Home Steering Replacing the timing belt grant 8 valve 87. Timing belt test for Lada Granta: The most important drive. Timing belt replacement interval

Replacing the timing belt grant 8 valve 87. Timing belt test for Lada Granta: The most important drive. Timing belt replacement interval

Dear customers, in order to avoid mistakes when sending the belt tensioner bearing, in the "Comment" line, indicate the model of your car, the year of manufacture,number of valves.

On VAZ 21116 engines, a gas distribution mechanism drive with a tension roller is installed, thanks to which there is no need to check and adjust the timing belt tension, the service life of the belt itself is significantly increased.

Tensioner roller 3 located under pulley 5 camshaft... Designed to tension the timing belt and maintain it in the most stable position throughout the entire run. Moreover, we are talking here not only about the average indicator, but also about belt vibrations that need to be smoothed out.

1 - crankshaft toothed pulley; 2 - toothed pulley of the coolant pump; 3 – tension roller; 4 - rear timing belt cover; 5 - camshaft toothed pulley; 6 - toothed belt timing drive; 7 - tide on the cover of the oil pump; A - label on toothed pulley crankshaft; B - mark on the tide of the oil pump cover;

C - projection on the rear cover of the timing belt; D - mark on the camshaft toothed pulley.

At the VAZ 21116 tension roller, the mounting hole is located eccentrically (offset from the center by 6 mm). Therefore, by turning the tension roller relative to the mounting stud, the timing belt tension is adjusted.

If, when the engine is running, you hear extraneous noise from the timing belt, it means that the tensioner roller has begun to make noise and will have to be changed. From time to time it is necessary to check the condition of the timing belt, if cracks appear on it or the belt is stretched, then it also needs to be changed.

If oil gets on the toothed belt, its service life will be significantly reduced. Failure of the teeth on the belt will result in incorrect valve timing and possibly serious engine damage. A broken belt will inevitably cause the engine to stall. Considering all this, on engines with an automatic tensioning mechanism, it is advisable to check the condition of the timing belt, and if defects are found on it, replace it.

During installation, sharp bends of the toothed belt with a radius of less than 20 mm are not allowed, so as not to damage the cord.

Other articles of goods and their analogues in the catalogs: 21116100623800, T-02233, KT 100540.

VAZ 2190.

Any breakdown - this is not the end of the world, but a completely solvable problem!

Reasons for failure of the belt tensioner bearing Timing for a car of the VAZ family.

How to replace the belt tensioner bearing yourself Timing by car of the VAZ family(8 V).

With the Internet - Shop Discounter AvtoAzbuka repair costs will be minimal.

Just COMPARE and MAKE SURE !!!

All the latest models of front-wheel drive cars, which are produced by the car plant located in Togliatti, have a toothed belt in the gas distribution mechanism. Lada Granta fully applies to these models.

The car is equipped with several engine modifications, which can have 8 or 16 valves in the cylinder head. Many owners service and repair this model on their own, so it will be useful for them to learn about how to change the timing belt on a Lada Granta with 8 valves.

Lada Granta motors with 8 valves in the cylinder head have an index of 11183 and 11186. The first of them began to be produced in 2004, the second later, namely in 2011. The power of the "83" unit is 82 horses, at 87 hp for the "86" modification. The 11186 engine is an improved model “83” engine. It uses a lightweight connecting rod-piston group. Managed to achieve weight reduction piston group by almost 30%. The cylinder head is subjected to a specific heat treatment, which increases its strength and wear resistance.

And also received some changes in the cooling system of the power unit. The skirts of lightweight pistons are coated with graphite grease, this avoids the appearance of scoring on the cylinders of an unheated engine. The compression ratio "86" of the engine was 10.5 against 9.6 for the "83" modification. Cylinder head gasket the new motor is now thinner, it is equal to 0.43 mm versus 1.2 by old model... Diameter intake valves increased, which improved the filling of the cylinders with the air-fuel mixture.

