Mealthy Lid Perimeter Seal Leak

Steam leaks from around the edge of the lid (between lid and pot) during pressure cooking.

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Possible Causes

Incorrectly seated or damaged sealing ring, Food residue on lid or pot rim, Deformed inner pot rim, Warped lid

How to Fix / Troubleshooting

Safety first: Allow pressure to drop before handling the lid.

  • Clean sealing surfaces: Remove the sealing ring and clean the ring, lid groove, and inner pot rim thoroughly.
  • Inspect sealing ring: Look for cuts, tears, or flattening. Replace if any damage is found.
  • Check pot rim: Inspect the top edge of the inner pot for dents or warping. Replace the pot if the rim is not perfectly round.
  • Reinstall ring: Fit the sealing ring evenly into the lid groove, pressing it all the way around.
  • Test with water: Run a short pressure test with water to verify the leak is resolved.

Warning: Do not use lubricants on the sealing ring; they can degrade the silicone.

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Repair Difficulty

Very Easy 1/5

Required Part

Silicone Sealing Ring
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