NOTE:Usecautionwhenremovingthebladetoavoid
contactingtheweldboltsonthehousing.
•Whensharpeningthe blade,followthe original angleof grindasa guide.It isextremelyimportant thateachcuttingedgereceivesanequalamountof
grindingto preventan unbalancedblade.Anunbal- ancedbladewill causeexcessivevibrationwhen
rotatingat highspeedsandmaycausedamageto theunit.
•Thebladecanbetestedfor balancebybalancingit ona roundshaftscrewdriverornail.Removemetal fromtheheavysideuntilit is balancedevenly.See figure21.
Nail _\ | _ | t |
Blade
FIGURE 21.
•When reassembling the blade, tighten to between 550 and 650 inch pounds, or lacking torque wrench, tighten securely.
FLAILS
The flails, located inside the housing, may be reversed when they become dull. It is suggested that this procedure be performed by your nearest Sears Service Department.
CARBURETORADJUSTMENT
WARNING: IF ANY ADJUSTMENTS ARE
,_ MADE TO THE ENGINE WHILE THE ENGINE IS RUNNING (E.G. CARBURE-
TOR), KEEP CLEAR OF ALL MOVING PARTS. BE CAREFUL OF HEATED SUR-
FACES AND MUFFLER.
The carburetor has been
ENGINESPEED
Your engine speed has been factory set. Do not attempt to increase engine speed or it may result in personal injury. If you believe the engine is running too fast or too slow, take your
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