You will need
- - pliers;
- - threads;
- - needles;
- - new runner or old, if he just jumped, not deformed.
In that case, if the zipper on the product split, and the dog jumped because I lost the Rev limiter, then just put her in her place. Pass it on, the dog should go down the flat side. Then replace the stopper.
If the dog is deformed or lost, then you need to buy a new one. It is better not to use the old runner, since the manipulation of the pliers, it may break, and in any case, after a while history will repeat itself, and even the faulty slider can damage the zipper teeth.
Buying the slider, you need to select it by number, which is located on the product. Also pay attention to the type of lightning to which it is suitable. The lightning are separable, and the type of tractor teeth, and metal twisted.
Vdev dog with a zipper, see if the top stop. Often the problem is that he's lost, or moved, or deformed, and this dog lightning jumps. It must be secured to prevent a repetition of this situation.
Squeeze it with pliers, just be careful not to break it. You can replace it with a new one, but you can use a needle and thread. Just take a few stitches with the needle right over the edge. It will not give the dog to come off the zipper, however, is not suitable for each garment. If lightning is in sight, then the stitches will be evident.
If lightning where you need to replace the dog, permanently, then you need to act a little differently. Free end zippers, it is often stitched, so a little strut line. Connecting remove the limiter, and then gently insert each part of the zipper in a dog.
Slowly, without jerks, move the slider. Zipper needs to zip up. Then you need to be careful the zipper teeth do not run on top of each other, otherwise you'll have to redo everything. Sometimes the dog moves with difficulty, that's fine, keep her, smoothly and slowly.
When the zipper is "secure", secure with thread the zipper at the bottom, so it does not become disconnected. Then test the zipper. A few times opening and closing it.