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Jonsered CS2141 User Manual

Jonsered CS2141
80 pages
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Oper
ator
s manual
Please read the oper
ator’s manual carefully and
make sure you understand the instructions
before using the machine.
EP
A II
EP
A II
EP
A II

Table of Contents

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Jonsered CS2141 Specifications

General IconGeneral
Engine displacement40.9 cm³
Power output1.8 kW
Fuel tank volume0.4 l
Oil tank volume0.2 l
Chain pitch3/8"
Bar length35 cm
Chain gauge1.3 mm
Vibration level4.5 m/s²

Summary

KEY TO SYMBOLS

Symbols on the Machine

Details symbols found directly on the chain saw for safe operation and identification.

GENERAL SAFETY PRECAUTIONS

Pre-Operation Checks

Provides essential checks and preparations before operating a newly acquired or used chain saw.

Important Safety Guidelines

Lists crucial general safety guidelines and warnings for chain saw operation and user conduct.

Personal Protective Equipment (PPE)

Details essential protective gear required for safe chain saw operation, protecting against injuries.

Machine Safety Features Overview

Explains the function and importance of the chain saw's built-in safety features for operator protection.

Chain Brake and Front Guard Operation

Describes the operation and function of the chain brake and front hand guard for safety.

Chain Brake Activation Methods

Explains how the chain brake is activated manually and automatically during use.

Kickback Braking Mechanism

Details how the inertia release mechanism activates the chain brake during kickback events.

Cutting Equipment Selection Criteria

Outlines how to select and maintain cutting equipment for optimal performance and safety.

Chain Tension and Lubrication Importance

Emphasizes the importance of proper chain tension and lubrication for safety and wear.

Kickback Reduction in Cutting Gear

Discusses features in cutting equipment that help reduce the risk and effects of kickback.

Sharpening Cutting Teeth Procedure

Provides instructions and warnings on how to properly sharpen the cutting teeth of the chain.

Adjusting Depth Gauge Setting

Step-by-step guide on how to adjust the depth gauge setting for optimal cutting.

Chain Tensioning Procedure

Instructions on how to properly tension the saw chain to prevent jumping off or excessive wear.

Lubricating Cutting Equipment

Details the importance and methods for lubricating the chain and bar for safe operation.

ASSEMBLY

Fitting the Bar and Chain

Step-by-step instructions for correctly fitting the guide bar and saw chain to the machine.

FUEL HANDLING

Fuel and Oil Mixture Requirements

Specifies the type of gasoline and oil mixture required for the two-stroke engine.

Safe Fuel Mixing Procedure

Provides guidelines and ratios for safely mixing gasoline and two-stroke engine oil.

Refueling Safety Precautions

Details critical safety measures to prevent fires and explosions during refueling.

General Fuel Safety Practices

Lists essential safety practices to follow when handling fuel and refueling the machine.

STARTING AND STOPPING

Starting Safety Checks

Lists essential safety notes and checks to perform before starting the chain saw.

Cold Engine Start Procedure

Step-by-step guide for starting the chain saw when the engine is cold.

Warm Engine Start Procedure

Instructions for starting the chain saw when the engine is already warm.

WORKING TECHNIQUES

Pre-Use Saw Checks

Lists essential checks to perform on the chain saw before starting work.

General Safe Working Practices

Provides fundamental safety rules and advice for using a chain saw effectively.

Work Area and Footing Safety

Emphasizes the importance of a clear work area and stable footing for safe operation.

Cutting Tensioned Wood Safely

Advises on how to safely cut trees that are under tension, preventing spring-back.

Kickback Avoidance Techniques

Explains the causes of kickback and how to reduce the risk through proper grip and technique.

General Cutting Safety Rules

General rules for safe cutting, including grip, speed, and avoiding overhead cuts.

Cutting with Bar Top Edge (Pushing)

Explains cutting with the top edge of the bar (pushing chain) and associated kickback risks.

Cutting with Bar Bottom Edge (Pulling)

Details cutting with the bottom edge of the bar (pulling chain) for better control.

Limbing Techniques

Provides guidance on how to safely limb branches from a felled tree.

Tree Felling Basics

Emphasizes that tree felling requires experience and caution, advising against it for inexperienced users.

Kickback Prevention Techniques

Explains the phenomenon of kickback and provides techniques to avoid it.

MAINTENANCE

Comprehensive Maintenance Schedule

A detailed schedule listing daily, weekly, and monthly maintenance tasks for the machine.

AMERICAN STANDARD SAFETY PRECAUTIONS

Kickback Safety Measures

Specific safety measures to prevent kickback accidents and injuries.

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