Jonsered CS 2245S Operator's Manual
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Jonsered CS 2245S Operator's Manual

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CS 2245
CS 2245S
CS 2250S
Operator's manual EPA II
English
Please read the operator's manual carefully and make sure you understand the instructions before using the machine.

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Summary of Contents for Jonsered CS 2245S

  • Page 1 CS 2245 CS 2245S CS 2250S Operator’s manual EPA II English Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.

  • Page 2: Key To Symbols

    KEY TO SYMBOLS Symbols on the machine: WARNING! Chain saws can be Visual check. dangerous! Careless or improper use can result in serious or fatal injury to the operator or others. Please read the operator’s manual Protective goggles or a visor must carefully and make sure you be worn.

  • Page 3: Table Of Contents

    CONTENTS Contents FEDERAL EMISSION CONTROL WARRANTY STATEMENT KEY TO SYMBOLS YOUR WARRANTY RIGHTS AND OBLIGATIONS 42 Symbols on the machine: ........2 AMERICAN STANDARD SAFETY Symbols in the operator’s manual: ....... 2 PRECAUTIONS CONTENTS Safety precautions for chain saw users ....43 Contents ...............

  • Page 4: Introduction

    ′ s manual, so they will also know how to properly maintain and use it. Good luck on using your Jonsered machine! Jonsered has a policy of continuous product development and therefore reserves the right to modify the design and appearance of products without prior notice.

  • Page 5: What Is What

    Adjuster screws carburetor 25 Throttle control 10 Starter handle 26 Throttle lockout 11 Starter 27 Chain tensioner wheel (CS 2245S, CS 2250S) 12 Chain oil tank 28 Knob (CS 2245S, CS 2250S) 13 Product and serial number plate 29 Operator’s manual (EPA)

  • Page 6: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Before using a new chain saw WARNING! Never allow children to use or be in the vicinity of the machine. As the • Please read this manual carefully. machine is equipped with a spring- • Check that the cutting equipment is correctly fitted and loaded stop switch and can be started by adjusted.

  • Page 7: Always Use Common Sense

    GENERAL SAFETY PRECAUTIONS Always use common sense • Boots with saw protection, steel toe-cap and non-slip sole It is not possible to cover every conceivable situation you • Always have a first aid kit nearby. can face when using a chain saw. Always exercise care and •...
  • Page 8 GENERAL SAFETY PRECAUTIONS • The chain brake (A) can either be activated manually • To release the chain brake pull the front hand guard (by your left hand) or automatically by the inertia backwards, towards the front handle. release mechanism. •...

  • Page 9: Chain Catcher

    GENERAL SAFETY PRECAUTIONS of the front hand guard, the chain brake can only be (A) (i.e. when you grasp the handle) it releases the throttle activated by the inertia action. control (B). When you release the handle the throttle control and the throttle lockout both move back to their original positions.

  • Page 10: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS Vibration damping system Muffler Your machine is equipped with a vibration damping The muffler is designed to keep noise levels to a minimum system that is designed to reduce vibration and make and to direct exhaust fumes away from the user. operation easier.
  • Page 11 Jonsered. See instructions under the heading Technical Data for a list of replacement bar and chain combinations we recommend.

  • Page 12: Sharpening Your Chain And Adjusting Depth Gauge Setting

    GENERAL SAFETY PRECAUTIONS • Chain oil hole and hole for chain tensioner. The bar When you sharpen a cutting tooth there are four important must be matched to the chain saw design. factors to remember. Filing angle Chain • Chain pitch (inches) Cutting angle •...

  • Page 13: Tensioning The Chain

    GENERAL SAFETY PRECAUTIONS • Check that the chain is correctly tensioned. A slack acheive the correct depth gauge setting and bevel for chain will move sideways, making it more difficult to the depth gauge. sharpen correctly. • Always file cutting teeth from the inside face. Reduce •...

