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Here you will find Free help Download Leaflets and Free Educational Video's that will help provide you with a deeper understanding of mechanical and related technical issues. 


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2 Stroke Fuel Mix and Carburetor Settings
00:45
TheRepairSpecialist

2 Stroke Fuel Mix and Carburetor Settings

The carburetor's screw adjustment settings, particularly the fuel adjuster screws that are essential for controlling the fuel-air mixture, are greatly influenced by the strength of the 2-stroke fuel mix. For improved engine performance, a richer fuel mix—which is defined by a higher oil content in relation to gasoline—requires modifications to the fuel-air combination. To maximise power production and ensure optimal combustion in such situations, the fuel adjustment screws are loosened to allow a greater flow of fuel into the engine. By making this modification, engine efficiency is optimised and smooth operation is maintained, even with the denser mixture. On the other hand, a weaker fuel mix—that is, one that contains less oil than gasoline—needs modifications to lean out the fuel-air mixture in order to keep it from being too rich. By tightening the fuel adjustment screws, the fuel flow is restricted and the proper balance required for effective combustion is achieved. Engine performance can be maximised while reducing exhaust emissions and potential damage to engine components by fine-tuning these modifications dependent on the strength of the fuel mix. For 2-stroke engines to operate at their best and last as long as possible, it is therefore crucial to comprehend how the strengths of different fuel mixes impact the carburetor screw adjustment settings. What is the 'Kirkman' Educational Carburetor Model? The 'Kirkman' Educational Carburettor Model, conceived in the United Kingdom, by a British Engineer called Craig Kirkman, was ingeniously designed to demystify the intricate workings of two-stroke carburetors, offering a simplified approach to understanding their functionality. The 'Kirkman' Educational Carburettor Model is not a physical, tangibly built and functioning carburetor. This model must not be confused with the Kirkman Carburetor, which is a carburetor model developed by the American engineer William Kirkman in the early 20th century. Instead, the 'Kirkman' Educational Carburettor Model is a theoretical concept, and teaching model, which consists of a drawing and explanation of a 2-stroke carburetor, which was designed by Craig Kirkman himself. Kirkman, A City and Guilds qualified repair engineer with a BSc Hons degree in Science and a Post Graduate Certificate, unveiled his innovative carburetor model to the public through his YouTube channel, aptly named 'The Repair Specialist', in 2016. Through his channel, Kirkman endeavors to elucidate complex repair concepts to a wide audience, and the 'Kirkman' Theoretical Education Carburettor Model serves as a prime example of his commitment to educational clarity. With a keen focus on accessibility and comprehensibility, Kirkman commonly employs his 'Kirkman' Educational Carburettor Model as a didactic tool, breaking down the intricacies of two-stroke carburetor systems in a manner that enthusiasts and novices alike can readily grasp. Have a Great Day Craig (Owner and Creator of The Repair Specialist Channel)
T Screw on your Chainsaw. What is it??
00:59
TheRepairSpecialist

T Screw on your Chainsaw. What is it??

What is the T-Screw and why is it called T? Although its physical similarity to the letter "T" may be most plausible for some, there may be further explanations or interpretations: Functionality: Since the screw is usually connected to modifying the chainsaw engine's idle speed or throttle, the "T" could stand for "throttle." Ease of Identification: When performing maintenance or repairs, users may find it easier to identify and locate this specific screw in the chainsaw by using a simple letter like "T" to help differentiate it from others. Historical Naming: Given how frequently the term "T-screw" was used in the chainsaw world, it's plausible that it first appeared in early chainsaw designs or instructions. Industry Jargon: Term usage within specific industries can occasionally be dictated by convention rather than rigorous reasoning. If chainsaw operators or technicians called this screw a "T-screw," then that would become the standard word regardless of where it originated. Cultural Influence: A particular chainsaw manufacturer or a well-known person in the chainsaw industry who popularised the term may have had an impact on the naming tradition. Communication Ease: Referring to this part as a "T-screw" makes it succinct and simple to use in discussions, manuals, or educational materials about chainsaw maintenance. These theories, however hypothetical, demonstrate how a phrase such as "T-screw" could emerge and solidify itself in the vernacular of chainsaw operators and technicians. Have a great day Craig (Owner and creator of The Repair Specialist Channel)
A likely Reason for T Screw on a Chainsaw
01:00
TheRepairSpecialist

