Motoblocks "Kadvi": types and characteristics

Walk-behind tractors are indispensable helpers in gardening. With their help, you can cultivate land plots, equip farms. One of the most popular domestic manufacturers supplying modern units to the market is the Kadvi company.

The Kaluga plant for the production of structures is equipped with the most modern technological equipment to ensure the production of high-quality products. The products are distinguished by their versatility, economy in operation, as well as reasonable prices both for the products themselves and for their spare parts.

The modern walk-behind tractor "Kadvi" is a structure equipped with attachments and trailed equipment. With the help of the unit, you can plow the land, plant, harvest, move heavy loads, mow the grass, clear snow.

The standard unit is represented by such elements as:

• cylinder installation;
• frame;
• wheels;
• steering wheel;
• running gear.

We also list the components of the nodal mechanisms.

• Transmission. It contains a manual transmission, a caliper. The gearbox is represented by a housing, guiding and guided shafts, a gear change unit, a clutch release, a clutch control.
• Gear-based reducer.
• A clutch in the form of a disc consists of a main coupling half, an auxiliary coupling half, bearings, a spring, driving and driven discs, and a thrust ring.
• Control levers.
• Starting device.
• Carburetor.
• Engine, for example, brand DM-1M. Depending on the modification of the model, different brands of engines are used.

The power unit includes the engine, adapter, clutch, bumper. It is attached to the transmission.

Hinged and trailed mechanisms are represented by the following elements:

• cutter;
• mower;
• plow;
• snow removal equipment;
• wheels for engaging the soil;
• devices for planting potatoes;
• hilling devices;
• carts.

Depending on the type of work, certain additional structures are used.

The principle of operation of the walk-behind tractor is based on the rotation of the transmission by the power unit, which transmits the rotational motion to the wheels.

Features of domestic motoblocks "Kadvi" allow to successfully operate them in difficult climatic and natural conditions.

• The steering can be carried out both vertically and horizontally.
• There is vibration protection.
• Lowering the center of gravity provides a stable working position.
• Ease of shifting speed gears is ensured by means of a special lever.
• There is the ability to switch speeds both in the direction of movement and against the movement.
• The gearbox and gearbox are made of high strength steel.
• The clutch consists of discs made of cermet. Such materials provide increased reliability and long service life.
• Compactness.
• Ease.
• Multifunctionality.
• Up to 5 years warranty.
• Long service life.

Among modern motoblocks "Kadvi" there are several popular models.

The units are characterized by high power and safety. With their help, you can easily cultivate the land, mow the grass, plant, dig potatoes, and clean up snow blockages. The presence of two shafts for selecting the power allows you to connect additional devices that expand the possibilities of use.

The tiller is equipped with a DM-1M2 engine, the power of which is 6.0 / 4.4 liters. with. / kW.

There are modifications that are represented by the models NMB-1N, NMB-1M1, NMB-1N1. They have the same power and built-in DM-1MZ engine.

This model is characterized by its versatility and reasonable price. It can be used when carrying out agricultural work, transporting goods, carrying out communal works, when cleaning roads throughout the year.

The walk-behind tractor allows the use of various trailed and attached equipment. It has a reinforced gearbox. Working on the machine does not require any special training. The unit is lightweight, compact.

There is a modification, which is represented by the MB-1D1 (2) M1 model. It is equipped with a DM-1M1 engine with a power of 6.0 / 4.4 liters. with. / kW. And there are also modifications, for example, MB-1D1 (2) M6, MB-1D1 (2) M9, MB-1D1 (2) M15, which differ in engine type and power.

It should be noted that these designs were among the very first that were produced at the enterprise. They had sufficient reliability, quality, and efficiency.

The modern model is equipped with a gear reducer. With the help of it, it is possible to switch four speeds of movement both forward and backward. The design is used for plowing the land, for mowing grass, transporting heavy loads, watering, snow removal.

The unit allows the use of additional attachments, which significantly expands the scope.

A mower is often used among additional equipment. It is used for mowing grass in small areas, unnecessary weeds growing on the side of roads, and vegetation on small slopes.

Several designs are most popular.

• Rotary mower "Zarya" model. The machine is safe to use. Its distinguishing feature is the ability to lay grass in rows. The mower can be used with any modifications of walk-behind tractors. However, during its installation, depending on the type of walk-behind tractor, different devices are used.
• Mower model "Zarya-1" designed for the NMB-1 "Ugra" walk-behind tractor. It is used for mowing ordinary and tough grass, artisanal plants.

Remember that all safety precautions must be taken when using the mower. It is not recommended to run the attachment at high engine speed.

In the kit of any walk-behind tractor there is a manual for use. It contains detailed information on how to assemble the unit, how it starts up, how it is maintained, as well as the repair and replacement of component parts.

Before starting work, it is important to carefully read the operating rules and strictly follow them.

Before running in the equipment, it is necessary to carry out a preparatory procedure, including:

• filling the fuel tank with fuel;
• pouring oils into the places designated for this;
• checking the pressure in the pneumatic system.

In order for the equipment to serve for a long time, it is necessary to run it in. This is done within 24 hours.On the day, the equipment is turned on for 1.5 or 2 hours and the work is done in a gentle mode. After the running-in is over, you should change the oil in the walk-behind tractor and add fuel.

Extend service life will help correct maintenance of the unit, which includes a number of actions.

• Timely change of oil fluids. For power mechanisms, it is recommended to change after 19-20 hours of operation. For transmissions, replace them after 100 hours of operation. Certain brands of oils are provided for different installations.
• Routine maintenance includes checking the readiness of the walk-behind tractor for work. An inspection of the reliability of fasteners, wheels, the presence of a sufficient amount of oil is carried out. At the end of the work, it is also necessary to clean the components from dirt, dry, lubricate.
• In the absence of a working period for a long time, it is recommended to prepare the equipment for downtime. To do this, it is freed from oils, collected, and placed in a place where it will not be negatively affected by the external environment.
• It is important to remember that even if there is no visible damage, it is necessary to carry out routine maintenance. The check will prevent possible breakdowns, injuries that may arise due to malfunctions, as well as extend the service life for many years.
• It is not recommended to use the walk-behind tractor in a hazardous area.
• If the machine is to be operated at temperatures below 10 degrees, then it must be kept indoors for about 10 hours.

It is important to note that in the event of problems, you need to seek help from specialists. Any work performed on the gearbox should only be carried out in specialized workshops.

See the following video for an overview of the Ugra model.