Does the valve bend

This problem, unfortunately, is present for Lada Granta. It appeared since the start of production of the first cars with front-wheel drive VAZ 2108. Later, the working volume of the power unit of this model was increased, it became equal to 1.5 liters. The engine index became 21083, in which the pistons have a recess in the head. This made it possible to exclude the meeting of the pistons with the valves when the toothed belt in the timing belt breaks or if it is incorrectly installed. It was this power unit that was taken as the basis for the engine for Grants, so the valves did not bend.

The upgrade of this motor to model 11186 provides for the installation of lightweight parts of the connecting rod and piston group. The piston has become shorter in height, which does not allow making recesses in the head to avoid meeting with the valve. Therefore, the breakage of the toothed belt is always accompanied by damage to the valves by 8 Valvular Grant, sometimes connecting rods, pistons. This problem accompanies all subsequent modifications of engines for Lada Grant.

Replacement procedure

Many owners of this car prefer to carry out this operation in specialized workshops, but some do it themselves. There is nothing super complicated in this procedure, there is no need to purchase special equipment or devices. You can replace the toothed belt in the garage yourself. You will need to prepare a set of wrenches, a mounting spade, a jack, a support for the body, wheel chocks, gloves, and rags. Round nose pliers are suitable as a key for adjusting the tensioner roller.

Replacing the timing belt on the Lada Grant is performed in approximately the following sequence:

  1. The car is installed above the inspection pit or on a flat surface, the cable is tightened hand brake, under rear wheels install wheel chocks.
  2. Open the hood engine compartment, disconnect the terminals from the storage battery.
  3. The drive belt of the generator set will interfere with work, so it is removed.
  4. Now "5" with the number of the hexagon unscrew the four screws that secure the front protective casing of the timing drive.
  5. To avoid accidentally damaging the crankshaft position sensor, it should be removed from the cylinder head and set aside. Do not allow metal filings to get on the sensor, they may distort its readings in the future.
  6. Next, you need to set the piston of the first cylinder to the top dead center position.
  7. Removal of the toothed belt is prevented by the alternator drive pulley on the crankshaft, which must be removed. To do this, tear off the wheel bolts of the right front wheel, lift the body with a car jack.
  8. A stand is installed under the body, the wheel is removed, the protective shield is on the mudguard.
  9. An assistant is needed to remove the crankshaft pulley. Ask him to put in fifth gear and push the brake pedal hard. Some specialists insert a powerful screwdriver into the hatch on the gearbox cover between the flywheel teeth.
  10. Applying some effort to the head "17" unscrew the bolt, remove the pulley from the crankshaft.
  11. Again, you need the fifth hex number, which you need to unscrew the three screws of the lower timing case, then you can remove the protection.
  12. Now it is necessary to loosen the tension roller fixing bolt, the best for this is a spanner wrench “15”. After that, the roller will turn, release the tension drive belt, which can be easily removed from the gears and removed from the engine compartment.

Important! After that, you can not turn the engine crankshaft so that the pistons do not meet the valves.

Usually, the belt is replaced in conjunction with the idler roller and the coolant pump, so they must be removed from the cylinder block. There is an adjusting washer under the roller, which is installed back during assembly. When removing the pump, a certain amount of antifreeze is poured into a previously prepared container. The installation of a new timing belt is carried out in the reverse order. Please note that you need to check the position of all alignment marks on the crankshaft and camshaft, the cylinder block and the timing case.

Setting labels

it important procedure when replacing the timing belt, so you need to take it seriously. This motor has four timing marks. Two on the crankshaft and camshaft gears, one on the cylinder block in the area of ​​the crankshaft, the last on a metal protective casing. Two more marks are located on the flywheel and gearbox housing. They will be clearly visible when the rubber plug is removed. It is the marks of the flywheel and the box casing that will indicate the position of the piston of the first cylinder at top dead center.

