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26.10.2021
When it comes to how to make a T-40 tractor, the question is about tuning and improving any components and parts, and not about the production process, which cannot be done independently in artisanal conditions. It is obvious that only on the basis of existing systems and frames can a new agricultural machine be created, that is, it will be organized on the basis of the same T-40. Therefore, here we will talk specifically about improving certain components of an agricultural vehicle.
T-40 cockpit conversion
First of all, you need to think about how comfortable you are inside the tractor. Factory sound insulation is not able to reduce the sound of a running diesel engine to an acceptable level, and the standard seat and rigid rear suspension transfer all the vibration to the driver’s back.
To reduce the noise level, it is necessary to dismantle the internal equipment and upholstery of the cabin, and then cover it with special materials. The first layer is vibration insulation StP BiMast or similar with a thickness of 2 to 4 mm. When laying the material, it is desirable to achieve 80-100% coverage. Particular attention should be paid to through technological holes, because their presence reduces the noise reduction effect.
Isolon (10 mm) or splen (4-8 mm) is laid on top of the vibration-isolating layer. For ease of cleaning, a rubber coating is used as the top layer on the floor. After soundproofing is completed, standard upholstery is installed.
Many people use a car seat as a chair. It will not be possible to achieve a comfortable landing this way, because... the chair does not have a suspension that softens shock loads transmitted to the frame.
The optimal solution is to use universal tractor seats with back support and armrests.
They have a spring or pneumatic damper, which increases comfort and reduces fatigue during long-term operation of the equipment.
In most cases, this will be enough for comfortable work in the tractor throughout the day. The remaining changes that are made to the design are individual and are prepared taking into account the needs of the operator. The most common of them are: installing a radio, gas lift for doors, a hand brake mechanism from YuMZ, raising the cab roof, lengthening the gearbox reverse lever and moving the pedals.
An alternative option is to make a homemade cabin. Its design is based on the drawings of the standard design, but with increased proportions.
The frame is made of profile steel pipe (3 mm). The future dimensions of the structure depend on the size of the selected glass with seals. It is preferable to use glass from serial models, since they are cheaper than custom-made ones, and in case of repair it is easier to find a replacement. Plexiglas can also be used to make windows. It is cheaper and easier to process, but becomes cloudy over time. Special places for fixing glass seals are prepared from steel plates 1-2 mm thick in the window openings of the frame.
The entire structure is welded from 4 parts: front, rear and 2 sides. For additional rigidity, the frame is reinforced with gussets at the corners. The doors are made from a profile pipe with 2 mm walls using a similar technology. After preparing all the elements, you can begin the final assembly of the frame. A steel sheet with a thickness of 2 mm is used to make the floor, and 1.2 mm is used for the roof, partitions and dashboard. The cabin will not be inferior to its factory counterparts.
Power plant tuning
Its power and equipment performance depend on the stability of the engine. Upgrading a standard engine is very expensive and unpromising. But, there are several ways to make the engine more efficient.
To do this you need:
- Install a quality spark plug. Regularly clean it from carbon deposits and periodically check the clearance. At the first sign of loss of power, replace the spark plug.
- Use the best gaskets on all connections. This allows you to maintain the required pressure in the unit, preventing a decrease in power and the formation of smoke during operation.
- Fill the engine with the best oil to the upper mark. It should be remembered that when the unit is tilted, oil flows away from the rubbing parts.
- Check the quality of fuel before filling the tank. It is advisable to let it sit for a while so that the water sinks to the bottom of the container. The tank itself must be cleaned and wiped dry every 2-3 days.
- Install an additional radiator. To do this, steel plates are welded to the engine housing, which will effectively remove excess heat.
Important: How to assemble a flat-steer all-terrain vehicle on low-pressure tires with your own hands
A radical solution is to replace the power plant with a more powerful and advanced one. Today you can purchase Japanese, Chinese and European engines, which are characterized by high performance and reliability. It is possible that the frame will have to be redesigned to accommodate the new power plant.
