Introduction
This manual provides detailed instructions for the installation, use, and maintenance of your Kastty 9-inch square replacement filters for the 14L/3.8Gal large dog water fountain. Proper use and regular maintenance will ensure optimal performance and longevity of the filters, providing clean and fresh water for your pet.
Product Components
Your Kastty replacement filter pack includes the following items:
- 6 x 9-inch Square Fountain Filters (Activated Carbon & PP Cotton)
- 6 x Pump Sponge Filters
- 1 x Pump Top Circle Sponge Filter

Image: Contents of the Kastty replacement filter pack, showing square fountain filters, pump filters, and a circular sponge filter.
Key Features
- Enhanced Filtration: Each 9-inch square filter contains a larger amount of activated carbon and multiple layers of PP cotton for superior water purification.
- Food-Grade Materials: Constructed from premium PP cotton and first-grade coconut shell activated carbon, ensuring safety for your pets.
- Optimal Fit: Specifically designed for Kastty 14L/3.8Gal dog water fountains, ensuring no gaps and efficient filtration.
- Pump Protection: Includes sponge filters to prevent debris from entering the pump, extending its lifespan.

Image: Detailed view of the filter's internal structure, highlighting natural coconut shell activated carbon and superior PP cotton fabric layers.

Image: Size comparison illustrating the 9-inch square Kastty filter next to a smaller, oval-shaped filter, indicating the Kastty filter's larger size and increased carbon content.
Installation Instructions
Follow these steps to properly install the replacement filters in your Kastty dog water fountain:
- Rinse the Filter: Before first use, thoroughly rinse the square fountain filter under running water for several minutes to remove any loose carbon dust.
- Disassemble the Fountain: Unplug the fountain and remove the top tray and pump assembly.
- Remove Old Filters: Discard the old square fountain filter and any old pump sponge filters.
- Install Pump Filters: Place the new pump sponge filters around the pump as instructed by your fountain's original manual. If applicable, place the new pump top circle sponge filter.
- Place Fountain Filter: Insert the rinsed square fountain filter into the designated slot in the fountain's top tray. Ensure it sits flush without gaps.
- Reassemble and Fill: Reassemble the fountain components, fill the reservoir with water, and plug it in.

Image: A hand rinsing the square fountain filter under running water.

Image: The square fountain filter being correctly placed into the fountain's top tray.
Detailed Fountain Assembly Steps (Refer to Original Fountain Manual for Full Details)

Image: Steps 1 and 2 of fountain assembly, showing the pump being attached and the base being prepared.

Image: Steps 3 and 4 of fountain assembly, illustrating filter placement and the installation of the upper tray.

Image: Steps 5 and 6 of fountain assembly, showing the placement of the top cover and water spout.

Image: Steps 7 and 8 of fountain assembly, demonstrating filling the fountain with water and connecting the power adapter.
Maintenance
Regular maintenance of your filters and fountain is crucial for providing clean water and extending product life.
Filter Replacement Schedule:
- Square Fountain Filter: Replace every 2-4 weeks, or more frequently if you have multiple pets or notice reduced water flow/quality.
- Pump Sponge Filters: Replace every 2-4 weeks, or when visibly dirty.
- Pump Top Circle Sponge Filter: Replace every 2-4 weeks, or when visibly dirty.
Pump Cleaning:
Clean the fountain pump regularly (at least once a month) to prevent mineral buildup and ensure proper operation. Refer to the original fountain manual for detailed pump cleaning instructions. A general guide is provided below:
- Unplug the fountain and remove the pump.
- Disassemble the pump cover and impeller.
- Clean all pump components with a small brush and warm, soapy water.
- Rinse thoroughly and reassemble.

Image: Visual guide for disassembling and cleaning the fountain pump, showing removal of the cover, impeller, and cleaning of internal parts.
Troubleshooting
If you encounter issues with your Kastty water fountain or filters, consider the following:
- Reduced Water Flow:
- Check if the square fountain filter is clogged. Rinse or replace if necessary.
- Inspect the pump sponge filters for debris. Clean or replace them.
- Clean the pump thoroughly as described in the Maintenance section.
- Ensure the water level in the fountain is sufficient.
- Unpleasant Water Odor/Taste:
- Replace the square fountain filter.
- Clean the entire fountain and pump thoroughly.
- Ensure you are using fresh, clean water.
- Fountain Not Operating:
- Verify the power adapter is securely plugged into both the fountain and a working electrical outlet.
- Check for any kinks or damage in the power cord.
- Ensure the pump is correctly assembled and free of obstructions.
Specifications
| Product Name | Kastty 9-inch Square Replacement Filters for 14L/3.8Gal Dog Water Fountain |
| Model Number | JSFS73ACCY2A |
| Filter Type | Activated Carbon & PP Cotton Ultrafiltration |
| Fountain Filter Dimensions | 9 x 9 inches (approx.) |
| Material | Food-grade Polypropylene (PP), Coconut Shell Activated Carbon |
| Package Contents | 6 x Square Fountain Filters, 6 x Pump Sponge Filters, 1 x Pump Top Circle Sponge Filter |
| Compatibility | Kastty 14L/3.8Gal Large Dog Water Fountain |
| Item Weight | 1.43 pounds (package) |
Warranty and Customer Support
Kastty is committed to providing high-quality products. For any questions or concerns regarding your replacement filters or Kastty water fountain, please contact our customer support team.
- Warranty: The product comes with a 2-year warranty. Please refer to your original purchase documentation for specific terms and conditions.
- Customer Support: For assistance, please contact Kastty customer support via Amazon's messaging system. A satisfying solution will be provided.