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Refillwith therecommendedoil andchecktheoil level.SeeRecommended
OilUsagechart.Theengine'soil capacityis20ounces.
(%-40 °-20 o 0o 20o 40o
(oc) -30° -20° -10 ° 0°
DONOTuse nondetergentoil or 2-strokeengine oil. it couldshorten the
engine'sservicelife.
7. Reinstallthe oil filler cap/dipsticksecurely.
Thoroughlywashyour handswith soapandwater assoonaspossibleafter
handlingusedoil.
CheckingSparkPlug
DONOTcheckfor sparkwith sparkplug removed.DONOTcrankenginewith
sparkplug removed.
Ifthe engine hasbeenrunning,the muffler will bevery hot. Becarefulnot
to touchthe muffler.
NOTE:Checkthe sparkplugonceaseasonor every25 hoursof operation.Change
thesparkplugonceaseasonorevery100hours.Toensureproperengineoperation,
thesparkplug mustbeproperlygappedandfreeof deposits.
1. Removethesparkplugbootandusea sparkplugwrenchto removethe
plug.SeeFigure16.
2. Visuallyinspectthe sparkplug.Discardthesparkplugif thereisapparent
wear,or if theinsulatoriscrackedorchipped.Cleanthesparkplugwith a
wirebrushifit isto be reused.
3.
Measurethe pluggapwith afeelergauge.Correctasnecessarybybending
sideelectrode.SeeFigure17.Thegapshouldbesetto .02-.03inches(0.60-
0.80mm).
4. Checkthatthesparkplugwasherisin goodconditionandthreadthespark
pluginbyhandto preventcross-threading.
5. Afterthe sparkplugisseated,tightenwith asparkplugwrenchto compress
thewasher.
NOTE:Wheninstallinganewsparkplug,tighten1/2-turnafterthesparkplug
seatsto compressthewasher.Whenreinstallinga usedsparkplug,tighten1/8- to
1/4-turnafterthesparkplugseatsto compressthewasher.
Oil Drain
Plug \
Figure15
E
SparkPlug
SparkPlugBoot
Figure16
Electrode
Thesparkplug mustbe tightened securely.Aloosesparkplug can become
very hotandcan damagethe engine.
17
Figure17
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