LO
Frigidaire Professional Low Rinse Aid Level Indicator

Dishwasher displays LO; rinse aid light may be on and drying performance is poor.

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Possible Causes

Rinse aid dispenser empty, Dispenser cap not sealed, Faulty rinse aid level sensor in dispenser

How to Fix / Troubleshooting

Safety First: No electrical service is required for this condition.

  • Refill rinse aid: Open the rinse aid dispenser cap on the inner door and fill with a high-quality rinse aid until the indicator shows full. Wipe up any spills.
  • Check dispenser cap: Ensure the cap is tightened securely to prevent leaks and proper sensor operation.
  • Adjust dosage: If spotting persists, adjust the rinse aid dosage setting higher according to the user manual.
  • Dispenser sensor issue: If LO remains on even when full, the dispenser’s level sensor may be faulty and the entire dispenser assembly may need replacement.
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Repair Difficulty

Very Easy 1/5

Required Part

Rinse Aid Dispenser
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