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Changing Engine Oil
NOTE:Changethe engineoilafter the first 5 hoursof operationand
oncea seasonorevery 50 hoursthereafter.
1. Drainfuelfromtankby runningengineuntilthe fuel tankis empty.
Besurefuel fill cap is secure.
2. Placesuitableoil collectioncontainerunderoildrainplug.
3. Removeoil drain plug.See Figure18.
4. Tip engineto drainoil intothe container.Usedoil mustbe
disposedof at a propercollectioncenter.
Usedoil is a hazardouswasteproduct.Disposeof usedoil properly.
Donotdiscardwith householdwaste.Checkwithyourlocalauthori-
tiesor SearsServiceCenterfor safedisposal/recyclingfacilities.
.
6.
Reinstallthe drainplugand tightenit securely.
Refillwiththe recommendedoil andcheckthe oil level.See
RecommendedOil Usagechart.Theengine'soil capacityis 20
ounces.
u i
Synthetic
(0F)-40o-20 o 0o 200 400
("c) -30° -20 ° -10° 0°
DONOTuse nondetergentoil or 2-strokeengineoil. It couldshorten
the engine'sservicelife.
7. Reinstallthe oil fillercap/dipsticksecurely.
Thoroughlywashyour handswith soapand water as soonas
possibleafterhandling usedoil.
Checking Spark Plug
Oil Drain
Plug
Figure18
Spark Plug
©
SparkPlug Boot
Figure19
J
DO NOTcheckfor sparkwithsparkplugremoved.DO NOTcrank
enginewithsparkplug removed.
Ifthe enginehasbeen running,the mufflerwill be very hot. Be careful
notto touchthe muffler.
NOTE: Checkthe sparkplugoncea seasonor every 25 hoursof
operation.Changethe sparkplug oncea seasonor every100hours.
Toensureproperengine operation,the sparkplug mustbe properly
gappedandfreeof deposits.
1. Removethe sparkplug bootand usea spark plugwrenchto
removethe plug.See Figure19.
2. Visuallyinspectthe sparkplug. Discardthe sparkplug if thereis
apparentwear,or if the insulatoris crackedor chipped.Cleanthe
sparkplugwith a wire brushif it is to be reused.
19
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