Stihl MS241C-M User Manual

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STIHL MS 241 C-M
Instruction Manual
Manual de instrucciones
WARNING
To reduce the risk of kickback injury
use STIHL reduced kickback bar and
STIHL PM3, PS3 or PD3 (3/8" Picco) chain
depending on sprocket pitch or other available
low kickback components.
ADVERTENCIA
Para reducir el riesgo de lesionarse
como resultado de un culatazo, utilice
la barra de contragolpe reducido y la cadena
PM3, PS3 o PD3 (Picco de 3/8 pulg) de
STIHL, dependiendo de la rueda dentada
usada y de otros componentes reductores de
contragolpe.
Read and follow all safety precautions in
Instruction Manual – improper use can cause
serious or fatal injury.
Lea y siga todas las precauciones de
seguridad dadas en el manual de
instrucciones – el uso incorrecto puede causar
lesiones graves o mortales.

Stihl MS241C-M Specifications

General

Weight	4.5 kg
Power-to-Weight Ratio	0.52 kW/kg
STIHL Oilomatic saw chain pitch	3/8" P
Power output	2.3 kW
Weight (without cutting equipment)	4.5 kg
Chain pitch	3/8" P
Recommended bar length	35-40 cm
Displacement	42.6 cm³
Chain Oil Capacity	0.20 l
Fuel tank volume	0.39 l
Chain oil tank volume	0.20 l

Summary

Guide to Using this Manual

Pictograms, Symbols, Engineering Improvements

Explains manual conventions, symbols, and technical updates.

Safety Precautions

THE OPERATOR

Discusses operator's physical and mental fitness for using the chainsaw.

Proper Clothing

Details required protective apparel for safe chainsaw operation.

THE USE OF THE CHAIN SAW

Transporting the Chain Saw

Instructions on safely carrying the chainsaw by hand or vehicle.

Fueling Instructions

Step-by-step guide on safely refueling the chainsaw.

Starting

Methods for starting the chainsaw

Describes recommended methods for starting the engine safely.

Working Techniques

Limbing, Bucking, Felling

Instructions for limbing, bucking, and felling trees safely.

Reactive Forces

Reactive Forces including Kickback

Explains forces like kickback, pushback, and pull-in that can cause injury.

STIHL Quickstop Chain Brake

Details STIHL's chain brake system for reducing kickback injury risk.

Mounting the Bar and Chain

Fitting the chain

Instructions for installing the saw chain onto the guide bar.

Tensioning the Chain

Retensioning during cutting work

Procedure for adjusting chain tension while in use.

Checking Chain Tension

Fuel

Fueling

Steps for opening, refueling, and closing the fuel tank.

Chain Lubricant

Filling Chain Oil Tank

Filling chain oil tank

How to fill the chain oil tank.

Chain Brake

Locking and Releasing the chain brake

Instructions for engaging and disengaging the chain brake.

Winter Operation

Pre-heating carburetor

How to prepare the carburetor for cold weather operation.

Starting / Stopping the Engine

Positions of the Master Control lever

Explains the different positions of the master control lever.

Holding the chain saw

Proper grip and stance for starting the chainsaw.

Operating Instructions

During the break-in period

Guidance for operating the new chainsaw during its initial period.

During work

General operating procedures and checks during use.

Oil Quantity Control

Cleaning the Air Filter

Removing the air filter

Procedure to remove the air filter for cleaning or replacement.

Thorough filter cleaning

Detailed instructions for cleaning the air filter.

Engine Management

M-Tronic

Information on STIHL's electronic engine management system.

Spark Plug

Checking the Spark Plug

How to inspect and check the spark plug's condition.

Storing the Machine

Maintaining and Sharpening the Saw Chain

Proper sharpening

Step-by-step guide to sharpening the saw chain.

Maintenance and Care

Main Parts

Specifications

Engine

Technical specifications of the engine.

Cutting attachment

List of recommended cutting attachments meeting safety standards.

Ordering Spare Parts

STIHL Incorporated Federal Emission Control Warranty Statement

Not for California

Warranty information specific to federal emission controls, excluding California.

STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement

Owner's Warranty Responsibilities

Owner's duties to maintain warranty coverage.

Trademarks

STIHL Registered Trademarks

List of officially registered STIHL trademarks.