How to make a stove on a T-40 tractor
Due to the air-cooled internal combustion engine, the Lipetsk tractor is not able to provide adequate heating in the cabin in winter. A way out of this situation may be to manufacture an additional heater. To do this, it is necessary to weld 5-6 longitudinal ribs 3 mm thick and 30 mm high on the engine exhaust manifold. A metal sheet (3 mm) with holes for air intake and supply is welded on top of the resulting radiator. The ends of the structure must be capped.
A turbine fan is installed on the outside of the cabin. It is necessary to lay a pipeline from the cold air supply pipe from the supercharger to the front hole of the radiator, and from the rear hole to the cabin. The entire pipeline is made of metal corrugation with a diameter of 50 mm. The warm section leading into the cabin must be insulated with fiber chimney insulation.
The hot air pipe runs into the lower part of the cabin and is directed to the tractor driver’s feet or the windshield. An additional toggle switch for turning on the turbine fan is displayed on the dashboard. This design ensures the supply of warm air immediately after starting the engine, because the exhaust manifold has a high temperature under any operating modes of the internal combustion engine.
Correct installation of the MTZ 82 heater
The heating device is installed according to the diagram below.
First of all, you will need to unscrew the bolts that secure the heater to the instrument panel. Then you need to install the rubberized gasket on the existing fan, and then secure the electric motor with nuts. Installing the heater also involves checking the gap between the engine disk and the transverse side of the fan with the permissible value (this value should be less than 10-2 mm). The next step is to drain the liquid from the cooling system. To do this, you will need to remove the plug from the cabin wall, then unscrew the drain valve from the lower radiator pipe. Next, use a fitting to install a rotary angle and secure the heater using clamps. The installation of the unit is completed by fastening to the car interior.
We repair power steering on the T-40
The Lipetsk tractor is equipped with factory power steering, but over time its elements wear out. This malfunction can be identified by traces of oil. If you pay attention to the leak in a timely manner, you can repair the power steering with your own hands. To do this, you will need a gasket repair kit, which costs $2.
If repairs are not carried out on time, wear of the cylinder and piston will begin. Such a defect can only be eliminated by specialized organizations. In some cases, it may be necessary to replace the entire pump. The cost of the T-40 power steering is $120, and a restored power steering can be purchased for $90.
External tuning MTZ
Tuning Belarus tractors from the outside implies a change in the color scheme of the body. Traditionally, manufacturers supply the market with tractors painted in monochromatic, boring colors. The car owner has plenty of room to roam: he can fully realize his wildest fantasies when painting the body. Tuning the MTZ cabin will transform the unit.
Depending on the wishes of the owner of the equipment, the tractor can be painted completely in a different color, or airbrushing can be used. However, you must understand that before painting the body must be carefully prepared. A drawing, for example, can only be applied to a leveled surface, otherwise it will be distorted.
Hanging a number of decorative elements is also considered as tuning of the MTZ-80. For example, many install moldings, grilles, and make special threshold covers. Sometimes you can even find wheels with hubcaps made by craftsmen with their own hands.
If you decide to tune MTZ YuMZ T-40 tractors, it is important to be aware of how much money and effort will be spent on this. To realize all the ideas, you will need good quality parts and tools that will carry out all the necessary work
You shouldn't skimp on this.
The most difficult part of the work, when tuning on the MTZ-50 is carried out from the outside, as when working with any other model, is the modernization of the body and its components. You can do it yourself by purchasing the necessary parts in specialized stores and modifying them, customizing them to your needs. Sometimes it is better to use the services of specialists who will perform the most complex work to order. Successful external tuning of the MTZ T-40 will be ensured by the rich imagination of the tractor owner.
You can take advantage of the moment and make the tractor the way you always wanted to see it
Attention should be paid to welding seams: they must be made very carefully and properly processed so that corrosion does not occur in the future
Don’t be afraid to use hanging decorative elements - the main thing is not to overdo it with the quantity and not to miscalculate the quality of these components.
Front and rear axle conversion
The front axle of the Lipetsk tractor has a design flaw in the spring unit, which leads to the appearance of lateral play and premature failure of the support bearings, king pins, crosspieces and gearbox units. To improve the reliability of the unit and control accuracy, the bridge suspension needs to be modified.
