Neff Internal Contamination / Drain Slime Build-Up

Refrigerator emits a strong musty or mouldy odour.

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Possible Causes

Mould growth in condensate drain channel, Spilled food in hidden areas, Dirty door gaskets, Long power-off periods with doors closed

How to Fix / Troubleshooting

Safety: Unplug before deep cleaning. Avoid harsh chemicals inside the food compartment.

Steps:

  • Empty and clean: Remove all food and shelves. Wash interior surfaces with a solution of warm water and bicarbonate of soda.
  • Clean gaskets: Wipe door seals thoroughly, pulling back folds to remove trapped debris.
  • Drain cleaning: Clean the fridge condensate drain channel and hole with a soft brush and mild disinfectant, then flush with warm water.
  • Rear drain pan: At the back, remove and clean the drain pan above the compressor if accessible.
  • Air out: Leave doors open for several hours to dry completely before restarting.
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Repair Difficulty

Very Easy 1/5

Required Part

Condensate Drain Channel / Drain Pan
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