Toro 37797 - Lubricating the Hex Shaft; Replacing the Spark Plug

2.Slideanoil-drainpanunderthedrainextension
andremovetheoil-draincap.
3.Draintheoil.
Note:Disposeoftheusedoilproperlyatalocal
recyclingcenter.
4.Installtheoil-draincap.
5.Fillthecrankcasewithoil.
LubricatingtheHexShaft
ServiceInterval:Yearly—Lubricatethehexshaft.
Lightlylubricatethehexshaftyearlywithautomotive
engineoil(Figure39).
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Figure39
1.Hexshaft
3.Rubberwheel
2.Steelfrictionpulley
Important:Donotgetoilontherubberwheelor
thesteelfrictionpulleybecausethetractiondrive
willslip(Figure39).
1.Drainthefuelfromthefueltank.
2.Tipthemachineforwardontoitsaugerhousing
andblockitsothatitcannotfall.
3.Removethebackcover(Figure40).
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Figure40
1.Screws
4.Movethespeed-selectorlevertoPositionR2.
5.Dipyourngerinautomotiveengineoiland
lightlylubricatethehexshaft.
6.Movethespeed-selectorlevertoPosition6.
7.Lubricatetheotherendofthehexshaft.
8.Movethespeed-selectorleverforwardand
rearwardafewtimes.
9.Installthebackcoverandreturnthemachineto
theoperatingposition.
ReplacingtheSparkPlug
ServiceInterval:Every100hours—Replacethe
sparkplug.
WARNING
Replacingthesparkplugwhiletheengineis
hotcanresultinburns.
Waituntiltheengineiscooltoreplacethe
sparkplug.
UseaTorosparkplugorequivalent(Champion®
RN9YCorNGKBPR6ES).
1.Removetheboot(Figure41).
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