Finlux Poor Rinse / Filter and Spray Arm Blockage

Dishwasher leaves gritty particles or sand-like residue on dishes.

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Possible Causes

Clogged sump filters, Blocked spray arm jets, Backflow from sink drain, Overloaded racks preventing proper rinsing

How to Fix / Troubleshooting

Safety first: Turn off the dishwasher before cleaning internal parts.

  • 1. Clean filters: Remove and wash all filters thoroughly to remove trapped food and grit.
  • 2. Spray arms: Remove and flush spray arms under running water. Clear each jet with a toothpick.
  • 3. Check drain connection: Ensure the drain hose is connected above the water level in the sink trap and that the spigot is not blocked, to prevent backflow.
  • 4. Loading: Avoid stacking dishes so closely that water cannot reach all surfaces.
  • 5. Test: Run a hot cycle with the dishwasher empty except for a few glasses to confirm the issue is resolved.
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Repair Difficulty

Very Easy 1/5

Required Part

Filter Assembly
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