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Jonsered 2041 User Manual

Jonsered 2041
126 pages
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1
Workshop Manual
Chain Saws
Contents
This manual covers models:
2036/2040
2041/2045/2050
2054/2055
625/630/670
2077/2083
2095
General recommendations 2
1. Safety equipment 3
2. Starter unit 17
3. Electrical system 23
4. Fuel system 35
5. Centrifugal clutch 55
6. Lubrication system 65
7. Cylinder and piston 77
8. Crankshaft and crankcase 93
9. Tools 115
10. Technical data 127
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Jonsered 2041 Specifications

General IconGeneral
BrandJonsered
Model2041
CategoryChainsaw
LanguageEnglish

Summary

General Recommendations

Special Tools

Information on specific tools required for workshop operations.

Fire and Toxic Fumes Hazards

Precautions regarding fire hazards from petrol and risks from toxic fumes.

Sealing Surfaces and Rings

Guidelines for cleaning sealing surfaces and replacing sealing rings.

Safety Equipment

Dismantling and Disassembly

Procedures for taking apart and disassembling chain brake components.

Fitting Procedures

Instructions for reassembling and fitting safety equipment components.

Model-Specific Procedures

Procedures for dismantling and fitting on specific models like 2054/2055 and 2077/2083.

Functional Checks and Features

How to check brake function, automatic operation, chain catcher, and throttle lock.

Starter Unit

Dismantling the Starter Unit

Step-by-step guide to dismantling the starter unit and releasing spring tension.

Component Replacement

Instructions for replacing return springs, starter cords, and starter pawls.

Assembly of the Starter Unit

Steps for assembling the starter unit, including spring tensioning.

Electrical System

Starter Pawls Service

Procedures for dismantling, replacing, and assembling starter pawls.

Ignition Spark Checks

Procedure for checking and adjusting ignition spark and electrode gap.

Spark Plug Protection

Steps to replace the spark plug protection and connect the ignition cable.

General Dismantling and Assembly

General steps for dismantling and assembling electrical system parts.

Heated Handles and Generator

Troubleshooting heated handles and replacing the generator.

Fuel System

Air Filter Maintenance

Procedures for dismantling, cleaning, and fitting the air filter.

Fuel Filter and Centrifugal Cleaning

How to clean/replace the fuel filter and perform centrifugal cleaning.

Carburettor Service and Setting

Procedures for dismantling, fitting, adjusting, and troubleshooting the carburettor.

Fuel Tank Vent

Checking and servicing the fuel tank vent system.

Trouble Shooting Schedule

A schedule for diagnosing and resolving fuel system issues.

Centrifugal Clutch

Dismantling Procedures

Steps for dismantling the centrifugal clutch from the crankshaft.

Fitting Procedures

Instructions for reassembling and fitting the centrifugal clutch components.

Wear Checks and Model Variations

How to check clutch wear and notes on model-specific differences.

Lubricating System

Dismantling and Fitting Procedures

General steps for dismantling and fitting the oil pump and related parts across models.

Oil Tank Venting and Pump Function

How to check oil tank venting and chain lubrication pump function.

Trouble Shooting System

A chart for diagnosing and resolving lubrication system issues.

Cylinder and Piston

Dismantling Procedures

Steps for dismantling the cylinder and piston assembly.

Fitting Procedures

Instructions for fitting the piston, cylinder, and related parts.

Cleaning, Inspection, and Analysis

How to clean, inspect parts, and analyze wear or damage.

Service Tips and Wear Tolerances

Practical advice and specifications for service and wear limits.

Crankshaft and Crankcase

Sealing Ring Replacement

Procedures for replacing sealing rings on magneto and clutch sides.

Bar Attachment Bolts and Vibration Dampers

How to replace bar attachment bolts and service vibration dampers.

Crankcase and Crankshaft Service

Procedures for dismantling, fitting, and servicing crankcase and crankshaft.

Crankshaft Checks and Tightness Testing

How to check the crankshaft and perform tightness tests.

Tools

Oil Pump and Generator Tools

Tools required for servicing the oil pump and generator.

Clutch and Vibration Damper Tools

Tools for servicing the clutch and vibration dampers.

Crankshaft, Bearing, and Sealing Ring Tools

Tools for crankshaft, ball bearing, and sealing ring maintenance.

Cylinder, Ignition, and Crankcase Tools

Tools for cylinder, ignition system, and crankcase service.

Testing and Workshop Equipment

Tools for tightness testing, chain brake, fuel pick-up, and general workshop use.

Technical Data

Specifications and Tightening Torques

Detailed technical specifications and recommended tightening torques for various components.

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