How to replace microwave mica

One of the necessary elements of the furnace, allowing the unit to fully function, is a plate of mica. It needs proper care, because without it the microwave will fail.

If this part is damaged, it must be replaced in a timely manner.

Mica plate replacement

It is not difficult to find a worn out plate. She is situated on the right side or top wall of the CBH, painted gray, rough to the touch, has the shape of a rectangular plate.

In the process of operation of the unit, this part performs a number of important functions:

  • obstacle to the pollution of the waveguide;
  • the distribution of microwaves evenly;
  • protection of parts of the device from overheating.

A damaged plate will not allow household appliances to function fully. If inside the appliance sparks appear during his work, probably it should be replaced.

Completing of the work

To replace, you must:

  • open the door microwave ovens to wash plate and the space around it.

  • Unscrew this item with a screwdriver or just remove the latches.
  • If a place under the mica turned out to be dirty, it is also necessary to wash.
  • Install new plate. Depending on the method of fastening, screw it to an empty place with the help of a correctly selected screw, or insert it into special tabs in the case by clicking them.

On a note! You can make your own mica plate for the microwave.

To do this, take a piece identical material and cut out the rectangle matching the pattern. Be sure to remove the bumps by polishing the part. Drill holes for the cogs on the sides, if this suggests a mounting method.

After these procedures, the oven should function properly.

In which case you need to change the mica in the microwave

The reason for the incorrect operation of the microwave may not be mica, but the failure of the waveguide or the breakdown of the magnetron. Therefore, be sure to check that the part is defective before replacing it.

Advice! After removing the plate, make sure that it is defective.

External signsindicating the need for replacement:

  • a large layer of fat on the surface;
  • cracks or chips;
  • partial or complete darkening;
  • rusty or burnt spots.

In the absence of these signs, the plate should be washed and put back.

The procedure for installing a new part may not lead to the desired result. In this case, you must call the master or take the microwave to the service.

How to replace a mica plate

If you can’t find a suitable item or just have a desire to experiment with new materials, then can find an alternative mica.

But first you need to determine the secret of this substance in order to understand what should be the replacement.

Necessary qualities

The mica plate in the microwave oven functions fully due to the following properties:

  • resistance to high temperatures;
  • lack of accumulation of static electricity;
  • the ability OK let steam through the pores.

Accordingly, the material intended for installation must possess these characteristics.

What can be used to replace

At the moment, the most popular material instead of mica is becoming food grade plastic. It is a good alternative, as it has a clear advantage over mica.

  • Compared to standard food grade plastic material more resistant to high temperatures.
  • is he stronger, and provides less chance of burnout.
  • This material more durable and possesses best performance.

His only disadvantage it could be considered high cost and inaccessibility. It is difficult to make a part from food-grade plastic on your own, so you need to make it only on order.

However, in some workshops such replacements are already widely practiced. In addition, the high cost is offset by a long service life.

How to extend the performance of an item without replacement

In some cases, when the mica plate is out of order, it is not necessary to replace it.

If after removing this element you did not notice dark spots, rust or burnt areas on it, the situation can still be saved.

In this case, it may be just pollution. Then you need to get the plate, clean it well, also wash the place around it.

Then flip the part over and reinstall. Thus, you can extend the life of a microwave part without replacing it.

Important! This trick will work only if the plate does not burn.

Regardless of the state of mica, all parts of the microwave oven need good care, timely repair and replacement of malfunctions.

Watch the video: How to Replace a Microwave Wave Guide Cover Cut to Size Sheet (April 2024).

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