Advice 1: How to identify garnet

The amazing beauty of the pomegranateand has long attracted people. Fiery red stones, like a frozen fire, mined in the heart of Europe and therefore enjoyed a well-deserved fame. The attractive deep color of the stone was fascinated and lured into a world of fantasies, passions and myths. Garnet is popular in our day, but this popularity has led to the emergence of a large number of fakes.
How to identify garnet
You will need
  • - magnet;
  • - accurate scales;
  • glass.
The main and most important sign of a real grenade is its ability to the magnetization. Put the product with the mineral on the scale and bring to it a magnet. If the stone is real, the scale will fluctuate.
Pay attention to the size of the stone. Real grenades can't be more than a grain of its namesake – the pomegranate.
Czech garnets have a smaller size – no more than three to five millimeters. This Czech garnets have a smooth cherry-red color and never orange hue.
So, if you offer a product whose label says "Czech garnet", and the stone itself has a clear reddish hue, and size superior to 5 mm, the glass in front of you is probably a fake. Sellers makes no sense to issue a real pomegranate one after another. Their price is about the same.
Genuine garnet has a higher hardness than glass, almost in half. So scratch my garnet glass genuine natural stone will leave a clear trail.
Garnet has the ability to slightly change color in different lighting.
Garnets can be any color except blue. There are even green garnets, and they are counterfeited less often than usual dark red.
Note that garnet is not the most expensive stone. And therefore inserting glass in a Golden frame does not make sense. In a good jewelry garnets are replaced by cubic Zirconia, but this honest manufacturer writes on the label.
If you already have grenades, the authenticity of which you are sure, compare it with stones in the purchased things. The cubic zirconias Shine much stronger than the natural garnet.
Natural garnets can meet and cheap beads. Usually they are not the most perfect form: on the rocks there are chips, bumps, uneven coloring. Cheap beads perfect shape, most likely made of the so-called garnet glass. Self-respecting manufacturers indicate this by including the product description, the word "imitation".

Advice 2: How to change the grenade to 21099

Crunch when pulling away is the first sign that a failed CV joint. Unfortunately, the drivers themselves be responsible for the fact that grenades become useless. You need to look for the condition of the anthers and at the slightest defects to change them.
Appearance grenades VAZ 2108-21099
The grenade is a metal mechanism, which is located inside the bearing. There are external and internal grenades (correct name – joint, CV joint). External are installed in the wheel hub VAZ 2108-21099, and transmission. The grenades are not subject to repair, therefore in case of failure it is necessary to replace on new. Special attention should be paid to the anthers, so as sand and water, trapped in the joint, leading to its rapid wear.

The removal of grenades on VAZ 21099

Work should be carried out on a viewing hole or overpass. Put the car on the handbrake and wheel lock stops the rear wheel. Now the most difficult is to break the nuts that secure the grenade to the wheel. This will require the mechanical key 30, and to perform it successfully, you need a good arm. The best option is to make an extension from a section of a pipe.

Next, raise the car on a Jack, put on the prop and take off the wheel. Now you need to disconnect the tie rod from the knuckle of the rack. This is done using a special puller. And a ball bearing just enough to screw, vypressovyvaniem it is not necessary. Try not to damage the boots, otherwise you'll have to change them.

Now that strut is free, you have to turn it to the right or left (depends on which side of the car is working), remove the wheel hub from the constant velocity joint. It needs to fall, it now remains only to remove the inner, which is in the box. What is needed, and a viewing hole, because to do this it is much easier. Pomegranate is extracted with a crowbar.

Setting the grenades and precautions

Together with constant velocity joints it is necessary to change the anthers. Even if the old one was in satisfactory condition, it is better to replace a new one for reliability. You also need to put new hose clamps. Never remove both the inner grenades out of the box. If you take all of them so undermines the position of the differential mechanism, which will lead to the impossibility of installing CV joints.

First remove one grenade in its place install plug. Perfect old inner CV joint. And only after installing the plug, remove the second grenade. In General, the installation of garnet occurs in the reverse order of disassembly. Do not forget to securely tighten all threaded connections. And also change the rings that are used to attach the shafts.
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