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Explains the meaning of symbols used in the manual for operational guidance.
Details essential safety gear for chainsaw operation, including helmet, hearing, and eye protection.
Describes machine safety features and their maintenance for correct operation.
Explains chain brake function and activation for safety during operation.
Explains the throttle lock mechanism to prevent accidental throttle operation.
Describes the chain catcher's role in retaining a broken or jumped chain.
Details the function of the right hand guard for hand protection.
Explains the machine's vibration damping system and its benefits.
Instructions on using the stop switch to turn off the engine.
Discusses the muffler's function and safety warnings.
Details checks for damage and free movement of the front hand guard.
Explains how to test the automatic activation of the chain brake.
Describes how to check the brake trigger's function.
Checks for proper locking and return of the throttle lock mechanism.
Details checks for the chain catcher's condition and attachment.
Describes checks for damage and defects on the right hand guard.
Explains checks for cracks or deformation in vibration damping units.
Describes checking the engine stops correctly when the switch is used.
Discusses muffler maintenance, including spark arrestor mesh.
How to choose and maintain cutting equipment for safety and performance.
Focuses on using specific equipment and maintenance to reduce kickback risk.
Explains different types of chain links and kickback reduction levels.
Details bar specifications like length, tip sprocket teeth, and pitch.
Introduces chain sharpening and raker clearance for kickback reduction.
Explains the five factors for sharpening cutting teeth correctly.
Provides guidance on setting raker clearance for optimal cutting performance and safety.
Details the procedure for correctly tensioning the chain to prevent accidents.
Explains the importance of chain lubrication and potential issues.
Discusses chain oil properties, types, and maintenance.
Instructions on how to fill the chain oil tank.
Describes how to verify that the chain is receiving adequate oil.
Instructions for lubricating the bar tip sprocket.
Details the lubrication of the needle bearing on the drive shaft.
Guides on checking wear on the chain, sprocket, and bar.
Explains the causes of kickback and how to prevent it.
Defines kickback and its mechanism.
Provides general safety rules for handling and operating the chainsaw.
Lists general safety rules, including operating conditions and modifications.
Instructions on safely starting the chain saw.
Discusses safety precautions when handling fuel and chain oil.
Guidelines for safe transport and storage of the chain saw and fuel.
Provides basic safety rules and advice for chainsaw usage.
Outlines fundamental safety practices and precautions.
Explains fundamental techniques for safe and effective cutting.
General advice on using full throttle and cutting strokes.
Describes cutting techniques for logs based on support and tension.
Provides guidance on safely cutting branches off a felled tree.
Explains the process and precautions for felling trees safely.
Specifies the safe distance to maintain during tree felling.
Discusses factors influencing felling direction and planning.
Instructions for clearing the felling area and preparing an escape path.
Details the three-cut method for felling a tree.
Explains how to make directional cuts for controlled felling.
Describes the final felling cut to bring the tree down.
Reinforces kickback warnings during limbing and safety advice.
Refers to basic cutting techniques for processing logs.
Provides methods for safely freeing a trapped tree.
Explains how to safely cut tensioned wood to prevent recoil.
Identifies and labels all parts of the chain saw for user reference.
Step-by-step guide on assembling the bar and chain correctly.
Instructions on how to fit a spike bumper to the machine.
Details fuel types, mixing ratios, and running-in procedures.
Information on using environmentally friendly fuel options.
Guidance on the initial running-in period for the engine.
Recommendations and precautions for using two-stroke oil.
Instructions on how to correctly mix fuel and oil.
Discusses chain oil properties, types, and maintenance.
Safety precautions and procedures for refuelling the machine.
General warnings and procedures for starting and stopping the engine.
Procedure for starting a warm engine.
Detailed steps for starting a cold engine.
Simple instructions on how to stop the engine.
Explains carburettor adjustment procedures for optimal performance.
Specific adjustment steps for carburetors with movement limiters.
Overview of carburettor function and adjustment principles.
Guidance on adjusting the low-speed jet for proper engine operation.
Steps to adjust the idle speed screw for optimal idle settings.
Details on adjusting the high-speed jet for different conditions.
Adjustment procedures for carburetors lacking movement limiters.
Detailed instructions for fine-tuning the carburettor by a qualified person.
Instructions for fine-tuning the low-speed jet for optimal engine performance.
Steps to precisely adjust the idle speed screw for correct engine idle.
Guidance on fine-tuning the high-speed jet for optimal power and engine health.
Describes the symptoms of a correctly adjusted carburettor.
Covers replacing starter cord, spring, and fitting the starter.
Importance of cleaning and maintaining the air filter.
Explains spark plug function, maintenance, and troubleshooting.
Discusses muffler maintenance, including spark arrestor mesh.
Details the lubrication of the needle bearing on the drive shaft.
Instructions on how to adjust the oil pump for chain lubrication.
Explains the cooling system components and cleaning.
Details the centrifugal cleaning system and its maintenance.
Information on the heated handles feature (CS 2171W).
Information on the electrical carburettor heater (CS 2171WH).
Advice and special measures for operating the machine in winter.
Lists daily checks and cleaning tasks for the chain saw.
Outlines weekly maintenance tasks and checks.
Details monthly maintenance and inspection procedures.
Specifications for the engine, including displacement, bore, and power.
Details about the ignition system components.
Specifications and type of spark plug used.
Information on the carburettor and oil pump.
Physical weight of the chain saw.
Measured sound power levels in dB(A).
Equivalent sound pressure levels at the operator's ear.
Vibration levels for front and rear handles (m/s²).
Specifications for bar length, cutting length, chain speed, pitch.
Lists CE-approved combinations of bars and chains.
Official declaration of conformity with EU directives for machinery and emissions.
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General