The traverse blocks should be dismantled and the factory pins from the stockings should be cut off (along the weld seam). An electric arc welding machine is used to perform surfacing in the areas of work on the pins. After this, to return the required geometry, they are turned on a lathe, and bolts are welded to the internal parts to secure the king pins in the steering knuckle.
Steering alteration
To improve the controllability of the Lipetsk tractor, it is necessary to install a T-40 steering conversion kit. The cost of the finished kit is $180. It consists of the following elements: a metering pump, an NSh pump, high-pressure hoses, a repair kit for the TsS-75 hydraulic cylinder, fittings and flanges for connection.
Before installing a metering pump, it is necessary to purchase a hydraulic cylinder or upgrade the standard power steering. To do this you need:
- Disassemble the power steering and remove the piston.
- Remove the safety valve and plunger.
- Turn out 2 plugs (according to the inner diameter of the piston) and solder them using brass. To ensure proper operation of the power steering, the internal space under the plugs must be 3 mm.
- Install the corner fittings on the side covers.
- Attach the metering pump between the internal combustion engine and the hydraulic booster.
- Connect the pump through the flow valve or install a twin NSh pump.
How to make wings
The T-40 has small rear fenders that do not cover the rear wheels and provide poor protection from dirt. The easiest way to solve this problem is to install metal sheets on top of the stock fenders. It is necessary to prepare a piece of the required size and secure it to the tractor using clamps. After this, drill through holes every 30 cm and install rivets.
These fenders provide good protection from dirt, but the strength of the structure is determined by the condition of the factory parts. If they are rotten or damaged, they cannot be used as a base.
The most convenient way is to make trapezoidal wings. To simplify installation, when preparing a drawing of the product, it is necessary to focus on the attachment points of standard elements. Aluminum or steel sheets 2 mm thick are used. Markings are made on their surface, then elements of the future structure are cut out. To obtain even bends on the inside of the workpieces, it is necessary to make notches (0.5-0.8 mm) using a grinder.
When installing the wings to the tractor, standard fasteners are used, and the parts are fastened together using rivets. The finished structure has a high level of rigidity and can withstand loads of up to 100 kg.
DIY low pressure tires
Tires of this type visually resemble huge pillows that support the entire structure. The degree of grip in such wheels allows the vehicle to be passable on any off-road terrain. Depending on the design features, such tires are divided into the following types:
- Arched. They are 5 times larger in size compared to a standard wheel, and have a thickness of up to 700 mm. The pressure in them is like in a regular ball - 0.05 MPa. Installed exclusively on the drive drive.
- Wide-profile. They are distinguished by an oval design and pressure up to 2 times lower than standard. Most often used in lifting vehicles.
- Toroidal. They are manufactured in tube and tubeless versions and are highly popular among car enthusiasts.
- Pneumatic rollers, having lugs to improve cross-country ability, and stiffening ribs, giving the entire structure stability and strength.
The cost of factory-made low-pressure tires may be unaffordable for many car enthusiasts. But for your own all-terrain vehicle, it is quite possible to make such a wheel yourself. The work is performed in the following order:
Important Features of operation and manufacture of front loaders on DT-75 and MTZ
1. Selection of source material, for example, agricultural or aircraft tires, as well as other types of industrial transport.
2. The tread is cleaned, washed and dried, after which the desired patterns are drawn to create your own design, as well as to remove excess wire and rubber.
3. To remove excess wire, the inner part of the wheel is trimmed and the cord is removed using a winch.
4. Excess rubber is also removed with a winch, making cuts around the circumference, and securing them to the cable with pliers, carefully pulling them and cutting them with a knife.
5. After removing the tread layer, the surface is cleaned with sandpaper.
6. Disk assembly. To do this, use a standard disk cut in half, or welded from plates and pipes, and then carefully polished to prevent damage to the camera.
7. The tire is pulled onto the rim and secured with belts or a fire hose, and then inflated. The wheel is ready.
What type of tread should I choose for an all-terrain vehicle?
To select the right type of tread for an all-terrain vehicle with low-pressure tires, you need to consider the following factors:
- The protector must have the ability to self-clean. This property is especially important for using an all-terrain vehicle in harsh and wetlands.