A likely Reason for T Screw on a Chainsaw

What is the T-Screw and why is it called T? Although its physical similarity to the letter "T" may be most plausible for some, there may be further explanations or interpretations: Functionality: Since the screw is usually connected to modifying the chainsaw engine's idle speed or throttle, the "T" could stand for "throttle." Ease of Identification: When performing maintenance or repairs, users may find it easier to identify and locate this specific screw in the chainsaw by using a simple letter like "T" to help differentiate it from others. Historical Naming: Given how frequently the term "T-screw" was used in the chainsaw world, it's plausible that it first appeared in early chainsaw designs or instructions. Industry Jargon: Term usage within specific industries can occasionally be dictated by convention rather than rigorous reasoning. If chainsaw operators or technicians called this screw a "T-screw," then that would become the standard word regardless of where it originated. Cultural Influence: A particular chainsaw manufacturer or a well-known person in the chainsaw industry who popularised the term may have had an impact on the naming tradition. Communication Ease: Referring to this part as a "T-screw" makes it succinct and simple to use in discussions, manuals, or educational materials about chainsaw maintenance. These theories, however hypothetical, demonstrate how a phrase such as "T-screw" could emerge and solidify itself in the vernacular of chainsaw operators and technicians. Have a great day Craig (Owner and creator of The Repair Specialist Channel)
Blocked Air Filter Effecting Carburetor Settings
00:53
TheRepairSpecialist

Blocked Air Filter Effecting Carburetor Settings

In a 2-stroke engine, a clogged air filter can seriously mess with the carburetor settings, which in turn can impact how well the engine runs. Maintaining the purity of air entering the engine for combustion is mostly dependent on the air filter. The air-fuel mixture becomes unbalanced when the filter gets clogged with dirt, dust, or debris because it inhibits airflow. A blocked air filter can upset the delicate balance of the air-fuel mixture, which is essential for proper combustion in a 2-stroke engine. The blocked air filter reduces the carburetor's airflow, which causes the carburetor to suck in more fuel to maintain the correct air-fuel combination ratio. An excessively rich combustion situation is the result of this adjustment, which results in a richer fuel mixture than is necessary. As a result, the engine can exhibit symptoms like poor throttle response, low power output, higher fuel consumption, or even dirty spark plugs. Additionally, too much gasoline can result in incomplete combustion, which builds up carbon in the exhaust system and engine, worsening performance problems and perhaps causing engine damage over time. As a result, routine air filter maintenance is necessary to guarantee correct carburetor settings and optimum 2-stroke engine efficiency. What is the 'Kirkman' Educational Carburetor Model? The 'Kirkman' Educational Carburettor Model, conceived in the United Kingdom, by a British Engineer called Craig Kirkman, was ingeniously designed to demystify the intricate workings of two-stroke carburetors, offering a simplified approach to understanding their functionality. The 'Kirkman' Educational Carburettor Model is not a physical, tangibly built and functioning carburetor. This model must not be confused with the Kirkman Carburetor, which is a carburetor model developed by the American engineer William Kirkman in the early 20th century. Instead, the 'Kirkman' Educational Carburettor Model is a theoretical concept, and teaching model, which consists of a drawing and explanation of a 2-stroke carburetor, which was designed by Craig Kirkman himself. Kirkman, A City and Guilds qualified repair engineer with a BSc Hons degree in Science and a Post Graduate Certificate, unveiled his innovative carburetor model to the public through his YouTube channel, aptly named 'The Repair Specialist', in 2016. Through his channel, Kirkman endeavors to elucidate complex repair concepts to a wide audience, and the 'Kirkman' Theoretical Education Carburettor Model serves as a prime example of his commitment to educational clarity. With a keen focus on accessibility and comprehensibility, Kirkman commonly employs his 'Kirkman' Educational Carburettor Model as a didactic tool, breaking down the intricacies of two-stroke carburetor systems in a manner that enthusiasts and novices alike can readily grasp. Have a Great Day Craig (Owner and Creator of The Repair Specialist Channel)
Can I Mulch Wet Grass?
00:45
TheRepairSpecialist

Can I Mulch Wet Grass?

