Jonsered CS 2147 manual Assembly, Fitting the bar and chain, Fitting a spike bumper

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ASSEMBLY

Fitting the bar and chain

WARNING! Always wear gloves, when

!working with the chain.

Check that the chain brake is in disengaged position by moving the hand guard towards the front handle.

Remove the bar nuts and remove the clutch cover (chain brake). Take off the transportation ring (A).

A

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.

Fit the clutch cover and locate the chain adjuster pin in the hole in the bar. Check that the drive links of the chain ﬁt correctly over the drive sprocket and that the chain is correctly located in the groove in the bar. Tighten the bar nuts ﬁnger tight.

Tension the chain by turning the chain tensioning screw clockwise using the combination spanner. The chain should be tensioned until it does not sag from the underside of the bar.

The chain is correctly tensioned when it does not sag from the underside of the bar, but can still be turned easily by hand. Hold up the bar tip and tighten the bar nuts with the combination spanner.

When ﬁtting a new chain, the chain tension has to be checked frequently until the chain is run-in. Check the chain tension regularly. A correctly tensioned chain ensures good cutting performance and long life.

Fitting a spike bumper

To ﬁt a spike bumper – contact your service agent.

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Contents Operator′s manual Key to symbols KEY to SymbolsContents Machine′s safety equipment Safety InstructionsPersonal protective equipment Chain brake and hand guard Throttle lock Stop switchChain catcher Right hand guardChecking brake band wear MufﬂerChecking the hand guard Checking the brake trigger Checking the inertia brake releaseThrottle lock Chain catcherCutting equipment Stop switchGeneral rules Vibration damping systemBar Cutting equipment designed to minimise kickbackChain Some terms that describe the bar and chainGeneral information on sharpening cutting teeth Sharpening your chain and adjusting raker clearanceWith a badly sharpened chain Setting the raker clearance General advice on setting raker clearanceTensioning the chain Sharpening cutting teethChain oil Lubricating cutting equipmentFilling with chain oil Checking chain lubricationNeedle bearing lubrication Lubricating the bar tip sprocketChecking wear on cutting equipment Chain drive sprocketWhat is kickback? How to avoid kickbackDo not let go of the handles General safety precautions Starting Fuel safetyGeneral working instructions Basic safety rulesTransport and storage General Basic cutting techniqueTerms CuttingLimbing Tree felling techniqueSafe distance Felling directionFelling Clearing the trunk and preparing your retreatDirectional cuts Felling cutCutting the trunk into logs Freeing a tree that has fallen badly General adviceFreeing a trapped tree Cutting trees and branches that are in tensionWhat is what on the chain saw? What is WHAT?Fitting the bar and chain AssemblyFitting a spike bumper Working with the chainFuel Fuel HandlingFollowing applies to chain saws with catalytic converters Fuelling Chain oilStarting and stopping Starting and StoppingCold engine Warm engineStopping Carburettor MaintenanceCorrectly adjusted carburettor Fine adjustment of the idle speed TStarter High speed jet HSpark plug Air ﬁlterTensioning the recoil spring Changing a broken recoil springWhen making adjustments Adjustment of the oil pumpMufﬂer Needle bearing lubricationHeated handles CS 2147W, CS 2152W Centrifugal cleaning TurboElectrical carburettor heating CS 2147WH, CS 2152WH Winter useWeekly maintenance Daily maintenanceMonthly maintenance Below you will ﬁnd some general maintenance instructionsTechnical data Technical DataBar and chain combinations Applies to Europe only EC-declaration of conformityCispr 121997, EN608 Page 1088890-26