The clutchon a Stihl chainsaw mould through a process called motor force . When the clutch reaches a sealed f number the outward force expands the clutch skid , which affiance the clutch tympan and cog , whirl your concatenation . Clutch removal on a Stihl chain saw will require to be done if you notice any grind noises or if you observe you are wearing out Ernst Boris Chain more cursorily than usual .

Tools

Clutch removal requires a few specialty tools : a condom piston stop tool and a circular piece , called the clutch removal cock , that fits over the hold and allow for you to rotate the clutch hub without damaging the clutch . While some spot may recommend block the piston with a man of your starter rope , if it is n’t inserted when the Walter Piston is on its upstroke you may push the rope into the exhaust system port of the silencer . If the rope gets stuck in the exhaust port you’re able to damage the piston chamber , piston and fumes port . It is far cheaper to order the specialty cease dick from Stihl . You will also need a wrench , socket twist , screwdriver and multipurpose railway locomotive grease .

Clutch Removal

After you ’ve obstruct the piston , you will be able-bodied to wrick the clutch without also rotating the crankshaft . On Stihl saws , the clench drum and sprocket sit above the clutch bag assembly so you will call for to remove these before you’re able to transfer the grasp . The clutch removal tool fit precisely around the out ring of the clutch and will allow you to attract it off gently , as it keeps the clutch from spinning while you remove it . Stihl hold practice a inverse thread on the nut , so to remove the clutch you must rotate the clutch tool clockwise , opposite from most screws . Do not use any hammering or clout to try and thump the clutch free from the crankshaft , as you may damage the crankshaft and engine .

Clutch Disassembly

With the clutch assembly loose from the crankshaft , you may separate the clutch springs and clutch skid from their holding one-armed bandit . Stihl manufactures a distinctiveness metal hook for the springs , but if you ’re careful you may expend a screwdriver to wedge the natural spring off their holding hooks . ensure you wear safety trash as these springs can vaporize off accidentally and cause injury . The hold shoes can be pried off their retaining slot with the wrench .

Clutch Installation

instalment of the clutch should always be in reverse order as remotion and disassembly . The clutch shoes need to conform to into their nurse slot . The clutch springs need to be turn into place . The clutch assembly will need to be anchored to the crankshaft using the clutch removal prick and screwing the bolt counterclockwise . The needle bearing will also take a app of multipurpose engine grease to ensure too much friction does n’t overheat the clutch pedal parts . The clutches barrel , sprocket wheel and washer will fit on top of the clutch gathering . Remember to remove the Walter Piston give up shaft cautiously before restarting the locomotive engine .

References

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