  • Page 14: Lubricating Cutting Equipment

    The position of the chain tensioning screw on our chain saws varies from model to model. See instructions under the heading What is what? to find out where it is on your model. CS 2245S, CS 2250S • Fold the knob back in to lock the tensioning. •...
  • Page 15 GENERAL SAFETY PRECAUTIONS Never use waste oil! Using waste oil can be dangerous If the chain lubrication is not working: to you and damage the machine and environment. • Check that the oil channel in the bar is not obstructed. Clean if necessary.
  • Page 16 GENERAL SAFETY PRECAUTIONS Needle bearing lubrication • Whether the tip of the bar is uneven or badly worn. If a hollow forms on the underside of the bar tip this is due to running with a slack chain. Both versions of sprockets have a needle bearing on the drive shaft, which has to be greased regularly (once a week).

  • Page 17: Assembly

    Fit the bar over the bar bolts. Place the bar in its rearmost CS 2245S, CS 2250S position. Place the chain over the drive sprocket locate it in the groove on the bar. Begin on the top edge of the bar.
  • Page 18 ASSEMBLY Fit the bar over the bar bolts. Place the bar in its rearmost position. Place the chain over the drive sprocket locate it in the groove on the bar. Begin on the top edge of the bar. Make sure that the edges of the cutting links are facing forward on the top edge of the bar.

  • Page 19: Fuel Handling

    Add the remaining amount of gasoline. Environment fuel • Mix (shake) the fuel mixture thoroughly before filling JONSERED recommends the use of alkylate fuel or the machine’s fuel tank. environment fuel for four-stroke engines blended with two- •...

  • Page 20: Fueling

    FUEL HANDLING Fueling • Move the machine at least 10 ft (3 m) from the refuelling point before starting it. WARNING! Taking the following precautions, will lessen the risk of fire: Do not smoke and do not place any hot objects in the vicinity of fuel.

  • Page 21: Starting And Stopping

    STARTING AND STOPPING Starting and stopping Push down the red choke control (5) as soon as the engine fires which can be heard through a "puff" sound. Keep on pulling the cord powerfully until the engine starts. WARNING! Note the following before starting: Warm engine When the chain saw is heated restart the saw only by...
  • Page 22 STARTING AND STOPPING • Never start a chain saw unless the bar, chain and all Stopping covers are fitted correctly. See instructions under the heading Assembly. Without a bar and chain attached to the chain saw the clutch can come loose and cause serious injury.

  • Page 23: Working Techniques

    WORKING TECHNIQUES Before use: Basic safety rules Look around you: • To ensure that people, animals or other things cannot affect your control of the machine. • To make sure that none of the above might come within reach of your saw or be injured by falling trees. Check that the chain brake works correctly and is not damaged.

  • Page 24: General Rules

    WORKING TECHNIQUES Have control over the workpiece. If the pieces you intend to cut are small and light, they can jam in the saw chain and be thrown towards you. Even if this does not need to be a danger, you may be surprised Before moving your chain saw switch off the engine and lose control of the saw.

  • Page 25: Basic Cutting Technique

    WORKING TECHNIQUES user. If the saw chain is jamming, the saw may be Terms pushed back at you. Cutting = General term for cutting through wood. Limbing = Cutting branches off a felled tree. Splitting = When the object you are cutting breaks off before the cut is complete.

  • Page 26: Tree Felling Technique

    WORKING TECHNIQUES Limbing Turn the log and finish the cut from the opposite side. When limbing thick branches you should use the same approach as for cutting. Cut difficult branches piece by piece. The log is supported at one end. There is a high risk that it will split.
  • Page 27 WORKING TECHNIQUES Felling direction Clearing the trunk and preparing your retreat The aim is to fell the tree in a position where you can limb Delimb the stem up to shoulder height. It is safer to work and cross-cut the log as easily as possible. You want it to from the top down and to have the tree between you and fall in a location where you can stand and move about the saw.
  • Page 28 WORKING TECHNIQUES Next make the bottom cut so that it finishes exactly at the All control over the felling direction is lost if the felling end of the top cut. hinge is too narrow or non-existent, or if the directional cuts and felling cut are badly placed.

  • Page 29: How To Avoid Kickback

    WORKING TECHNIQUES Freeing a tree that has fallen badly necessary to reduce the tension and make the tree or branch break at the point of maximum tension. Freeing a ”trapped tree” It is very dangerous to remove a trapped tree and there is high accident risk.
  • Page 30 WORKING TECHNIQUES was being used when the kickback zone of the bar Cutting the trunk into logs touched the object. See instructions under the heading Basic cutting technique. Kickback only occurs if the kickback zone of the bar touches an object. Limbing WARNING! A majority of kickback accidents occur during limbing.

