1. Introducció
The Dolphin Genuine Replacement Ultra-Fine Filter Basket (Part Number 9991460-R1) is an essential component designed to maintain the optimal performance of your Dolphin robotic pool cleaner. This ultra-fine filter is specifically engineered to capture even the smallest particles, ensuring crystal clear pool water. It is a Maytronics Certified Genuine Part, guaranteeing compatibility and reliability for your Dolphin pool cleaner.

This image displays the complete Ultra-Fine Filter Basket assembly, featuring its white handle and black frame with pleated filter media visible on all sides. It is designed for easy handling and efficient filtration.
2. Compatibilitat del producte
This Ultra-Fine Filter Basket is compatible with a wide range of Dolphin pool cleaners. Please verify your model against the lists below to ensure proper fit and function.
Models compatibles:
- Actius 15
- Avançartage
- Caiman
- E10
- Ressò
- Encore
- escapar
- Explorer E20
- Nautilus CC
- Proteus DX3
- Prowler 910
- Prowler 917
- S100
- S50
- en solitari
- T15
- T25
- Warrior SL
Models incompatibles:
- Nautilus (old)
- Nautilus CC Pro
- Nautilus CC Supreme

This graphic visually lists the compatible and incompatible Dolphin pool cleaner models for the Ultra-Fine Filter Basket, ensuring users select the correct replacement part.
3. Configuració i instal·lació
Installing the Ultra-Fine Filter Basket is a straightforward process, designed for user convenience. Always ensure your Dolphin pool cleaner is powered off and disconnected from its power supply before handling any internal components.
Passos d'instal·lació:
- Open the Cleaner: Locate the top access lid on your Dolphin pool cleaner. Depending on your model, this may involve pressing a release button or lifting a latch.
- Remove Existing Basket: Gently lift the existing filter basket or cartridges out of the cleaner's housing. If replacing, dispose of the old filter responsibly.
- Insert Ultra-Fine Basket: Align the new Ultra-Fine Filter Basket with the cleaner's internal compartment. Ensure it sits securely and flush within the housing. The handle should be easily accessible.
- Tanqueu la tapa: Close the top access lid until it clicks firmly into place, securing the filter basket inside.

This illustration demonstrates the simple process of accessing and removing the filter basket from the top of a Dolphin pool cleaner, highlighting the user-friendly design for installation and maintenance.
4. Instruccions de funcionament
Once the Ultra-Fine Filter Basket is installed, operate your Dolphin pool cleaner as per its original operating manual. The filter basket works automatically as the cleaner performs its cleaning cycle, capturing fine debris from the pool floor, walls, and waterline.
The Ultra-Fine Filter Basket is ideal for extra-small to large debris, providing superior filtration for a cleaner pool environment.

This diagram illustrates the key features of the filter basket, including its heavy-duty, durable plastic material and its ultra-fine filtration capability, designed to capture a wide range of debris sizes.
5. Manteniment i Neteja
Regular cleaning of the Ultra-Fine Filter Basket is crucial for maintaining the efficiency and longevity of your Dolphin pool cleaner. It is recommended to clean the filter after each cleaning cycle, especially if the pool was particularly dirty.
Passos de neteja:
- Apagar: Ensure the Dolphin cleaner is disconnected from its power supply.
- Remove Filter Basket: Open the top access lid and lift the filter basket out using its handle.
- Deixalles buides: Open the bottom latch of the filter basket to release accumulated debris.
- Esbandida bé: Use a garden hose to rinse the filter media from the outside in, dislodging any remaining fine particles. Ensure all pleats are clean.
- Torneu a muntar: Close the bottom latch securely and place the clean filter basket back into the cleaner.

This image shows a person manually cleaning the filter basket, demonstrating the ease of rinsing off collected debris with a hose.
Video: Dolphin Parts Overview and Filter Cleaning
6. Solució De Problemes
If you notice your Dolphin pool cleaner is not effectively removing fine particles or the pool water remains cloudy, the Ultra-Fine Filter Basket may be the solution or require attention.
Problemes comuns i solucions:
| Problema | Causa possible | Solució |
|---|---|---|
| Pool water remains cloudy after cleaning. | Standard filter not capturing fine particles; filter basket is dirty or clogged. | Ensure the Ultra-Fine Filter Basket is installed. Clean the filter basket thoroughly after each use. If using a standard filter, consider upgrading to the Ultra-Fine Filter Basket. |
| Small debris or silt is still present on pool floor. | Filter media is not fine enough for the debris type; filter is damaged. | Confirm you are using the Ultra-Fine Filter Basket (Part 9991460-R1). Inspect the filter media for tears or damage and replace if necessary. |
| Cleaner's suction seems weak. | Filter basket is excessively clogged. | Remove and thoroughly clean the Ultra-Fine Filter Basket. Ensure no large debris is obstructing the cleaner's intake. |
7. Especificacions
| Característica | Detall |
|---|---|
| Nom del producte | Ultra-Fine Filter Basket Assembly |
| Número de part | 9991460-R1 |
| Número de model de l'article | 4336585623 |
| Dimensions del producte | 9.5 x 7.5 x 6 polzades |
| Pes de l'article | 1.87 lliures |
| Fabricant | Maytronics |
| Tipus de filtració | Ultra-Fine |
8. Garantia i Suport
This product is a Maytronics Certified Genuine Part, ensuring it meets the high-quality standards set by the manufacturer for your Dolphin pool cleaner.
For specific warranty information, technical support, or to purchase additional genuine parts, please refer to the official Maytronics website or contact their authorized customer service. Always use genuine parts to maintain your cleaner's warranty and performance.

This banner emphasizes the importance of using genuine replacement parts from Maytronics to ensure the continued optimal performance and longevity of your Dolphin pool cleaner.





