Toro 74901 - Page 38

Figure51
1.Pullthistabouttothe
sideinthedirectionofthe
arrow
3.Pulltheshroudoffofthis
frametabinthedirection
ofthearrow
2.Pulltheshroudoffofthis
frametabinthedirection
ofthearrow
4.Shroud
4.Removethesparkplug.
G008803
Figure52
5.Installthelefthandhydraulicunitshroud(Figure51).
CheckingtheSparkPlug
Important:Nevercleanthesparkplug(s).Always
replacethesparkplug(s)whenithas:ablack
coating,wornelectrodes,anoilylm,orcracks.
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeanstheaircleanerisdirty.
Setthegapto0.030inches(0.76mm).
G008794
1
2
Figure53
InstallingtheSparkPlug
Tightenthesparkplug(s)to18-22ft.-lb(24.4–29.8
N-m).
Figure54
38