Repair instructions

Carburettor adjustment

Conditions during adjustment

• The air filter should be clean and the cylinder cover fitted when adjustments are made. Ad- justing the carburettor with a dirty air filter will give a too lean fuel mixture the next time the air filter is cleaned. This can result in serious damage to the engine.

• Mount, for this model, approved bar and chain combination (see Technical data in the Operator's Manual).

CS 2240/S 16"

• The chain should not be tensioned more than that it remains ~ 0,2 inches to the bar.

(See figure 43)

Replacement of the H-needle or complete car-

burettor

1. Carefully screw the new H-needle to the bot- tom and turn it anticlockwise ”A” turns.

CS 2240/S A = 2

2. Start the engine. If necessary, adjust the idling speed with the T-screw until the chain stops.

3. Adjust the H-needle to give a top speed of ”B” rpm. Use a tachometer.

CS 2240/S B = 12500-13 000, speed limitation Use screwdriver 530 03 55-60.

4.Let the engine run at ”B” rpm ~ 1 minute, until warm.

Replacement of the L-needle

1. Screw the new L-needle to the bottom and

then turn it counterclockwise ”D” turns. CS 2240/S D = 2,5

(See figure 44)

Fig 43

L

H

 

T

Fig 44

 

English – 41

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Image 40
Jonsered CS 2240 Carburettor adjustment Conditions during adjustment, Replacement of the H-needle or complete car Burettor
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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.
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