3.10. Check of a state and belts of the drive of auxiliary units

Driving, or as they are called sometimes, V-shaped belts are located in a forward part of the power unit and play an important role in functioning of the engine and many other systems of the car. Eventually belts wear out and have to look round regularly according to the schedule of routine maintenance of the car in order to avoid serious engine failures which correction of consequences can become the owner of the car in kopek.

Treat family of V-shaped as well ridge belts.

The quantity of the driving belts used on the engine depends on a car complete set. Belts are applied to the drive of such auxiliary units as the generator, steering and water pumps, the air conditioner compressor, etc. Depending on the scheme of an arrangement of pulleys, can be put by one belt in action more than one unit.


Scheme of the drive of auxiliary units

And — the Pulley of a bent shaft
In — the Pulley of the water pump
With — a generator Pulley

D — the Pulley of the K/V compressor
Е — the Pulley of the steering pump


Typical examples of wear of V-shaped driving belts


Typical examples of wear of mnogoruchyevy driving belts

Kill the engine, open a cowl and find driving belts in a forward part of the power unit. Highlighting itself a small lamp, fingers feel belts on all their length, checking for existence of cracks and stratifications. Inadmissibly also presence on a belt of attritions, zapolirovanny to gloss of sites and other obvious defects (see illustrations Typical examples of wear of V-shaped driving belts and Typical examples of wear of mnogoruchyevy driving belts). Examine belts on both sides for what overwind them. The worn-out or damaged belt is subject to replacement.