1. Product Overview
This manual provides instructions for the installation and maintenance of the P61733/P6025 O-Ring Replacement set. These O-rings are designed to provide a leak-proof seal for Bestway Flowclear filter pumps, ensuring optimal performance and preventing water loss.
Each pack contains two identical O-rings, manufactured from durable synthetic rubber to withstand the demands of pool filtration systems.
2. Compatibility
The P61733/P6025 O-Ring is compatible with the following Bestway Flowclear Filter Pump models:
- 58221
- 58229
- 58391
- 58392E
- 58614E
- 90403E
- 90445E
- 90474E
This O-ring is specifically designed to fit the pump cover, providing a precise and secure seal.
3. Installation (Setup)
Replacing the O-ring is a straightforward process that does not require special tools. Follow these steps for proper installation:
- Safety First: Before beginning, ensure the filter pump is turned off and unplugged from the power source. Close any valves leading to and from the pump to prevent water flow.
- Drain Water: If necessary, drain any water from the pump housing to allow for easier access to the O-ring.
- Remove Pump Cover: Carefully unfasten and remove the pump cover. Note the position of the old O-ring.
- Remove Old O-Ring: Gently remove the worn or damaged O-ring from its groove. Inspect the groove for any debris or damage.
- Clean Surfaces: Thoroughly clean the O-ring groove on the pump housing and the mating surface of the pump cover. Remove any dirt, grit, or old lubricant. A clean surface is crucial for a proper seal.
- Install New O-Ring: Take one of the new P61733/P6025 O-rings. Lightly lubricate the O-ring with a silicone-based lubricant (do NOT use petroleum-based lubricants as they can degrade rubber). Carefully press the new O-ring into its groove, ensuring it is seated evenly and completely without any twists or pinches.
- Reattach Pump Cover: Carefully place the pump cover back onto the pump housing, aligning it correctly. Fasten the cover securely, ensuring even pressure around the seal. Do not overtighten.
- Test for Leaks: Open the valves and plug in the pump. Turn on the pump and carefully inspect the area around the pump cover for any signs of leaks. If a leak is detected, turn off the pump, unplug it, and re-check the O-ring installation.
4. Operating Considerations
While the O-ring itself does not have operational controls, its proper function is critical for the efficient operation of your filter pump. A correctly installed O-ring ensures:
- Optimal Suction: Prevents air from being drawn into the pump, which can reduce suction efficiency and potentially damage the pump.
- Water Containment: Stops water from leaking out of the pump, maintaining water levels and preventing damage to surrounding areas.
- System Pressure: Helps maintain the necessary pressure within the filtration system for effective water circulation and cleaning.
5. Maintenance
Regular inspection and maintenance of your O-ring will extend its lifespan and ensure continuous leak-free operation of your filter pump.
- Periodic Inspection: During routine pump maintenance (e.g., filter cleaning or replacement), inspect the O-ring for any signs of wear, cracking, flattening, or stretching.
- Cleaning: Keep the O-ring and its groove clean from debris, dirt, and chemical residue.
- Lubrication: Periodically apply a thin layer of silicone-based lubricant to the O-ring to keep it pliable and prevent drying out, which can lead to cracking and leaks.
- Replacement: Replace the O-ring immediately if any signs of damage or wear are observed, or if leaks persist after re-seating. It is good practice to replace O-rings every few seasons or as recommended by your pump manufacturer, even if no visible damage is present, as they can harden over time.
6. Troubleshooting
The primary issue related to an O-ring is a leak. If you experience leaks around your pump cover, consider the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| Water leaking from pump cover | Worn, cracked, or flattened O-ring | Replace the O-ring with a new P61733/P6025 O-ring. |
| Water leaking from pump cover | O-ring not seated correctly or pinched | Turn off pump, remove cover, re-seat O-ring carefully, ensuring no twists or pinches. Reassemble. |
| Water leaking from pump cover | Debris in O-ring groove or on mating surface | Turn off pump, remove cover, thoroughly clean O-ring groove and mating surfaces. Reassemble. |
| Water leaking from pump cover | Pump cover not tightened evenly or sufficiently | Ensure pump cover is tightened evenly and securely. Do not overtighten. |
7. Specifications
| Attribute | Detail |
|---|---|
| Part Numbers | P61733 / P6025 (also P61733ASS18 or P6025ASS16) |
| Inside Diameter (ID) | 5.98 inches (15.19 cm) |
| Outside Diameter (OD) | 6.40 inches (16.26 cm) |
| Thickness | 0.215 inches (0.55 cm) |
| Material | Synthetic Rubber |
| Color | Black |
| Quantity | 2 per pack |
8. Warranty and Support
For specific warranty information regarding your P61733/P6025 O-Ring Replacement, please refer to the product packaging or contact the retailer from whom you purchased the item. As a generic replacement part, warranty terms may vary.
For further assistance or technical support, please contact the manufacturer or your product supplier. Always ensure you have your product details and purchase information ready when seeking support.
9. Product Images