- When using an all-terrain vehicle on peat bogs, choose tires with low and shallow terrain, otherwise if their top layer breaks, the grip will be insufficient for full movement.
- When used in snowy areas and on sandstones, tires with a rare pattern are chosen.
Read more: Quick release tip for car compressor
Modernized T-40M › Logbook › Homemade cabin on the T-40. Part 1. Materials.
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So, as I wrote before, the main problem with the T-40 tractor is the steering and the cab, when you’ve decided on the first, it’s time to tackle the second. For a long time I tried to persuade my father to do this, but he was frightened by the complexity, well, how is it, a homemade cabin, let’s better look for a ready-made one. They looked... either it’s rubbish or they’re charging 10,000 hryvnia. And this is quite a bit. So we decided to do it ourselves and invest 5,000 hryvnia into the budget.
Before making any drawings, it was necessary to decide on the size. Dad was categorically against the new cab being higher than the old one, otherwise the tractor wouldn’t fit into the garage. Well, the height at home is tolerable, it’s just that the view there ends at 60% of the entire height. A friend of mine had a Yumz tractor with a small cab in his yard. I sat down in it, turned around, and took a working position. Well, everything is visible, there is enough space, there is plenty of visibility and, most importantly, it fits the size we need. It’s decided, we’ll copy the small cabin of the YuMZ-6.
What do we need for this, well, first of all, a frame, we need to buy metal. But the frame is made using the glass that will stand, so first we look for all the glass, then everything else. From household supplies, 2 upper door glasses from the small cabin (MK) of the YuMZ-6 tractor were found. The lower ones in the doors can be used from the T-40 cockpit door; there was no point in selling it assembled, it was already falling apart. The rear window of the MK YuMZ-6 was found in the grandfather’s garage. There is already something. We began to think about the frontal, as the dimensions showed, the frontal front of the YuMZ MK and the MTZ-80 MK are the same in height, but only from the MTZ it is wider and almost exactly the same width as the rear one from the YuMZ MK. It was decided why this Kama Sutra of narrowing the front part is necessary, if you can make the width the same along the entire length of the cabin, this is easier to implement and better in terms of visibility and capacity. We bought a windshield from MK MTZ-80. The side ones remained, in theory, what to invent, take it from MK YuMZ and install it. But no, I’m a tall person, and the side ones from the YuMZ, although they matched in width, were lower in height than the front one, and it turns out that I’m again looking at the upper partition. It’s not good, we drove around the scrap metal collection centers in search of goodies and accidentally came across 4 glasses from the cabin of some kind of loader, but the owner completely refused to sell them, because he needed them for a crane cabin. But you only need 2, so we finally broke it down to 2 glasses. He wanted to scare us with the price, but 60 hryvnia for 2 glasses rather made us laugh and we took them.
External tuning MTZ
Tuning Belarus tractors from the outside implies a change in the color scheme of the body. Traditionally, manufacturers supply the market with tractors painted in monochromatic, boring colors. The car owner has plenty of room to roam: he can fully realize his wildest fantasies when painting the body. Tuning the MTZ cabin will transform the unit.
Depending on the wishes of the owner of the equipment, the tractor can be painted completely in a different color, or airbrushing can be used. However, you must understand that before painting the body must be carefully prepared. A drawing, for example, can only be applied to a leveled surface, otherwise it will be distorted.
Hanging a number of decorative elements is also considered as tuning of the MTZ-80. For example, many install moldings, grilles, and make special threshold covers. Sometimes you can even find wheels with hubcaps made by craftsmen with their own hands.
If you decide to tune MTZ YuMZ T-40 tractors, it is important to be aware of how much money and effort will be spent on this. To realize all the ideas, you will need good quality parts and tools that will carry out all the necessary work
You shouldn't skimp on this.
The most difficult part of the work, when tuning on the MTZ-50 is carried out from the outside, as when working with any other model, is the modernization of the body and its components. You can do it yourself by purchasing the necessary parts in specialized stores and modifying them, customizing them to your needs. Sometimes it is better to use the services of specialists who will perform the most complex work to order. Successful external tuning of the MTZ T-40 will be ensured by the rich imagination of the tractor owner.
