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MAINTENANCE SCHEDULE
Beforeperforminganytypeofmaintenance/service,disengageall
controlsandstoptheengine.Waituntilallmovingpartshavecometo
acompletestop.Disconnectsparkplugwireandgroundit toprevent
unintendedstarting.Alwayswearsafetyglassesduringoperationor while
performinganyadjustmentsor repairs.
Followthe maintenanceschedulegiven below.Thischartdescribes
serviceguidelinesonly.Usethe ServiceLogcolumnto keeptrackof
completedmaintenancetasks.To locate the nearest Sears Service
Centeror to scheduleservice,simplycontactSearsat
1-800-4-MY-HOME®.
EachUse
1st5 - 8 hours
25 hours
50 hours
Annuallyor 100hours
BeforeStorage 1. Fuelsystem
Underheavyloador inhightemperatures
1. Engineoil level
2. Looseor missinghardware
3. Unit and engine.
1. Engineoil
1. Engineoilt
2. Air cleaner
3. Controllinkagesand pivots
1. Engineoil
1. Sparkplug
= =
1. Check
2. Tightenor replace
3. Clean
1. Change
1. Change
2. Cleanor replace
3. Lubewith light oil
1. Change
1. Cleanand adjust gap,orelse
replacewithnewplug.
1. Runengineuntilit stopsfrom lack of
fuelor adda gasolineadditiveto the
gasin thetank.
Alwaysstopengineanddisconnectsparkplugwire beforeperforming
I anymaintenanceor adjustments.Alwayswear safetyglassesduring
[operationor whileperforminganyadjustmentsor repairs.
GENERAL RECOMMENDATIONS
• Alwaysobservesafetyruleswhenperforming
anymaintenance.
• Thewarrantyon this yardvacuumdoes notcover itemsthat have
beensubjectedto operatorabuseor negligence.To receivefull
valuefromwarranty,operatormustmaintaintheequipmentas
instructedhere.
• Someadjustmentswillhaveto be madeperiodicallyto maintain
yourunit properly.
• Periodicallycheckall fastenersand makesurethesearetight.
ENGINE MAINTENANCE
Checking the Spark Plug
Cleansparkplugandresettheelectrodegapto 0.020"at leastonce a
season;replaceevery100hoursof operation.
• Cleanareaaroundthe spark plug base.Do not sandblastspark
plug.Sparkplugshouldbecleanedby scrapingorwire brushing
andwashingwith a commercialsolvent.
/f Electrode Porcelain
.020inch(.51ram)gap
Figure17
J
Removeand inspectthe sparkplug.Checkgap to make sureit is
setat .020".SeeFigure17.
• Replacethe sparkplugif electrodesare pitted,burned,or the
porcelainis cracked.
16
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