Stihl MS 191 T Instruction Manual

Stihl MS 191 T manual cover
Pages 106
Year 2003
Language(s)
English en
Spanish sp

Stihl MS 191 T Specification

The Stihl MS 191 T is a professional-grade chainsaw designed specifically for arborists and tree care specialists. Engineered for precision and reliability, this top-handle chainsaw boasts a compact and lightweight design, facilitating ease of use in elevated and constrained environments. It is powered by a robust 2-stroke engine that delivers efficient performance and consistent power output, essential for handling various tree cutting and pruning tasks. The MS 191 T features an advanced anti-vibration system that minimizes operator fatigue during prolonged use, enhancing comfort and control. Its quick chain adjuster allows for convenient maintenance and tensioning without the need for additional tools.

The chainsaw incorporates a high-performance oil pump that ensures optimal lubrication of the bar and chain, reducing wear and extending the life of critical components. Additionally, the side-access chain tensioner simplifies adjustments, while the automatic chain lubrication system enhances operational efficiency. Ergonomically designed, the MS 191 T includes an easy-to-grip top handle and an intuitive control layout, ensuring precise maneuverability and safe operation. The chainsaw also incorporates a safety chain brake that provides rapid chain stoppage in emergency situations, further safeguarding the user. With its durable construction and emphasis on user safety, the Stihl MS 191 T is an ideal choice for professionals seeking a reliable and efficient tool for demanding tree care applications.

Stihl MS 191 T F.A.Q.

How do I start the Stihl MS 191 T chainsaw?

To start the Stihl MS 191 T, first ensure the chain brake is engaged. Set the master control lever to the choke position if the engine is cold. Pull the starter rope until you hear the engine fire, then move the lever to the run position and pull the starter rope again until the engine starts.

What is the correct fuel mix for the Stihl MS 191 T?

The correct fuel mix for the Stihl MS 191 T is a ratio of 50:1, which means 50 parts gasoline to 1 part Stihl two-stroke engine oil.

How can I properly clean the air filter on my Stihl MS 191 T?

To clean the air filter, remove the filter cover and take out the air filter. Gently wash it in warm, soapy water, rinse thoroughly, and let it dry completely before reinstalling. Ensure there are no tears or damage before placing it back.

Why does my Stihl MS 191 T chainsaw chain keep getting loose?

If the chain keeps getting loose, it may be due to improper tensioning. Ensure the chain is properly tensioned by adjusting the tensioning screw. Also, check for worn sprockets or a stretched chain that might need replacement.

What should I do if the chainsaw engine stalls during operation?

If the engine stalls, check the fuel level, ensure the air filter is clean, and inspect the spark plug for fouling. Adjust the carburetor settings if necessary, following the manual's instructions.

How often should I sharpen the chain of my Stihl MS 191 T?

You should sharpen the chain every time you refuel or when you notice decreased cutting performance. Use a round file and guide to maintain the correct angle and depth of the cutters.

What maintenance should be performed regularly on the Stihl MS 191 T?

Regular maintenance includes cleaning the air filter, checking and tightening chain tension, inspecting the spark plug, lubricating the sprocket, and checking the chain brake function.

How do I replace the spark plug on the Stihl MS 191 T?

To replace the spark plug, disconnect the spark plug boot, use a spark plug wrench to remove the old plug, and install a new one with the correct gap specification, then reattach the spark plug boot.

What should I do if my Stihl MS 191 T is overheating?

If the chainsaw is overheating, ensure the air vents are clean and unobstructed. Check the fuel mixture is correct and ensure the chain is properly lubricated. Allow the engine to cool before continuing use.

How can I safely store the Stihl MS 191 T when not in use?

To store the chainsaw safely, empty the fuel tank and run the engine until it stops. Clean the chainsaw thoroughly, remove the chain and guide bar, and store them in a dry place. Use a protective cover to prevent dust accumulation.