You can take advantage of the moment and make the tractor the way you always wanted to see it
Attention should be paid to welding seams: they must be made very carefully and properly processed so that corrosion does not occur in the future
Who has what kind of cabin on the T-40?
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Hi all! Here's the question. I bought myself a T-40 without a front end. Sitting in it is simply unrealistically uncomfortable and scary. Yen is almost 2 meters tall and it is simply impossible to be strong in such a cabin. Too much stress on the back. What kind of cabin can be attached to this unit? Share your experience and photos! Thank you!
Throw out the roof. And you’ll fit in. I’m not kidding.
We have a removable roof, put the bars higher and there will be no problems. Cheap, cheerful, and forever.
Photos from the open spaces.
It looks like a big cabin from YuMZ. If only I could find one in Omsk, but alas
We have a removable roof, put the bars higher and there will be no problems. Cheap, cheerful, and forever.
If possible, post a photo. I think I’m not the only one who’s curious here) I just want to see it so I can have an idea.
There are no photos, you can just build up the bars, and narrow glass can be inserted around the perimeter, such as, for example, in the cabin, in Vladimir Nikolaenko’s photo at the front bottom near the hood, the kind of glass you can find.
There are no photos, you can just build up the bars, and narrow glass can be inserted around the perimeter, such as, for example, in the cabin, in Vladimir Nikolaenko’s photo at the front bottom near the hood, the kind of glass you can find.
In fact, I read that some forum members placed an order at a glass factory. Is it affordable or cheaper than in stores? I mean that, for example, in a store it costs 1000 rubles. Let's say the size is 40*60, but if you order, for example, a couple of cm + - 5, will it be cheaper? I mean without the store’s markup, if you buy it directly.. Is this even possible?
In short, it will turn out like buses, now there are new intercity buses that are tall, like two-story ones with two rows of glass, this kind of crap can be done.
Even if you make a tall glass, you will have to remake the frame to fit the glass, and you will see the current from the front,
Of course, if there is money, I think any cabin can be adjusted from both YuMZ and MTZ, even if somewhere it doesn’t fit, the grinder and welding will do the job.
Of course, if there is money, I think any cabin can be adjusted from both YuMZ and MTZ, even if somewhere it doesn’t fit, the grinder and welding will do the job.
Thanks for the advice! As for money, I'm almost zero
Or maybe make the gray hair lower and it will be normal with the original glass.
You can put a homemade seat directly on the tank, our guys used to drive like this, he needs to try it, whether it will be convenient or not.
We have one farmer who also installed a large cabin from YuMZ and coolly made the hood shorter, repaired the major tuning from a foreign car, it’s hard to fix, he said that they gave 10,000 dolors, but he refused, at least for this money you can get 2 pieces in excellent ones, he said my soul is invested in it, as soon as I’m there I’ll definitely take a photo.
Well, I bought this T-40 like in the photo. handsome.
Thanks for the advice! As for money, I'm almost zero
I myself saw the converted cabin on the T 40 from the old-style YuMZ. I think that finding such a cabin is not a big problem and it won’t be expensive in terms of money because such cabins are mostly sold as scrap metal. Although I have a YuMZ excavator and I want to say that there is plenty of space in it. So go for it. Yes, and there is a topic on the forum about converting the T 40. Look for it.
By the way, there is another option, go to the scrap metal collection points in Omsk, I think you can find a cabin from Yumz there, they will give it away inexpensively.
Hello everyone. Yes, an office for t = 40 is a disaster! If your height is 1-50, then you’ll have to go there. I’m 1.85. The Yumz cabin would of course be super! But we don’t have many of them in Latvia, or the price is astronomical. I bought it from MTZ = 80 for 200 bucks, without glass. I’ll put it up and post a photo. It’s still cold here, and there’s almost half a meter of snow.
I welded myself a large cabin, like at MTZ. The budget was 10 thousand including glass and metal.
I welded myself a large cabin, like at MTZ. The budget was 10 thousand including glass and metal.
Cabin of the T-40 tractor
This model is equipped with a single-seat closed cabin, which is made of stamped panels connected to each other by resistance spot welding. To ensure complete safety for the tractor driver, in the event of the tractor tipping over backwards, it is equipped with a tubular frame.
