Jonsered CS 2240 manual General, Safety Target group, Changes, Tools, Structure, Numbering

Page 6

Introduction and safety instructions

2 Introduction and safety instructions

2.1 General

This Workshop Manual describes in detail how the chain saw is to be fault traced, repaired and tested. A description of different safety measures that should be taken during repair work is also given.

2.2 Safety

Note! The section dealing with safety must be read and understood by all those carrying out repair work or service on the chain saw.

Warning symbols can be found in this Workshop Manual and on the chain saw. See “Symbols on the saw” and “Symbols in the Workshop Manual”. A new decal must be applied as soon as possible if a warning symbol on the chain saw has been da- maged or is missing so that the greatest possible safety can be obtained when using the chain saw.

2.3 Target group

This Workshop Manual is written for personnel with general knowledge about the repair and service of chain saws.

The Workshop Manual must be read and under- stood by personnel who will carry out repair work and service on the chain saw. The Manual is also suitable for use when training new employees.

2.4 Changes

Modifications will be successively introduced on the chain saw during production. When these modifications affect the service and/or spare parts, separate service information will be sent out on each occasion. This means that in time this Work- shop Manual will become out of date. In order to prevent this, the Manual should be read together with all service information concerning the chain saw in question.

2.5 Tools

Special tools are required for some stages. All service tools are listed in the Workshop Manual. Usage is evident from respective sections.

Always use Husqvarna’s original:

•Spare parts

•Service tools

•Accessories

2.6 Structure

This Workshop Manual can be used in two diffe- rent ways:

•For the repair of a particular system on the chain saw.

•Dismantling and assembly of the entire chain saw.

Repair of a specific system

When a particular system on the chain saw is to be repaired, proceed as follows:

1.Look up the page for the system in question.

2.Carry out the sections: Dismantling

Cleaning and inspection

Assembling

Dismantling and assembling the entire chain saw Proceed as follows when the entire chain saw is to be dismantled and assembled:

1.Look up the chapter “Repair instructions”, which deals with the Starter and carry out the instructions set out under Dismantling.

2.Work forward in the Manual and carry out Dis- mantling in the order set out in the sections.

3.Go back to the Starter and carry out the in- structions under Cleaning and Inspection.

4.Work forward in the Manual and carry out

Cleaning and Inspection in the order set out in the sections.

5.Order or take out all requisite spare parts from the stores.

6.Look up the chapter “Repair instructions” which deals with the Crankcase and carry out the instructions set out under Assembling.

7.Work back in the Manual and carry out As- sembling in the order set out in the sections.

Some sections include a Description of the actual unit in order to increase the basic understanding.

2.7 Numbering

Position references to components inside the figu- res are designated A, B, etc.

The figures are numbered 1, 2 etc.

The position references and figure numbers restart in each new section.

English – 7

Page 5 Page 7
Image 6
Page 5 Page 7
Contents Workshop manual 510 16Workshop manual Jonsered CS 2240 and CS 2240S Contents Index Trouble shooting Vibration damping systemIntroduction and safety instructions ContentsChanges Safety Target groupGeneral ToolsGeneral instructions Special instructionsSymbols on the saw Symbols in the Workshop ManualTechnical data Rpm Special tools 13a 13b 16b 16c 16a Service data Service data Safety equipment ContentsCleaning and inspection Dismantling the chain brakeChain brake reassembly Operating test Silencer removalSilencer refitting RefitChain catcher replacement Dismantling the start/stop controlStop switch resistance measurement Assembling the start/stop control2xA a Throttle lock, throttle trigger and return spring removalThrottle lock, throttle trigger and return spring refitting Repair instructions Starter assembly removal Changing a broken or worn starter cord Tensioning the recoil springStarter assembly refitting Ignition module testingReplacing a worn recoil spring Ignition module and flywheel Removal Ignition module and flywheel Refitting Centrifugal clutch removal Centrifugal clutch refitting Dismantling the oil pump and screenAssembling the oil pump and screen Assembling the intake systemAir intake system removal Carburettor DesignFunction Dismantling the carburettor English Cleaning and inspection Clean all units in clean petrol Assembly Pressure testing the carburettor Assemble on the saw Carburettor adjustment Conditions during adjustment Replacement of the H-needle or complete car BurettorReplacement of the L-needle Test Opening pressure outward Tank unitVenting the fuel tank Opening pressure inwardCleaning and inspection Clean and inspect all parts Assembly Vibration damping systemReplacing the air-purge Replacing the fuel filterReplacing the fuel hose/ return hose AssemblingPiston and cylinder removal If replacing the cylinderEnglish Carbon build-up B Faults and causes Score marks on the piston aPiston and cylinder refitting Piston ring breakageInlet manifold Assembling the intake systemCylinder pressure testing Crankshaft bearings replacement Crankshaft complete dismantlingCrankshaft complete reassembly Repairing damaged threadsReplacing the bar bolt Replacing the front bar guideReplacing the rear bar guide Troubleshooting Troubleshooting StartingIdling low rpm Troubleshooting methods High rpmAcceleration och retardation 2009W39

CS 2240 specifications

The Jonsered CS 2240 is a powerful and versatile chainsaw designed for homeowners, landscapers, and property maintenance professionals. It stands out in the market due to its unique combination of performance-oriented technology, ergonomic design, and ease of use.

One of the main features of the Jonsered CS 2240 is its robust engine. With a 40.9cc X-Torq® engine, this chainsaw is designed to provide efficient power and performance while minimizing fuel consumption and emissions. The X-Torq® engine technology not only enhances the chainsaw's acceleration and torque but also contributes to better fuel efficiency, making it an environmentally friendly option for users.

The CS 2240 is equipped with a 16-inch bar, which strikes a perfect balance for various cutting tasks, whether it's felling small trees, trimming branches, or performing general maintenance. This length also allows for greater maneuverability in tight spaces, making it an ideal choice for homeowners and professional users alike.

A notable aspect of the Jonsered CS 2240 is its innovative starting system. The Quick Release Air Filter ensures that the air filter can be easily accessed for maintenance, promoting optimal engine performance. Coupled with the Air Injection system, which filters out larger debris before it enters the engine, this chainsaw maintains a longer lifespan and reduces the frequency of required maintenance.

Safety is paramount in chainsaw design, and Jonsered does not compromise on that front. The CS 2240 features a chain brake, which halts the chain movement in the event of kickback. Additionally, the front handguard provides an extra layer of protection, ensuring that users can operate the saw with confidence.

The ergonomic design of the CS 2240 incorporates a comfortable handle that reduces vibrations, allowing for extended use without excessive fatigue. Weighing approximately 10.8 lbs, it strikes the right balance between power and portability.

In summary, the Jonsered CS 2240 is an excellent choice for those seeking a reliable, efficient, and user-friendly chainsaw. Its advanced engine technology, balanced bar length, safety features, and ergonomic design make it a standout in its class, ideal for tackling a variety of cutting tasks with ease and efficiency. Whether you are a casual user or a professional, the CS 2240 is well-equipped to meet diverse cutting needs while ensuring safety and comfort.
Top Page Image Contents