Turn the crankshaft clockwise with a key "19" until all marks of the mechanism match. The tapered groove or tide mark on the camshaft pulley will be horizontal and aligned with the lip on the guard. The mark on the crankshaft pulley will look strictly vertical and coincide with the mark on the cylinder block.

Tension

The installed new toothed belt must be tensioned to the required parameters. Before that, be sure to check the position of the alignment marks again, if everything is in order with them, you can tension the drive. To do this, turn the tension roller counterclockwise until the marks on it coincide. One mark in the form of a cutout is on the outer cage, the second on the inner one in the form of a ledge. You can turn the tension roller with a special wrench, round-nose pliers.

Some craftsmen insert drills suitable in diameter into the holes on the moving part of the roller. Between them, a screwdriver as a lever and turn the clip until the marks coincide. Then you can tighten the tension roller fixing screw. After all the work has been done, it is necessary to manually turn the crankshaft a few turns, making sure that the marks have not moved. Then you can install the protective cover.

How long does it take to replace

The factory operating manual for the car recommends replacing the toothed belt with a mileage of 75 thousand km. This norm is not always fulfilled by the owners, this is good reasons... How long the drive takes before replacement depends on many factors. This is the quality of the parts used, the operating conditions vehicle, technical condition of the engine. At each maintenance, the tension and condition of the timing drive should be checked. When cracks, delamination, or other damage appear, the belt is changed.

With a high mileage of the machine, natural wear of the crankshaft and camshaft pulleys occurs, this significantly reduces the service life of the entire timing drive. And also the drive is afraid of being hit engine oil into the belt working area. It softens its structure, the teeth are easily cut off. If the car has been standing still for a long time, it is also better to replace the drive due to its aging. Most owners, experts recommend changing the belt after a run of 50 thousand km.

Which kit to buy

In addition to the toothed belt, they acquire a tension roller, a coolant pump. The main supplier of rubber products is the RTI plant in Balakovo. Products from the companies GATES, BOSCH, DAYCO, CONTITECH have proven themselves well. If the pump in the engine cooling system is replaced, you will need antifreeze to top up.

In the timing unit, which has 8 valve motors domestic Lada Grant, the drive belt has a significant role to play - to be the connecting element between the two main shafts: the camshaft and the crankshaft. This type of rotation transmission has a slightly lower noise effect in comparison with the chain version of the drive, implemented on the outdated "classic". And everyone knows that a timing belt replacement is required.

The process of breaking off this "consumable" is always accompanied by the destruction of its integrity. This malfunction leads to an inevitable collision of the valves with the pistons. As a result of this "interaction", the valves are bent, signaling the owner about the arrival of an unpleasant event - the need to repair the motor.

The most in an efficient way to prevent the negative consequences caused by a broken belt, it will timely replacement timing belt for a quality analogue. At the same time, we note that replacing the timing belt is quite feasible with your own hands.

Lada Grant motors having the index "11183", in contrast to analogue units, will require replacement of the element in question already by 60 thousand km of the covered path. This interval is the vehicle manufacturer's recommended guidelines. To maximally protect yourself and your "iron horse", you should resort to replacing no later than 40-50 thousand km. It is with this mileage that the primary signs of wear on the pump (coolant pump) and rollers appear.

Among the most common causes of belt breakage is not only wear of the complete structure of the element (rubber and cords), but also jamming of the rollers or bearing of the pump of the cooling circuit.

Instruments

If the belt has become unusable and further movement of the Lada Granta in version 8 valves is impossible, then in order to replace the timing belt, and even with our own hands, we will need such a set of tools and other devices:

  • keys having dimensions "10" and "17";
  • mount (scapula);
  • a special key that allows you to adjust the tension roller.

The instruction below shows the process on an 8 valve motor. For the 16-valve version, the process is almost identical to that shown.

