DIY muffler for walk-behind tractor
A walk-behind tractor is a reliable assistant in farming. But due to frequent breakdowns of the muffler installed on the unit, its performance may decrease.
The muffler itself is part of the exhaust system, which is responsible for suppressing noise and removing gases. It is not designed in the most reliable way, so it cannot withstand shaking during operation. Walk-behind tractor with a faulty muffler it begins to malfunction during operation and can quickly fail.
The content of the article
What you need to consider and prepare to create a homemade muffler for a walk-behind tractor
This element has a simple structure, so many people choose to make it themselves. The advantage is saving money on purchasing factory spare parts. In addition, when manufacturing a muffler, the owner himself determines the parameters of the part, adjusting the wall thickness and the reliability of the fasteners.
A homemade spare part can provide a more durable design than that of a broken factory model.
For homemade production you will need a drawing of the future device. Changes can be made to the finished diagram to fit the design to the walk-behind tractor model.
For homemade work you will need the following tools and materials:
- welding machine;
- Bulgarian;
- drill;
- adjustable wrench;
- vice.
You can find suitable materials in your own shed, scrap yard or landfill.
Before creating a new device, you should study the old one to avoid making the same mistakes that caused it to break. Most often, the muffler flange burns out. This is due to insufficient thickness of the fastening material, incorrectly positioned partitions and too small pipe diameters.
If you hear popping noises from the muffler when starting the walk-behind tractor, you need to check the spark plug. Liquid could have gotten on it, making it difficult to pass a spark. In such situations, you will need to remove it from the device and clean it.
If fire appears from the muffler, the problem lies in insufficient fuel combustion. This can be affected by different parts of the system, so in such cases it is necessary to check the entire system. The issue may be due to overheating of the device, misfire, incorrect fuel composition, drop in engine power, or low pressure.
How to make a muffler for a walk-behind tractor with your own hands
First of all, you need to take care of making the flange mounting. To create this part, a metal blank is used, the basis for which can be a sheet of metal of moderate thickness - from 8 to 12 mm. To ensure a tight fit, an adapter must be made.
Next we make the expansion chamber. It is she who performs the main job for which the muffler is intended, that is, it reduces the noise level emitted by the engine. This part is a thickening with partitions that slow down the flow of gases. You should not make more than 3 partitions, otherwise the device may stop starting.
At the final stage we construct the exhaust pipe.If you make it too heavy, it can break all the fasteners, so it is important to correctly calculate the diameter of the pipe and the thickness of the material.
The muffler can break on any model of walk-behind tractor. This is a vulnerable part of a technical device that quickly becomes unusable due to loads during operation. The performance of the walk-behind tractor largely depends on its operation.
Buying a new device in a store or making it yourself is the decision of the equipment owner. Self-production will allow you to rid the muffler of the shortcomings that led to failure.
