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RReliableHandyman
Maintenance 5 min read

How to Extend the Life of Your Microwave

Simple habits that keep your microwave working safely for years — and the common mistakes that quietly shorten its life.

A microwave is one of the hardest-working appliances in a Kenyan kitchen, yet it often gets the least care. A few simple habits will keep yours running safely and efficiently for years longer.

Keep the interior clean

Food splatter absorbs microwave energy, which makes the oven work harder and can scorch or arc. Wipe the cavity after messy jobs, and steam-clean stubborn grime by heating a bowl of water and lemon for two minutes, then wiping down.

Protect the door and seal

  • Never slam the door — the latches and switches are the most common failure point.
  • Keep the door seal clean so it closes fully and contains the microwaves.
  • Do not run the microwave empty; with nothing to absorb the energy, it can damage the magnetron.

Use the right containers

Metal and certain plastics cause sparking that damages the interior. Use microwave-safe glass or ceramic, and cover food to reduce splatter.

Mind the power supply

Nairobi’s power fluctuations are hard on electronics. A surge protector shields the control board from spikes, and giving the microwave a stable, ventilated spot prevents overheating.

Frequently asked

Usually a failed magnetron or diode. It is a repairable fault on most mid-range and premium models — have a technician confirm before you replace the whole unit.

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