We prepare the car for work.

Visually check the condition of the generator drive belt.

If cracks, signs of wear and other damage are found on it, replace the belt.

The belt tension is determined by its length, so there is no tensioner.

Accordingly, tension adjustment is not required during vehicle operation.

If, due to wear or oil, the belt begins to slip on the pulleys, it must be replaced.

Checking and replacing the alternator belt

Marking of generator drive belt 6 RK 823 (six-V-ribbed, length 823 mm)

Checking and replacing the alternator belt

To replace the belt, use a knife to cut the old belt and remove it

Checking and replacing the alternator belt

Using a 13mm socket, unscrew the lower mounting bolt of the generator several turns (shown on the removed engine)

Checking and replacing the alternator belt

Use a 13-mm socket to unscrew the nut

Checking and replacing the alternator belt

Remove the bolt of the upper mounting of the generator

Turn the generator.

Checking and replacing the alternator belt

In this case, the upper eye of the generator mounting should go beyond the protrusion on the bracket

Checking and replacing the alternator belt

And pressing the generator to the bracket, we tie the generator to the nut securing the cylinder block cover

Checking and replacing the alternator belt

We put the belt on the generator pulley 2 and the upper part of the generator drive pulley 1

Checking and replacing the alternator belt

We engage fifth gear in the gearbox and, pressing the belt against the generator drive pulley, push the car back until the belt fits onto the pulley.

After this, we untie the wire that tied the generator

Checking and replacing the alternator belt

Use a screwdriver or mounting spatula to press the generator away from the bracket and insert the upper bolt of the generator

Wrap and tighten the lower bolt and nut of the upper generator mounting bolt

If it is necessary to remove the belt without damaging it, we also push the car back, engaging the fifth gear of the gearbox and pressing the generator to the bracket

Checking and replacing the alternator belt

Using a screwdriver, pressing the belt against the outer edge of the generator drive pulley until the belt comes off the pulley.

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The lubrication system diagram is shown in Fig. 1. Oil pressure in the lubrication system of a warm engine at low crankshaft speed 550–650 min -1

In the article we will consider possible malfunctions of the front axle of the UAZ-3151