Why are there deposits in the water tank (stainless steel base)? 16 May 2024 10:28 Updated This means the base is furred up. To fix this, clean the appliance with a damp cloth. Related articles How should I clean the basket and the steamer base? Why does the steamer stop or beeps even though there is still time left on the programme? Safeguards Can I store food in the multifunction bowl? How do I cook rice in the multifunction bowl?