Adjustment of carburetor K-68. Carburetors for motorcycles

The carburetor is one of the most important systems of a motorcycle. On the correctness of its operation depends on the performance of the vehicle itself, as well as the longevity of its functioning. Therefore, when selecting this element of the system, drivers pay attention to the device and the principles of its setting.

выполнить процедуру регулировки своими силами несложно. If you have a K-68 carburetor on your motorcycle, it's easy to carry out the adjustment procedure on your own. At the same time, the engine will start quickly and the revs will be stable. The engine will start to receive a mixture of gasoline and air in the correct proportion.

general characteristics

пользуется большим спросом среди владельцев мотоциклов отечественного производства. Carburetor K-68 "Pekar" is in great demand among owners of motorcycles of domestic production. The presented equipment is produced by the plant in St. Petersburg, LLC Fuel Systems. Production was focused on domestic machine-building enterprises. The main consumers of their products were VAZ, PAZ, Gazelle, Volga, etc.

The series of carburetors "Baker" included devices for cars, as well as motorcycles. This equipment is a new generation. The differences are in the design and functional characteristics of the carburetors presented. Also among motorists, they are known for their efficiency. Therefore, the demand for the presented devices has not decreased for many years.

позволяет сократить расход бензина до 20 %. Correct adjustment of the carburetor K-68 allows you to reduce the consumption of gasoline to 20%. This significantly improves the performance of the motor. Carburetor presented series, according to reviews of experts and consumers, is characterized by good performance. Acceptable cost makes the products presented competitive. Therefore, carburetors K-68 are in great demand today.

Types of settings

, «Днепр», ИЖ и другие марки отечественных производителей мотоциклов, большинство пользователей отдают предпочтение именно модели К-68. Choosing a carburetor for the Ural , Dnepr, IZH and other brands of domestic motorcycle manufacturers, most users prefer the K-68 model. And buyers are trying to purchase exactly the original equipment manufactured by the above-mentioned plant.

From the work of the carburetor depends on the correct operation of the engine under various modes. Therefore, when preparing a fuel mixture, it is required to withstand a certain proportion of air and gasoline. Violations in this system cause failures in other systems and mechanisms. Therefore, the driver must control the ratio of the mixture of fuel and air.

In order for the process to proceed correctly, it is necessary to ensure the correct adjustment of various devices. First of all, the main dosage system belongs to them. Also requires attention during maintenance of the starting device and mechanism to maintain a certain level of fuel. The driver, in addition, performs idling.

Fuel level

может начинаться с проверки уровня горючего в поплавковом отделе. Adjustment of carburetor K-68 can begin with checking the fuel level in the float department. To perform this procedure, you must prepare the necessary tool. With its help you need to dismantle the carburetor. Further, the lid is removed, which closes the float chamber.

Carburetor must be turned over. The floats will now be on top. The owner of the motorcycle must measure the distance from the top edge of the floats to the edge of the body. Ideally, it will be 26 mm. The deviation in both directions is allowed to be 0.5 mm. If the indicator does not correspond to the standard, it is necessary to correct the position of the floats. To do this, the tongue needs to be slightly bent.

The floats should also be parallel. If this is not the case, they are bent by the bracket.

Inspection of candles

также подразумевает проведение оценки внешнего вида свечей. Adjusting the carburetor K-68 also implies an assessment of the appearance of the candles. To do this, you need to drive at least 30 km along the road. At the same speed should be medium or high. After that you can study candles. If they form a deposit, this indicates an insufficient amount of air in the fuel. This is a rich mixture.

It happens that the insulator is completely white. This indicates a poor fuel mixture. Normal coloring of candles is in the range from red-orange to sand color. настраивать не нужно. If this is the case, then it is not necessary to adjust the single-chamber carburetor .

Starting from the received results of observations, the driver decides on further actions. Sometimes you only need to adjust, but sometimes you may need to clean the carburetor. In this case, the device is completely dismantled, disassembled and washed.

Stop valve

требует обратить внимание на запорный клапан. Checking the carburetor K-68 requires attention to the shut-off valve. It is also called a needle. If the valve is leaking, the gasoline level in the mixture may rise. This results in a rich mixture.

Needle valve carburetor K-68 can have a rubber cone or ring in its design. To check the condition of this element, it is necessary to remove the cover at the bottom. It is fixed to the body with two bolts. When removing the fasteners, make sure that they do not damage the gasket.

Then the float is removed. To do this, you need to gently squeeze his rod out of the grooves. The needle can fall out. Therefore, it is necessary to monitor it, so that you do not accidentally lose such an important element. If the rubber ring or cone is worn out, it is necessary to replace them. Needle must also move around the saddle without failures.

Adjusting the fuel level in the Urals

при определенных навыках может производиться без снятия самого блока. Adjustment of the carburetor motorcycle "Ural" with certain skills can be done without removing the block itself. Due to the nature of the installation, there may be some difficulties with dismantling. The carburetor in this motorcycle is on the cylinder heads at an angle to both the horizontal and vertical planes.

To make adjustments, you need a float from the same device. The motorcycle must be fixed on the stand. Then the benzohran opens. It is necessary to wait a while. The carburetors are filled with fuel. Then the benzokran is closed. The hose is disconnected from the carburetor.

The lower cover filled with gasoline must be removed. A spare float is lowered into it. The lid should be leaned against the hull so that their planes become like a continuation of each other. The fuel level should be under the rim of the lower corner of the lid. If this is not observed, you need to bend the tongue.

Idling adjustment

, «Днепр» и других транспортных средств сначала выполняется на холостом ходу. Adjustment of the carburetor of the motorcycle "Ural" , "Dnepr" and other vehicles is first performed at idle. For this, the engine needs to be warmed up. Then at idle speed it is necessary to establish stable turns. To do this, it is necessary to rotate the horizontal screw, which is rotated by a screwdriver.

Then adjust the quality screw. To do this, you will also need a screwdriver of the appropriate size. It is necessary to find a vertical screw. When you configure it, you need to catch the moment of increasing the number of revolutions to the maximum level. This action is repeated until the stable operation of the engine is established at idle.

Check the correctness of the setting by closing and opening the throttle. If you sharply give gas, if not properly tuned, the engine stalls. This means that the screw must be screwed (enrich the mixture). When the shutter is closed, the motor stalls due to a too rich fuel mixture. The screw needs to be turned out a little.

Main dosing system

также требует проведения настройки дозирующей иглы и ее положения. Adjusting the carburetor K-68 also requires the adjustment of the dosing needle and its position. It is necessary to drive a distance on the motorcycle. On the straight section of the road you need to estimate how the vehicle responds to the gas handle. If it is weak, the needle is lifted upward by one division. If after the trip the candles are with carbon, it is lowered.

Such a setting will ensure the stable operation of the engine at medium revs. On them drivers go more often. To adjust the carburetor at maximum revs, it is necessary to correctly select the cross section of the jet. Only it works when the gas knob is twisted to the limit.

, каждый владелец отечественного мотоцикла сможет осуществить настройку самостоятельно. Having considered the principles of tuning and servicing the carburetor K-68 , every owner of the domestic motorcycle will be able to carry out the tuning independently. On the correct implementation of this process depends fuel consumption, as well as the work of the main vehicle systems.