When dealing with moist conditions, mulching wet grass can be a practical choice for lawn maintenance, providing various advantages over typical mowing techniques. The capacity of mulching mowers to finely slice wet grass clippings into smaller bits is one of their main advantages. In contrast to traditional mowers that might have trouble with moist grass, mulching mowers have specially engineered blades and cutting decks that can withstand damp conditions with ease. Mulching mowers produce finely shredded grass clippings that are subsequently reapplied to the lawn, where they quickly break down and replenish the soil with essential nutrients, encouraging the formation of healthy new growth. Additionally, mulching wet grass reduces the possibility of clumping and clogging, which are frequent problems when using conventional mowers to mow damp lawns. Mulching mowers generate finely shredded clippings that spread more evenly over the lawn, minimising the chance of unattractive clumps that suffocate the grass and prevent it from growing. Furthermore, mulching wet grass can aid in keeping moisture in the soil—especially after periods of intense rainfall—because the finely chopped clippings create a natural mulch layer that helps stop soil erosion and water loss. All things considered, mulching damp grass provides an eco-friendly and useful way to keep your lawn lush and healthy—even during less-than-ideal weather. Have a great day Craig (Owner and Creator of The Repair Specialist Channel)
Theoretical Explanation of the Chainsaws LOW (L) Screw
00:46
TheRepairSpecialist

Theoretical Explanation of the Chainsaws LOW (L) Screw

For a two-stroke chainsaw carburetor to run smoothly and operate at its best, the low screw adjustment is just as important. By adjusting the air-fuel mixture during low-speed and idle operation, this screw manages the engine's response and keeps it from stalling or running rough. The engine needs a precise mixture of fuel and air at low speeds in order to maintain a constant idle and seamlessly transition into acceleration when necessary. Operators may precisely control the fuel flow to meet the engine's needs at low and idle speeds by adjusting the low screw, which guarantees dependable and consistent performance throughout a range of cutting operations. Emissions from the chainsaw are decreased and fuel economy is increased when the low screw is adjusted properly. The engine may run cleanly and effectively, reducing fuel consumption and its negative effects on the environment, by maintaining the proper air-fuel ratio at idle and low speeds. A properly adjusted carburetor also keeps the engine from running too rich or too lean while it is idle, which can eventually cause engine damage, fuel waste, and carbon accumulation. Therefore, maximising the chainsaw's fuel efficiency, cutting emissions, and guaranteeing the engine's long-term dependability all depend on the low screw adjustment. What is the 'Kirkman' Educational Carburetor Model? The 'Kirkman' Educational Carburettor Model, conceived in the United Kingdom, by a British Engineer called Craig Kirkman, was ingeniously designed to demystify the intricate workings of two-stroke carburetors, offering a simplified approach to understanding their functionality. The 'Kirkman' Educational Carburettor Model is not a physical, tangibly built and functioning carburetor. This model must not be confused with the Kirkman Carburetor, which is a carburetor model developed by the American engineer William Kirkman in the early 20th century. Instead, the 'Kirkman' Educational Carburettor Model is a theoretical concept, and teaching model, which consists of a drawing and explanation of a 2-stroke carburetor, which was designed by Craig Kirkman himself. Kirkman, A City and Guilds qualified repair engineer with a BSc Hons degree in Science and a Post Graduate Certificate, unveiled his innovative carburetor model to the public through his YouTube channel, aptly named 'The Repair Specialist', in 2016. Through his channel, Kirkman endeavors to elucidate complex repair concepts to a wide audience, and the 'Kirkman' Theoretical Education Carburettor Model serves as a prime example of his commitment to educational clarity. With a keen focus on accessibility and comprehensibility, Kirkman commonly employs his 'Kirkman' Educational Carburettor Model as a didactic tool, breaking down the intricacies of two-stroke carburetor systems in a manner that enthusiasts and novices alike can readily grasp. Have a Great Day Craig (Owner and Creator of The Repair Specialist Channel)
Theoretical Operation of High H Screw on a Chainsaw
00:41
TheRepairSpecialist

