Mend the fuse in the example of the microwave appliance
Probably, many fell into a not very pleasant situation: you put in the microwave, for example, cakes, and I think now quickly warm up and sing them with tea. A one (microwave) treacherous silent. What to do? You can certainly take it into service and there you fix it, but it will cost a pretty decent money. But experience has shown that 70% of the "failures" due to the failure of the fuse. And it is very easy to change yourself. And in this article I'll tell you how.
So, your microwave treacherously silent, so let's try to revive her. To do this, unscrew the bolts that hold the cover and remove it.
After that we find our fuse.
Carefully pull out it and check its resistance with a multimeter. Although in most cases and so it is seen that the inner thin wire to breakage, but if its walls are not transparent, it is only possible with the device to determine its integrity.
If you have exactly the same spare, you can simply insert it into the slot and raise the lid back, but most likely you do not have this.
In order to fix the fuse fuck up, you will need:
Soldering iron with solder and rosin pliers or Utica
A small piece of the same flexible conductor 1.5 or 2.5 mm cross section.
Now you and I need to count how many "wires" we need to use. To do this, we calculate how many square millimeters in the same vein. You can of course use a micrometer, but if you do not have at hand, it's very reliable and simple method.
Take a pencil, a lighter or any other available object. Our one core is wound on his as closely as possible, turn to turn. Making at least 10 turns. And then just measure the resulting distance like so:
We've got 10 turns of 2.1 mm. Now we divide by 10 and 2.1 obtain 0, 21 mm. It should also be required to take into account the distance between the cores, it is taken to be 0.05 mm, which means that the end result is equal to 0.16 mm.
Now take a look at the table below
And as we see that the wire diameter corresponds to the current of 5 amperes.
Now let's define what the maximum current of your microwave oven. To do this, look at the label where power is available.
In our case it is equal to 1050 W, divide this value by 220 and get 4.78 Amps. Such is our maximum current consumption. And as we see this wire came up perfectly.
Important. Do not attempt to open the fuse, because nearly 100% probability of glass you just crumble and you have to go to a specialty store and look for a fuse.
Heat the soldering iron, take a pair of pliers or our Utica separate wire and tinned.
Then we take the treated vein and attach to the fuse and solder our "hair." It must happen here:
Everything is now neatly put in our restored fuse in its slot and install the cover.
Now we try. It has yet to earn.
That's the simple way we are restored fuse in the microwave.
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