Preparatory stage

Before replacing the timing belt with your own hands, be sure to remove the terminals from the supplying battery. We also dismantle the belt that activates the generator. "Operation" will require maximum access to the attachments included in the timing unit. To do this, remove the wheel and the protective shield. We install the piston of the 1st "boiler" in the well-known position - TDC.

Alternator pulley: how to unscrew the main screw?

It is possible to unscrew the fixing bolt of the alternator pulley by using an ordinary key (specified in the list). If there is difficulty in this action, we use this method:

  • dismantle the plug located on the viewing window of the clutch housing of the transmission unit;
  • we find the flywheel teeth and use a large screwdriver and a pry bar (in the list) to jam them (this prevents the motor shaft from turning and allows the “boring” bolt to be unscrewed by applying increased force).

Dismantling

To implement this procedure, it is required to loosen the fixing nut of the roller tensioning the belt branch in LADA Granta. This will cause the entire belt to loosen and can therefore be removed from the timing unit. It is not recommended to use the usual cutting of the belt without loosening the tensioning element. This manipulation will not allow you to effectively hang the new consumable component on the pulley and shaft gear.

Algorithm

  1. Dismantle the pulley. The element itself on the shaft generator LADA Granta in version 8 valves, removed after removing the fixing vane from the indicated window. The pulley is completely removed and set aside.
  2. We dismantle the lower safety cover on the timing elements. It is fixed with three bolts, which are subject to unconditional (usually problem-free) loosening. This design (shield) is endowed with some versions of motors, for example, "11186".
  3. Remove the belt. This final process in the dismantling "epic" involves the following manipulations:
  • initial removal from the gear fixed to the camshaft;
  • subsequent dismantling from the pulley, the owner of which is the crankshaft.

It is the last (of the indicated techniques) action that implies the logical possibility of the subsequent removal of the tensioner - this is a timing roller in auto LADA Granta. The timing roller itself must be replaced without any alternative, regardless of the amount of backlash, noise and other criteria.

The Importance of Correct Mounting and Tension Adjustment

We install the belt using the correct and well-known algorithm for alternating its attachment to the pulleys. Until the need to install a safety shield on the Lada Granta, we perform the procedure correct adjustment the degree of belt tension.

It is the correct adjustment of the tension level that is an essential guarantee of ensuring a long belt resource (up to the expiration of the recommended replacement interval - 50 thousand km).

About other causes of belt breaks

In the form of all sorts of reasons leading to an unexpected break of the belt, it is possible to single out the inappropriate quality of the material used in the production of both the belt itself and other elements of the timing unit. This fact makes a large army of owners of practical Lada Granta tend to purchase components and consumable items only of original production or analogues produced by eminent brands. Among these alternative options there are products manufactured by Gates, a popular manufacturer among Grantavodov. The belt where the timing roller from the specified manufacturer has gained enviable popularity among buyers, especially since its resource can approach the critical value of the periodic mileage of 60 thousand km, which is strongly discouraged.

Output

Do not neglect the recommended interval for replacing the elements of the gas distribution unit indicated here, the value of which is equivalent to a mileage of 50 thousand km. The timing belt must be replaced in a timely manner. Use only high-quality "consumables" from renowned manufacturers, and what is important, purchased from trusted trading entities. These simple measures will avoid such a costly and unnecessary procedure as repairing the Lada Grant engine.

The process of replacing the timing belt on the Lada Granta

The timing belt of the Lada Granta car is the same consumable, as well as belt generator drive, filters and oils for various components and assemblies. The timing belt must be changed periodically, the mileage between replacements is 60 thousand km according to the recommendations of the manufacturer. However, when operating the machine with increased loads), the myth may decrease mileage.

Diagnostics of the gas distribution mechanism

Check technical condition timing unit on a Lada car Grant you need every 15 thousand km. This is done in this way.