  • Page 31: Maintenance

    Carburetor adjustment requires special training. This is especially true of the machine′s safety equipment. If your machine fails any of Your Jonsered product has been designed and the checks described below we recommend you to manufactured to specifications that reduce harmful contact our servicing dealer.

  • Page 32: Throttle Lockout

    MAINTENANCE Checking the inertia brake release Apply full throttle and activate the chain brake by tilting your left wrist forward onto the front hand guard. Do not let go of the front handle. The chain should stop immediately. With the engine turned off, hold the chain saw over a stump or other firm object.

  • Page 33: Muffler

    MAINTENANCE Chain catcher Stop switch Check that the chain catcher is not damaged and is firmly Start the engine and make sure the engine stops when attached to the body of the chain saw. you move the stop switch to the stop position (push the red button downwards).

  • Page 34: Starter

    MAINTENANCE use a muffler if the spark arrestor screen is missing • Undo the bolt in the centre of the pulley and remove or defective. the drive disc (A), drive disc spring (B) and the pulley (C). Insert and secure a new starter cord in the starter pulley.

  • Page 35: Air Filter

    • To fit the starter, first pull out the starter cord and place A JONSERED chain saw can be equipped with different the starter in position against the crankcase. Then types of air filter according to working conditions, weather, slowly release the starter cord so that the pulley season, etc.

  • Page 36: Spark Plug

    MAINTENANCE Spark plug Needle bearing lubrication The clutch drum has a needle bearing on the output shaft. The spark plug condition is influenced by: This needle bearing must be lubricated regularly. • Incorrect carburetor adjustment. When lubricating, remove the clutch cover by loosening •...

  • Page 37: Turbo Air Cleaning" Centrifugal Cleaning

    MAINTENANCE ”Turbo Air Cleaning” centrifugal cleaning Centrifugal cleaning means the following: All air to the carburetor passes through the starter. Dirt and dust is pushed out by the cooling fan. IMPORTANT! In order to maintain operation of the centrifugal cleaning system it must be regularly maintained.

  • Page 38: Maintenance Schedule

    MAINTENANCE Maintenance schedule The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the Maintenance section. Daily maintenance Weekly maintenance Monthly maintenance Check the brake band on the chain On chain saws without a catalytic brake for wear.

  • Page 39: Technical Data

    TECHNICAL DATA Technical data CS 2245 CS 2245S CS 2250S Engine Cylinder displacement, cu.in/cm 2,79/45,7 2,79/45,7 3,06/50,2 Cylinder bore, inch/mm 1,65/42 1,65/42 1,73/44 Stroke, inch/mm 1,30/33 1,30/33 1,30/33 Idle speed, rpm 2700 2700 2700 Power, kW/hp @ rpm 2,1 / 2,8 @ 9000...

  • Page 40: Bar And Chain Combinations

    Recommended original and replacement bar and chain combinations Following is a list of recommended cutting equipment for the Jonsered chain saw models CS 2245, CS 2245S and CS 2250S. The combinations of power head, bar and chain have been tested and found to be in accordance with the kickback and vibration requirements of ANSI B 175.1–2000.

  • Page 41: Saw Chain Filing And File Gauges

    TECHNICAL DATA Saw chain filing and file gauges English – 41...

  • Page 42: Federal Emission Control Warranty Statement Your Warranty Rights And Obligations

    OWNER′ ′ ′ ′ S WARRANTY RESPONSIBILITIES The use of add-on or modified parts can be grounds for disallowing a warranty claim. Jonsered is not liable to cover As the small nonroad engine owner, you are responsible for failures of warranted parts caused by the use of add-on or the performance of the required maintenance listed in your modified parts.

  • Page 43: American Standard Safety Precautions

    AMERICAN STANDARD SAFETY PRECAUTIONS Safety precautions for chain saw Other safety precautions users WARNING! Do not operate a chain saw with one hand! Serious injury to the (ANSI B 175.1-2000 Annex C) operator, helpers, bystanders or any Kickback safety precautions combination of these persons may result from one-handed operation.
  • Page 44 1151012-95 ´®z+S!=¶57¨ ´®z+S!=¶57¨ 2008-05-30...

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