Echo CS-450P Operator's Manual

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Echo CS-450P Operator's Manual Manual pdf 16 page image

16CS-450PSTOPIgnition switchThrottle triggerUnlock chain brakeRUNNING• When engine starts, keep idling for a fewminutes.• Set the brake lever in the unlocked positionbefore starting to cut.• Pull throttle trigger gradually and increaserevolution of the engine.• The chain starts running when the enginereaches 4000 r/min approximately.• Confirm proper acceleration and lubrication ofchain and bar.• Do not run the engine at high speedunnecessarily.• Be sure that saw chain stops moving whenthrottle trigger is released.STOPPING• Release throttle trigger and move ignition switchdown to “STOP” position.NOTEIf engine does not stop, pull choke control knobout fully to stop engine.Return the unit to your authorized ECHO dealerto check and repair stop switch before startingthe engine again.CHECKING CHAIN TENSION• Chain tension should be checked frequentlyduring work and corrected as necessary.• Tension the chain as tight as possible, but so itcan still be pulled easily along the bar by hand.CAUTIONDo not operate with a loose chain.CHAIN LUBRICATION TESTHold the chain just above a dry surface and openthe throttle to half speed for 30 seconds.A thin line of “thrown” oil should be seen on the drysurface.