Toro 37805 - Lubrication and Spark Plug Service; Hex Shaft Lubrication; Spark Plug Replacement Procedure

LubricatingtheHexShaft
ServiceInterval:Yearly—Lubricatethehexshaft.
Lightlylubricatethehexshaftyearlywithautomotive
engineoil(Figure36).
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Figure36
1.Hexshaft
3.Rubberwheel
2.Steelfrictionpulley
Important:Donotgetoilontherubberwheelor
thesteelfrictionpulleybecausethetractiondrive
willslip(Figure36).
1.Drainthefuelfromthefueltank.
2.Tipthemachineforwardontoitsaugerhousing
andblockitsothatitcannotfall.
3.Removethebackcover(Figure37).
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Figure37
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(Figure38).
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Figure38
1.Spark-plugboot
2.Cleanaroundthebaseofthesparkplug.
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Figure39
3.Removeanddiscardtheoldsparkplug.
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