Seat belts are an effective remedy of protection of the driver and passengers in case of a road accident.

It is necessary for all passengers to be fastened by seat belts prior to the beginning of car movement, including to passengers on back seats. It is forbidden by one belt to fasten some people. It is extremely dangerous to fix a belt of the child sitting on a lap at the passenger. Between a seat belt and a body there should not be firm or fragile subjects as they can become the reason of serious traumas.

Fasten a seat belt in the following order:

– slowly extend a belt from the involving device. At a pulling the belt is blocked by breakthrough;

– throw a belt through a breast and a belt;

– insert into the lock before click a uvula of a latch of a belt;

– check reliability of fastening of a belt in the lock.

Fig. 1.7. Correct provision of a seat belt

The diagonal seat belt should settle down on the shoulder center (fig. 1.7) . The lower part of a belt should be on a belt, instead of on a stomach. The seat belt provides the maximum protection at the vertical provision of a back of a seat. The right choice of length of a belt provides most its convenient situation depending on growth and build of the person. The length of a belt is regulated by clip moving on it.

The seat belt in pressing the orange button of the lock comes unfastened: the lock opens, the uvula of a latch of a belt jumps out under the pressure of a spring. After that it is necessary to release slowly a belt, thus it will be curtailed by the involving device.

The back average seat can be equipped with a zone seat belt. A latch and the lock of this belt same, as at a diagonal and zone belt.

Fig. 1.8. Change of working length of a seat belt

Moving a latch on a belt, it is possible to change working length of a belt (fig. 1.8) .

Fig. 1.9. Automatic humeral seat belt: 1–seat belt; 2–top lock; 3–a nest of fastening of the top lock on an average rack of a door

Automatic humeral seat belts 1 (fig. 1.9) with an electric drive can be established only on forward seats. The emergency tension of these belts is carried out by system of passive safety of the car. After closing of doors and ignition inclusion the top lock 2 seat belts move back, on a frame of a window of a door, and fixes the case of the driver. After switching off of ignition and door opening the top lock of a seat belt moves forward and does not interfere with an exit from the car. If the seat belt does not work in an automatic mode, release the top lock from the device of moving of a belt and fix the lock in a nest 3 on an average rack of the car.

For no-failure operation of the mechanism of a tension preserve belts against pollution.

Belts which were exposed to strong stretching at failure, it is necessary to replace.

At influence of sunshine and chemicals the tape of a belt loses durability. At loss of initial coloring (fading) it is necessary to replace a belt.

Wash out belts only in weak soap solution. Before retraction of belts carefully them dry.

Be convinced that belts are not overwound as a result of their wrong installation. If belts are overwound or jam at retraction, extend a belt for the length, sufficient in order that it could be corrected. Then release a belt that it returned to a starting position.

Completely extend a belt and release, that it was involved up to the end. If the belt jams at movement in both directions, check its surface on availability of dirt or greasing.

Check a condition of all places of fastening of a belt. Bolts of fastening should be reliably tightened. Remove any traces of corrosion in places of fastening it to a body. Replace the details of fastening struck with corrosion.

Assembled it is necessary to replace a seat belt at detection of the following malfunctions and damages:

– the lock of a belt is fixed unreliably;

– the button of the lock of a belt weakened;

– the lock does not release a belt by pressing the button;

– the effort necessary for release of a belt increased;

– on a surface of the lock or a latch there were cracks;

– ruptures of threads or razlokhmachivaniye;

– cuts of eyelets on belt edges;

– curvature and belt cuts.