  1. Using a jack, the right front of the vehicle is raised so that the wheel can be rotated.
  2. The 4th or 5th gear is included.
  3. A protective plastic cover is removed from the timing mechanism.
  4. By manually rotating the wheel, the crankshaft is forced to rotate, which allows you to examine the operating condition of the belt from both sides.

If a visual inspection reveals defects such as rubber peeling, broken teeth, in other words, cracks, the belt should be replaced immediately, regardless of the car's mileage. If the passage of the tension release must be tightened. Taking this opportunity, it does not hurt to examine the generator drive belt installed nearby, the replacement period of which is 30 thousand km, which you choose, in what condition it is.

Replacing the timing belt Lada Vesta 1.6.

Some experts do not recommend exceeding the mileage between replacements of 50 thousand km. The reason for this is that, in addition to the gears, the belt drives the shaft of the antifreeze pump, and it may not last so long. This usually happens like this: the pump bearing burns out and increases the seizure of its shaft.

During a sharp overload, the timing belt breaks - the consequences are unpredictable. In the most unfortunate combination of circumstances, a break will occur at the moment when the valves are open and the piston moves to top dead center. The result is bent valves and subsequent engine repair.

The Lada Granta car is equipped with two types power units- by 8 valves by 16. The difference between the timing mechanisms of these engines is that the 16-valve version has 5 camshafts, respectively, 2 gears instead of one for the 8-valve. In addition, in addition to the tensioner, there is an additional bypass roller in the mechanism.

They should also be replaced complete with timing belt because worn rollers will cause the belt to break or jump on the gears. Then the valve timing is violated, the engine begins to "shake", the power drops significantly. The replacement operation is quite accessible to any car enthusiast who has such a desire and some tools:

  • a set of the most popular open-end wrenches and heads;
  • mounting blade (mount);
  • flat screwdriver;
  • jack;
  • round-nose pliers with curved pointed ends; otherwise, a special fork for the tension roller;
  • cloth gloves.

KEY-DOP

1 - toothed pulley of the engine crankshaft; 2.4 - tide on the oil pump cover; 3 - toothed pulley of the antifreeze pump; 4 - tension roller; 5 - toothed pulley of the exhaust camshaft; 6 - rear timing belt cover; 7 - toothed pulley of the intake camshaft; 8 - guide roller; 9 - toothed belt; A - TDC mark on the crankshaft toothed pulley; B - mark on the cover of the oil pump; C, F - mark on the rear cover of the timing belt; D - mark on the toothed pulley of the exhaust camshaft; E - mark on the toothed pulley of the intake camshaft

The latter will not be superfluous, since you will have to loosen bolts and nuts in a confined space, here there is a danger of injuring your hands. Work is carried out on any level area, as it is also called in the garage. The presence of a viewing hole is optional, alas, it is much more convenient if there are any.

Replacement timing belt 8-valve 1.6l engine!

Video report on timing replacement at 8 valve motor WHA! Camshaft marks, crankshaft marks, how to set them.

Work instructions

Replacement belt on 2190 in what way differs from its replacement on a 16-valve unit. Below is an instruction for the first type of motor, our client is left with the differences from the second will be considered separately. First, you need to remove the positive wire from the battery and disconnect the connector from the crankshaft position sensor.

KEY-DOP

Then remove the protective cover of the timing mechanism and set it aside. In order to eliminate errors for installing a new belt, you need to align the marks on the engine housing with the risk on the gear camshaft... This can be done by turning with an open-end or spanner wrench by the bolt holding the pulley to the engine crankshaft, while not forgetting to turn on the neutral on the gearbox.

The second method, using a suspended wheel, was described above. When the marks coincide, you need to remove the rubber plug located on the gearbox and open the inspection window. A flywheel is visible in it, the risk on it should also coincide with the slot on the body. Next stage- removing the belt from the generator drive pulley. To do this, loosen the lower mounting bolt of this unit, and unscrew the upper bolt and pull it out.

