Cove Hard Water Scaling / Detergent Residue

White film or cloudy residue on dishes and glassware.

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Possible Causes

Hard water with insufficient rinse aid, Too much detergent, Low water temperature, Inadequate rinse

How to Fix / Troubleshooting

Safety First: This is a water quality issue, not a safety hazard.

  • Check rinse aid: Ensure the dispenser is full and increase the dosage setting.
  • Adjust detergent: Use less detergent if you have soft water; use a detergent formulated for hard water if needed.
  • Run a cleaning cycle: Use a dishwasher cleaner or a cup of white vinegar on the top rack to remove mineral buildup.
  • Verify water temperature: Ensure hot water at the sink reaches at least 120°F (49°C) before starting the dishwasher.
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Repair Difficulty

Very Easy 1/5
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