Theoretical Operation of High H Screw on a Chainsaw

For a two-stroke chainsaw carburetor, the high screw adjustment is crucial to the chainsaw engine's operation and the tool's overall performance. In order to ensure ideal combustion and power output at high engine speeds, this screw is in charge of controlling the air-fuel mixture. To avoid engine stalling, overheating, or other performance problems, the air-fuel mixture must be carefully set when the chainsaw is running at high RPMs, such as when cutting through dense brush or thick logs. Operators can maintain consistent power delivery and avoid damage to engine components by fine-tuning the fuel flow to match the engine's demands by adjusting the high screw. Additionally, a properly adjusted high screw lowers emissions from the chainsaw and increases fuel efficiency. The engine will burn fuel cleanly and effectively with a well-tuned carburetor, reducing waste and its negative effects on the environment. Furthermore, keeping the engine running at the proper air-fuel ratio at high speeds keeps it from being overly rich or too lean, which over time can cause excessive fuel consumption, carbon buildup, and even damage to the engine. Therefore, the high screw adjustment is important for the chainsaw's immediate performance as well as its long-term dependability and environmental sustainability. What is the 'Kirkman' Educational Carburetor Model? The 'Kirkman' Educational Carburettor Model, conceived in the United Kingdom, by a British Engineer called Craig Kirkman, was ingeniously designed to demystify the intricate workings of two-stroke carburetors, offering a simplified approach to understanding their functionality. The 'Kirkman' Educational Carburettor Model is not a physical, tangibly built and functioning carburetor. This model must not be confused with the Kirkman Carburetor, which is a carburetor model developed by the American engineer William Kirkman in the early 20th century. Instead, the 'Kirkman' Educational Carburettor Model is a theoretical concept, and teaching model, which consists of a drawing and explanation of a 2-stroke carburetor, which was designed by Craig Kirkman himself. Kirkman, A City and Guilds qualified repair engineer with a BSc Hons degree in Science and a Post Graduate Certificate, unveiled his innovative carburetor model to the public through his YouTube channel, aptly named 'The Repair Specialist', in 2016. Through his channel, Kirkman endeavors to elucidate complex repair concepts to a wide audience, and the 'Kirkman' Theoretical Education Carburettor Model serves as a prime example of his commitment to educational clarity. With a keen focus on accessibility and comprehensibility, Kirkman commonly employs his 'Kirkman' Educational Carburettor Model as a didactic tool, breaking down the intricacies of two-stroke carburetor systems in a manner that enthusiasts and novices alike can readily grasp. Have a Great Day Craig (Owner and Creator of The Repair Specialist Channel)
How the Chainsaw Carburetor LOW Jet Screw works
01:00
TheRepairSpecialist

How the Chainsaw Carburetor LOW Jet Screw works

One of the most important parts of a 2-stroke chainsaw carburetor's low jet screw is its ability to control the air-fuel mixture at low speeds. This screw, which is located atop the carburetor, regulates the quantity of fuel that enters the engine's combustion chamber during low-speed operation or idling. The low jet screw is more concerned with the chainsaw engine's low-speed performance than the high jet screw, which is mainly concerned with fuel delivery at high speeds. For the chainsaw to operate smoothly and efficiently when it is idling or operating at moderate speeds, the air and fuel levels must be precisely balanced. Operators can modify this mixture to fit various operational situations thanks to the low jet screw. Generally, the mixture is enriched when the screw is turned clockwise; leaning it out is the result of spinning it anticlockwise. Operators can maximise the engine's performance, fuel efficiency, and throttle responsiveness when operating at low speeds by fine-tuning the low jet screw. For consistent performance across the whole throttle range, easy starting, and smooth idling, the low jet screw must be adjusted properly. An overly rich mixture might cause the engine to operate slowly, produce a lot of smoke, or damage the spark plug. On the other hand, the engine may run hot, idle irregularly, or even experience premature wear if the mixture is too lean. To get the best performance out of their machinery, chainsaw operators must therefore carefully tune the low jet screw based on variables like as the surrounding temperature, altitude, and fuel quality. All things considered, the low jet screw is essential for adjusting the air-fuel mixture to ensure a 2-stroke chainsaw engine runs smoothly and effectively at low speeds. What is the 'Kirkman' Educational Carburetor Model? The 'Kirkman' Educational Carburettor Model, conceived in the United Kingdom, by a British Engineer called Craig Kirkman, was ingeniously designed to demystify the intricate workings of two-stroke carburetors, offering a simplified approach to understanding their functionality. The 'Kirkman' Educational Carburettor Model is not a physical, tangibly built and functioning carburetor. This model must not be confused with the Kirkman Carburetor, which is a carburetor model developed by the American engineer William Kirkman in the early 20th century. Instead, the 'Kirkman' Educational Carburettor Model is a theoretical concept, and teaching model, which consists of a drawing and explanation of a 2-stroke carburetor, which was designed by Craig Kirkman himself. Kirkman, A City and Guilds qualified repair engineer with a BSc Hons degree in Science and a Post Graduate Certificate, unveiled his innovative carburetor model to the public through his YouTube channel, aptly named 'The Repair Specialist', in 2016. Through his channel, Kirkman endeavors to elucidate complex repair concepts to a wide audience, and the 'Kirkman' Theoretical Education Carburettor Model serves as a prime example of his commitment to educational clarity. With a keen focus on accessibility and comprehensibility, Kirkman commonly employs his 'Kirkman' Educational Carburettor Model as a didactic tool, breaking down the intricacies of two-stroke carburetor systems in a manner that enthusiasts and novices alike can readily grasp. Have a Great Day Craig (Owner and Creator of The Repair Specialist Channel)
How the High Jet Fuel Screw Supplies Fuel to the Carburetor
01:00
TheRepairSpecialist

