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2-27-remni-privoda-proverka-regulirovka-i-zamena.html
2.27. Drive belts - check, adjustment and replacement1. For the drive of units belts of wedge-shaped section are used.
2. The quantity of the belts established on the car depends on type of the engine and on a car complete set. The belt drive is provided for the generator, the pump of cooling liquid, the compressor of the conditioner and the power steering.
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26.4 Nozzles of the air filter with the thermostat
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26.5 Scheme of operation of the thermostat 1. To the sensor of air temperature 2. Vacuum drive 3. 4 is open. 5 are closed. Cold air 6. To the carburetor 7. Delitelny gate 8. Hot air from a final collector
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3. The condition of belts is checked to the touch and survey (having lit belts with a small lamp). Check existence of peeling of the rubber pasted slip on both parties of a basis to basis anguish belts on end faces of a tape of a belt, hardening, damages of a surface of a belt (cracks, a separation and wear of paths, see a photo). Check also existence of wear and vitrification of material of a belt owing to which on a belt luster is observed. Overwind a belt and examine on both sides.
4. Check a belt tension. At distance between centers of pulleys from 170 to 280 mm the deflection of a belt has to be about 6 mm. If this distance from 300 to 400 mm, then a deflection there have to be about 13 mm (photo).
5. For adjustment of a tension special devices (photo) are provided.
6. For adjustment it is necessary to release bolts of fastening of the unit and to move the unit, having pulled a belt (or to rotate an adjusting bolt). Tighten boats of fastening and check a tension. If the tension is normal, then tighten bolts of fastening (photo). The tension of a gear belt is regulated by movement of a roller of a natyazhitel.
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27.3 Some characteristic signs of wear of a belt.
1. Cracks
2. Vitrification
3. Lubricant hit
4. Belt basis anguish
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7. It is recommended to change all belts at the same time.
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