DAB
Lid O-Ring Seal Failure
Pump leaks water from around the clear lid on top of the DAB pump basket.
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Possible Causes
Flattened or cracked lid O-ring, dirt or hair on sealing surface, lid not tightened evenly, chemical degradation of rubber
How to Fix / Troubleshooting
Turn off the pump before opening the lid to avoid injury or water spray.
Steps to check:
- Inspect O-ring: Remove the lid and examine the O-ring for cracks, flat spots, or swelling. Replace if damaged.
- Clean sealing surfaces: Wipe the lid and pump housing groove clean of sand, hair, and debris.
- Lubricate O-ring: Apply a thin layer of silicone-based pool lube to the O-ring to improve sealing and ease of tightening.
- Reinstall lid: Seat the lid evenly and tighten by hand until snug. Do not overtighten.
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Repair Difficulty
Very Easy
1/5
Required Part
DAB pump lid O-ring
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