Jandy Pump Lid Seal Leak

Pump housing or lid area sprays or drips water from the clear lid.

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Possible Causes

Damaged or flattened lid O-ring, Debris on sealing surface, Cracked pump lid, Over-tightened or misaligned locking ring

How to Fix / Troubleshooting

Safety first: Turn off power at the breaker before opening the pump lid.

  • Inspect lid and O-ring:
    • Remove the lid and examine the O-ring for cracks, flat spots, or cuts.
    • Clean the O-ring groove and lid sealing surface.
  • Lubricate or replace O-ring:
    • Apply silicone-based pool lube to the O-ring.
    • If damaged, replace with a genuine Jandy lid O-ring.
  • Check lid for cracks:
    • Inspect the clear lid for hairline cracks; replace if any are found.
  • Reinstall correctly:
    • Seat the lid evenly and tighten the locking ring hand-tight only; do not use tools.
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Repair Difficulty

Easy 2/5

Required Part

Pump Lid O-Ring
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