Toro 74722 - Servicing the Spark Plug

4.Slowlypourapproximately80%ofthespeciedoil
intothellertubeandslowlyaddtheadditionaloilto
bringittotheFullmark(Figure32).
B
A
C
D
E
F
g027484
Figure32
ChangingtheEngine-OilFilter
ServiceInterval:Every200hours—Changetheoillter
(moreoftenindusty,dirtyconditions).
Note:Changetheengine-oilltermorefrequentlywhen
operatingconditionsareextremelydustyorsandy.
1.Draintheoilfromtheengine;refertoServicingthe
EngineOil(page30).
2.Changetheengineoillter(Figure33).
B
A
C D
E
F
3/4
g027477
Figure33
Note:Ensurethattheoil-ltergaskettouchesthe
engineandthenanextra3/4turniscompleted.
3.Fillthecrankcasewiththepropertypeofnewoil;refer
toChangingtheEngineOil(page31).
ServicingtheSparkPlug
ServiceInterval:Every100hours—Checkthesparkplug(s).
Makesuretheairgapbetweenthecenterandsideelectrodes
iscorrectbeforeinstallingthesparkplug.Useaspark-plug
wrenchforremovingandinstallingthesparkplug(s)anda
gappingtool/feelergaugetocheckandadjusttheairgap.
Installanewsparkplug(s)ifnecessary.
Type:NGKBPR4ES
AirGap:0.76mm(0.03inch)
32