pump.
6.1. Backwashing the Filter
Backwash the filter when the pressure gauge indicates a reading in the "RED" zone, or when the pool water becomes cloudy. This typically occurs every 1-2 weeks depending on pool usage and debris.
- Matikan pam.
- Turn the multi-port valve to the CUCI BELAKANG kedudukan.
- Turn on the pump. Run for 2-3 minutes or until the water flowing out of the waste port is clear.
- Matikan pam.
- Turn the multi-port valve to the Bilas kedudukan.
- Turn on the pump. Run for 30-60 seconds.
- Matikan pam.
- Turn the multi-port valve to the PENAPIS kedudukan.
- Hidupkan pam untuk menyambung semula penapisan biasa.
6.2. Cleaning the Pre-Filter Strainer
The pre-filter strainer collects larger particles to protect the pump impeller. Check and clean it regularly.
- Turn off the pump and close all valves to the pool.
- Unscrew the pre-filter cover.
- Remove and clean the strainer basket with water.
- Replace the strainer basket and secure the cover. Ensure the O-ring is properly seated for a watertight seal.
- Open the valves and turn on the pump.
6.3. Sand Replacement
Silica sand typically needs to be changed once every 3 years, depending on usage and water quality.
7. Penyelesaian masalah
Rujuk bahagian ini untuk isu biasa dan penyelesaiannya.
- Aliran Air Rendah: Check for clogged pre-filter strainer, dirty sand filter (perform backwash), or obstructions in hoses. Ensure all valves are fully open.
- Kebocoran air: Check all hose connections for tightness. Inspect O-rings and gaskets for damage or improper seating.
- Pam Tidak Bermula: Ensure the GFCI plug is reset and receiving power. Check for tripped circuit breakers. Verify the timer setting if applicable.
- Air Kolam Mendung: Perform backwash and rinse cycle. Check chemical balance of the pool water. Ensure pump is running for adequate duration daily.
- Pressure Gauge in Red Zone: Indicates a dirty filter. Perform backwash and rinse cycle immediately.
8. Spesifikasi
| Ciri | Perincian |
|---|---|
| Jenama | Bestway |
| Nombor Model | 58516E |
| Dimensi Produk | 14.17"L x 14.17"W x 20.67"H |
| Berat Barang | 14.08 paun |
| Kadar Aliran Maksimum | 36.67 Gelen Seminit (800 GPH) |
| Voltage | 120 Volt |
| Sumber Kuasa | Corded Electric with GFCI Plug |
| Isipadu Kolam Serasi | 300 hingga 4,800 gelen |
| Saiz Pasir yang Diperlukan | #20 Silica Sand, 0.45-0.85 mm, approx. 20 lbs (Sand not included) |
9. Waranti & Sokongan
Bestway products are manufactured to the highest quality standards. For specific warranty information, please refer to the warranty card included in your product packaging or visit the official Bestway website. For technical support, troubleshooting assistance, or to order replacement parts, please contact Bestway customer service directly.
Anda boleh mendapatkan maklumat lanjut dan butiran hubungan di Kedai Bestway.