Then the generator body can be moved forward and the belt removed from the pulleys. Immediately, using the moment, you can examine the removed belt for defects and damage, and, if necessary, change it. This is followed by the operation to loosen the bolt holding the pulley crankshaft... It often happens that it is impossible to do this just like that with a spanner wrench, especially after the factory tightening. There are several ways.

  1. Insert a flat powerful screwdriver or a pry bar into the flywheel viewing window, blocking it. Holding the screwdriver with your right hand, loosen the pulley bolt with a 17 mm wrench with your left.
  2. If there is an assistant, the procedure is greatly simplified. One will turn on the 4th gear, press and hold the brake pedal, at this time the second will unscrew the pulley. It is much more convenient to do this, both hands are free to work.
  3. Some motorists put a spanner wrench on the pulley bolt and push it against some element of the body or suspension, after which they turn the crankshaft with a starter on neutral gear... The method is quite dangerous, it is permissible to use it in the most extreme case, when it is impossible to loosen the bolt by other methods.

Replacing the timing belt lada largus 8 valves.

After the bolt is unscrewed, the pulley is removed and the working part is wiped with a rag. Then you need to loosen the tension roller bolt, the belt tension will loosen and you can remove it. Since the roller must also be changed, it must be unscrewed. The last piece to remove is the lower mechanism cover, which is attached to the engine with three bolts.

This completes the disassembly of the unit. Before installing a new roller and timing belt, you need to make sure that the pump drive shaft rotates freely and does not wedge. Otherwise, you will have to make a decision to replace the coolant pump.

Reassembling the mechanism

The assembly process is carried out in the reverse order, only at the very beginning you need to make sure that the marks set earlier are in their places. Then a new tension roller is put on and put on the gears new belt Timing, starting from the bottom, from crankshaft... By supporting belt in a slight stretch by hand, put it on the camshaft gear so that all the teeth coincide, and then tighten it with a tension roller.

In its case there are 2 holes into which you can insert a special fork or round-nose pliers, with their help and stretch. Then tighten the roller bolt with medium force. In order to make sure of correct installation and belt tension, it is necessary to make a couple of full revolutions of the crankshaft, preferably not with a starter, but with a key. Then align the marks and check again the position of the marks in the flywheel inspection window.

KEY-DOP

There is one caveat: risk on the gear camshaft may deviate a couple of mm in one direction or another from the mark on the case, this is quite acceptable. If the belt is installed incorrectly, the discrepancy will be 1 cm, this is immediately noticeable. It is necessary to again loosen its tension and rearrange the belt one tooth to the right or left, and then repeat the operation. When the new belt is successfully installed and tensioned, the assembly can be reassembled.

When installing the generator drive belt, it should be remembered that there is no tensioning mechanism on the VAZ 2190. Therefore, the body of the unit is moved as close as possible to the cylinder block, belt it is put on its pulley completely, and partially on the crankshaft, after which it will need to be turned half a turn so that the consumable fits into place. Further assembly is not a problem, after which you can start the motor. The operation for such a replacement for the Lada engine Grant 16 valves differs in such details.

  1. There are two camshafts, the marks will need to be combined, and then checked on two gears.
  2. You need to change 2 rollers: tension and bypass.
  3. The new belt will need to be carefully put on the two upper gears, passing it past the bypass roller, the process is somewhat more painstaking.

During the replacement work, it is recommended to pay attention to the cleanliness of the inside of the timing mechanism space. As a rule, dust, dirt, waste products of the old belt in the form of black powder and so on accumulate there. It will be correct to thoroughly wipe the motor housing, gears and the protective cover from the inside.

Replacing the belt of the generator fret grant with air conditioning.

The whole procedure is quite simple. Knowing how much to change the consumables of the timing mechanism and having a minimum set of devices, everyone can do it independently.

