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3. WithengineOFFbutstillwarm,removeoildrainpluganddrainoil
intoanappropriatereceptacle.SeeFigure13.
Usedoilisahazardouswasteproduct.Disposeofusedoilproperly.
IDonotdiscardwithhouseholdwaste.Checkwithyourlocalauthori-
Ities or SearsServiceCenterfor safedisposal/recyclingfacilities.
4. Reinstalloildrainplugandtightensecurely.
5. Refillthe enginewith recommendedoil. SeeRecommendedOil
Usagechart.The engine'soil capacityis 20 ounces.
Recommended Oil Usage
0il FIll
Oil Drain
Figure13
6. Wipeawayany spilledoil.
Checking Spark Plug
Checksparkplug yearlyor every100operatinghours.
1. Removechokecontrolknobandsafetykey.
2. Loosenand removethe mountingscrewsfromthe snow hood.
SeeFigure14.
3. Slowlyremovethe snow hood,makingsurethatthe primerbulb
hoseand ignitionwireremainconnected.See Figure14inset.
4. Removeandinspectspark plug.
5. Replacesparkplug if porcelainiscrackedor if electrodesare
pitted,burnedor fouledwith deposits.
6. Checkelectrodegap with a feelergaugeand set gap to .030
(0.76ram)if necessary.See Figure15.
7. Reinstallsparkplugandtightensecurely.
8. Remountthe snowhoodto the enginewith themountingscrews,
againmakingsurethe primerbulb hoseand ignitionwireare
connected.
9. Connectthe chokecontrolknobto thechoke shafton the
carburetor.If the chokecontrol knobisnot installedcorrectly,the
chokewill notoperate.
10. Installthe safetykey.
NOTE:A resistorsparkplugmustbe usedfor replacement.Contacta
SearsPartsand RepairCenteror 1-800-4-MY-HOME®for a replace-
mentsparkplug,Champion®partnumberRC12YC.
Carburetor
Enginesoperatedat about3000 to 5000 feet (900 to 1500meters)
abovesealevelmay requirea high altitudecarburetormainjet. If
erraticperformanceis observed,contacta SearsPartsand Repair
Centerfor costto install/purchasea high altitudecarburetormainjet.
,,!
17
g
Screws
Figure14
1..030 (.76 mm)Gap
2. Electrodes
_. Porcelain
Figure15
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