In accordance with the maintenance regulations, we replace the auxiliary drive belt on a car equipped only with power steering every 60 thousand kilometers or

- after 4 years (whichever comes first) regardless of its condition, on other cars - after 120 thousand, km or after 6 years.

We perform work on a viewing ditch or overpass.

Depending on the vehicle configuration, there are two options for auxiliary drive schemes (with and without air conditioning).

Let's consider a circuit with an air conditioner

The belt tension is adjusted by the automatic tensioner.

To replace the belt, remove the right mudguard of the engine compartment.

To loosen the belt tension, from the bottom of the car we put a ring wrench or a 15 head on the tension roller mounting bolt.

Replacing the alternator belt of a car Lada Largus K4M engine

Turn the roller bracket clockwise, overcoming the resistance of the tensioner spring

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the belt from the support roller

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the accessory drive belt from the pulleys. The marking of the drive belt for auxiliary units with air conditioning is 6RK1822 (six-wedge, 1822 mm long).

Replacing the alternator belt of a Lada Largus car K4M engine

When replacing the belt, the idler and idler rollers must also be replaced.

To replace the support roller with a 13 spanner, unscrew its fastening bolt

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the roller cover

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the support roller

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the inner roller cover.

Replacing the alternator belt of a car Lada Largus K4M engine

We also remove the tension roller

If it is necessary to replace the tensioner with a head of 10, unscrew the two bolts

Replacing the alternator belt of a car Lada Largus K4M engine

Remove the tensioner assembly with the roller

Accessory drive diagram of a car with air conditioning: 1 - crankshaft pulley, 2 - idler pulley, 3 - power steering pump pulley, 4 - alternator pulley, 5 - support roller, 6 - belt, 7 - air conditioning compressor pulley

Install parts in reverse order.

When installing the belt, we lay it on the pulleys and wind it under the tension and support rollers in accordance with the diagram.

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