The second method, using a suspended wheel, was described above. When the marks coincide, you need to remove the rubber plug located on the gearbox and open the inspection window. A flywheel is visible in it, the risk on it should also coincide with the slot on the body. The next step is to remove the belt from the generator drive pulley. To do this, loosen the lower mounting bolt of this unit, and unscrew the upper bolt and pull it out.

Then the generator body can be moved forward and the belt removed from the pulleys. Immediately, using the moment, you can examine the removed belt for defects and damage, and, if necessary, change it. This is followed by the operation to loosen the bolt holding the crankshaft pulley. It often happens that it is impossible to do this just like that with a spanner wrench, especially after the factory tightening. There are several ways.

  1. Insert a flat powerful screwdriver or a pry bar into the flywheel viewing window, blocking it. Holding the screwdriver with your right hand, loosen the pulley bolt with a 17 mm wrench with your left.
  2. If there is an assistant, the procedure is greatly simplified. One will turn on the 4th gear, press and hold the brake pedal, at this time the second will unscrew the pulley. It is much more convenient to do this, both hands are free to work.
  3. Some motorists put a spanner wrench on the pulley bolt and push it against some body or suspension element, after which they turn the crankshaft with a starter in neutral. The method is quite dangerous, it is permissible to use it in the most extreme case, when it is impossible to loosen the bolt by other methods.

After the bolt is unscrewed, the pulley is removed and the working part is wiped with a rag. Then you need to loosen the tension roller bolt, the belt tension will loosen and you can remove it. Since the roller must also be changed, it must be unscrewed. The last piece to remove is the lower mechanism cover, which is attached to the engine with three bolts.

This completes the disassembly of the unit. Before installing a new roller and timing belt, you need to make sure that the pump drive shaft rotates freely and does not wedge. Otherwise, you will have to make a decision to replace the coolant pump.

Reassembling the mechanism

The assembly process is carried out in the reverse order, only at the very beginning you need to make sure that the marks set earlier are in their places. Then a new tension roller is put on and a new timing belt is put on the gears, starting from the bottom, from the crankshaft. Supporting the belt in a slight tension by hand, put it on the camshaft gear so that all the teeth coincide, and then tighten it with a tension roller.

In its body there are 2 holes into which you can insert a special fork or round-nose pliers, with their help and stretch. Then tighten the roller bolt with medium force. In order to make sure that the belt is correctly installed and tensioned, it is necessary to make a couple of full revolutions of the crankshaft, preferably not with a starter, but with a key. Then align the marks and check again the position of the marks in the flywheel inspection window.

There is one caveat: the risk on the camshaft gear can deviate by a couple of mm in one direction or another from the mark on the body, this is quite acceptable. If the belt is installed incorrectly, the discrepancy will be 1 cm, this is immediately noticeable. It is necessary to again loosen its tension and rearrange the belt one tooth to the right or left, and then repeat the operation. When the new belt is successfully installed and tensioned, the assembly can be reassembled.

When installing the alternator drive belt, it should be remembered that there is no tensioning mechanism on the VAZ 2190. Therefore, the body of the unit is moved as close as possible to the cylinder block, the belt is put on its pulley completely, and partially on the crankshaft, after which it will need to be turned half a turn so that the consumable is in place. Further assembly is not a problem, after which you can start the motor. The operation for such a replacement for a 16-valve Lada Grant engine is distinguished by such details.

  1. There are two camshafts, the marks will need to be combined, and then checked on two gears.
  2. You need to change 2 rollers: tension and bypass.
  3. The new belt will need to be carefully put on the two upper gears, passing it past the bypass roller, the process is somewhat more painstaking.

During the replacement work, it is recommended to pay attention to the cleanliness of the inside of the timing mechanism space. As a rule, dust, dirt, waste products of the old belt in the form of black powder and so on accumulate there. It will be correct to thoroughly wipe the motor housing, gears and the protective cover from the inside.

The whole procedure is quite simple. Knowing how much to change the consumables of the timing mechanism and having a minimum set of devices, everyone can do it independently.

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