The T-40 cabin offers a fairly large viewing radius, which is convenient when performing any agricultural work. Almost all walls are 90% glass, and if there is heavy dust and dirt, the design provides a windshield wiper.
Drawing and diagram of the T-40 tractor cabin
Below we will provide a detailed diagram of the tractor cabin and give a detailed description of it.
The roof consists of a wooden frame and plywood boards, which are covered with leatherette. There is a lighting lamp on the right side, and a fan on the front.
In the rear corner there is a bracket for attaching a thermos. The rear window can be half-open, this helps the tractor driver to observe the trailed or mounted equipment while working. Rear view mirrors are placed on the left door, which is necessary so that the driver can see what is happening behind without being distracted from direct driving.
Device, diagrams, repair
Cabin for tractor T-40. Homemade cabin from YuMZ
The T-40 tractor is equipped with a closed single-seat cabin made of stamped panels connected to each other by resistance spot welding. To ensure safety for the tractor driver when the tractor overturns, a tubular safety cage is provided in the cab design. The T-40 cabin has sufficiently high visibility for transport and agricultural work thanks to the front and side windows, as well as glazed doors. To clean dust and dirt, as well as precipitation, an electric windshield wiper is provided on the windshield.
Drawing of the T-40 tractor cabin
The cabin roof consists of a wooden frame and plywood covered with artificial leather on top. A lighting shade is installed on the right side; there is a fan on the front beam. There is a bracket for attaching a thermos in the rear left corner. The rear window of the cab can be in a semi-open position, which provides direct observation of towed and attached equipment when performing various tasks.
A rear-view mirror is installed on the left door of the cab, which is necessary for monitoring the traffic behind.
Homemade cabin for the T-40 tractor
Since the standard factory cabins of T-40 tractors are very small and uncomfortable, some craftsmen have learned to remake them, or rather, to make them themselves.
First, in order to know the size of the structure, it is necessary to measure the glass that will be considered as the basis, then draw its contours on a sheet of chipboard, add the thickness of the seal plus 2 mm for tolerance.
After this, bars 1.6-1.8 cm thick and 5-6 cm wide are fastened with self-tapping screws. Pieces of a profile pipe are placed along the outer contour of the bars, the joints are adjusted and tack welding is carried out. The parallelism of the joints is checked, then the corners in the openings are closed with the same profile, which is cut at an angle. Then, turning the frame upside down and placing it on a flat surface, the glass openings are welded.
Cabin from YuMZ for the T-40 tractor
After this, two sheets of metal for the wings and floor, 2 mm thick, and a sheet for the roof, 1.2 mm thick, are taken. You need to cut the dimensions automatically. In this case, the roof can be of different sizes, but the height of the frame must always remain the same - there must be at least 15 cm above the driver’s head to the roof.
The front frame is made one piece. Gas lifts must be installed for doors. For the doors, a frame is also made from a profile pipe. It is also first done on side tacks. After this, the central pillar is installed, the side glass determines at what angle the rear and central pillars should be, after which the central pillar is cut in height and the transverse pillar is tacked. The cost of the metal that goes into the construction of such a cabin does not exceed 10 thousand rubles. For the lower door glass you have to order. It costs 500 rubles. The seal that goes to the openings where the glass is inserted can be used from Zhiguli.
Homemade cabin
For the roof, a pipe with a diameter of 100 mm is cut lengthwise. A metal roof sheet is welded onto each of them. You can buy a seat for a tractor on the automobile market, but you just need to choose one that does not have a high backrest. For the side glass, M-12 bolts with a ring made of a 16 mm plastic water pipe, a washer and a rubber gasket are inserted into the holes.
The lining of the homemade cabin is made of leatherette, foam rubber and Titanium glue. The foam rubber is glued to the metal, leatherette is stretched on top, then the screed is made with self-tapping screws.
T-40 engine
Engine structure of the T-40 tractor: piston, crankshaft, cylinders
Power transmission
Design and operation of the power transmission of the T-40 tractor
Supply system
Design of the T-40 tractor power system: nozzles, fuel injection pump, etc.
Electrical equipment
Electrical equipment T-40: diagrams and device.