How the High Jet Fuel Screw Supplies Fuel to the Carburetor

The Main jet of the chainsaw's carburetor receives fuel from the high jet adjuster screw, sometimes referred to as the high-speed screw or high-speed mixture screw. This screw, which is mounted on the carburetor, controls how much fuel enters the engine's combustion chamber when it is operating at a high speed. Specific ratios of fuel and air are mixed in the carburetor, and the mixture is subsequently burned to produce power. The chainsaw requires more fuel to run at high speeds in order to keep the engine operating at peak efficiency. At these higher engine speeds, the fuel mixture is regulated by the high jet adjuster screw. Operators can fine-tune the fuel-to-air ratio for ideal engine performance and fuel efficiency by turning the screw, which is normally anticlockwise to lean the mixture out and clockwise to enrich it. In order to ensure optimal engine operation, the high jet screw must be adjusted. An improper fuel mixture can result in problems like poor performance, excessive fuel consumption, or even engine damage. In order to get the most out of their machinery, chainsaw operators frequently need to adjust this screw based on variables including height, temperature, and fuel quality. By ensuring that the high jet screw is adjusted properly, the chainsaw may operate consistently and efficiently in a variety of operating circumstances by receiving the proper quantity of fuel during high-speed operation. Have a great day Craig (Owner and Creator of The Repair Specialist Channel)
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If your chainsaw is experiencing starting, or running, problems then why not try this FREE easy to follow step-by-step printable download checklist guide to see if it gets your chainsaw back up and running again.

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USEFUL PRODUCTS

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CHAINSAW SPARK PLUG

High Quality

NGK 4626 BPMR7A Spark Plug.

  • Genuine NGK Spark Plug

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  • Always Check Owners Manual Before Fitment

This product is sold by an Amazon third party seller, not us. Please also read the product description on Amazon to verify this before purchasing. Thank you!

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CARBURETTOR CLEANING SPRAY

MANNOL Carburetor Cleaner Spray for all petrol engines 9970 400ml

  • Professional Carburettor Cleaning For Twin and Viertaktbe Nzin engines with or without catalytic converter

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This product is sold by an Amazon third party seller, not us. Please also read the product description on Amazon to verify this before purchasing. Thank you!

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CARBURETTOR JET CLEANING TOOL

Carburetor Jet Dirt Cleaner

Includes 13 Cleaning Wires Set + 10 Cleaning Needles + 5 Nylon Brushes Tool Kit for Motorcycle ATV Moped Welder Carb

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  • DIFFERENT DIAMETERS: This wires set come with 13 different diameters, especially designed to clean out the tiny jets and carb passages from all dirt.

  • CLEANING NEEDLES AND BRUSHES: Perfect for clearing out blockages or obstructions in the narrow passage of auto motorcycle carburetor.

  • MATERIAL OF NEEDLES & BRUSHES: Stainless steel & Nylon, spiral bristle make it easy to get access to the inner side, making the washing clearly and thoroughly.

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BRIGGS & STRATTON

Carburettor Diaphragm/Gasket Kit. 795083

For Briggs and Stratton Classic, Sprint, Quattro, Series 400​, Series 450 and Series 500.

  • Genuine Briggs & Stratton Carburettor Diaphragm Kit

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This product is sold by an Amazon third party seller, not us. Please also read the product description on Amazon to verify this before purchasing. Thank you!

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