Operator's Manual

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g027478
Figure49
5.Installthelefthydraulic-unitshroud(Figure48).
CheckingtheSparkPlug
Important:Replacethesparkplug(s)whenit
has:ablackcoating,wornelectrodes,anoilylm,
cracksorreuseisquestionable.
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeansthattheaircleanerisdirty.
Setthegapto0.76mm(0.030inches).
g027479
Figure50
InstallingtheSparkPlug
Tightenthesparkplug(s)to24.4to29.8N-m(18to
22ft-lb).
g027735
Figure51
CheckingtheSpark
Arrester
ForModelswithaSparkArrester
ServiceInterval:Every50hours
WARNING
Hotexhaustsystemcomponentsmayignite
gasolinevaporsevenafteryoushutoffthe
engine.Hotparticlesexhaustedduringengine
operationmayigniteammablematerials.
Firemayresultinpersonalinjuryorproperty
damage.
Donotrefuelorruntheengineunlessthe
sparkarresterisinstalled.
1.Shutofftheengine,waitforallmovingpartsto
stop,andremovethekey.Engagetheparking
brake.
2.Waitforthemachinetocool.
3.Ifthereareanybreaksinthescreenorwelds,
replacethearrester.
4.Ifthescreenisplugged,removethearresterand
shakethelooseanyparticlesoutofthearrester
andcleanthescreenwithawirebrush(soakit
insolventifnecessary).Installthearresteron
anexhaustoutlet.
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