H2O
Cove Low Water Supply / Fill Timeout

Display shows H2O and the dishwasher does not fill properly or stops early.

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Possible Causes

Household water valve partially closed, Kinked inlet hose, Clogged inlet screen, Low household water pressure

How to Fix / Troubleshooting

Safety First: Turn off power and close the water supply valve before disconnecting hoses.

  • Open water valve fully: Under the sink, ensure the shutoff valve feeding the dishwasher is fully open.
  • Check for kinks: Inspect the inlet hose for sharp bends or crushing behind the dishwasher.
  • Clean inlet screen: Disconnect the hose at the dishwasher and rinse the inlet valve screen to remove sediment.
  • Run hot water first: Before starting a cycle, run hot water at the sink until it is hot, then start the dishwasher to improve fill performance.
  • When to call for service: If H2O persists with good pressure and a clean screen, the inlet valve or flow sensing may need professional replacement.
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Repair Difficulty

Easy 2/5

Required Part

Water Inlet Valve
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