Exmark COMMERCIAL 21 - Emptying the Fuel Tank and Cleaning the Fuel Filter; Adjusting the Self-Propel Drive (Self-Propelled Units Only)

Maintenance
6.Installthesparkplugandthegasketseal.
7.Torquetheplugto17ft-lb(23N-m).
8.Connectthewiretothesparkplug.
EmptyingtheFuelTankand
CleaningtheFuelFilter
ServiceInterval:Every100hours
Thefuellter(screen)elementislocatedinsidethe
fueltank(ifapplicable).
1.Stoptheengineandwaitforittocooldown.
Note:Draingasolineforacoldengineonly.
2.Disconnectthewirefromthesparkplug.
3.Closethefuelvalve.
4.Disconnectthefuellinebylooseningthetube
clampatthecarburetor.
5.Openthefuelvalvebyturningthelevertothe
openposition.
6.Drainthegasolinecompletelyfromthetankand
fuellineintoanapprovedfuelcontainer.
7.Removethefueltankfromthemower.
8.Closethefuelvalve.
9.Pourasmallamountoffuelinthefueltank,move
thefuelaroundinthetank,andpouritoutinto
anapprovedfuelcontainer.
10.Installthefueltankandfuelline.
Adjustments
Note:Waitforallmovingpartstostopandremove
sparkplugwirebeforeservicing,cleaning,ormaking
anyadjustmentstotheunit.
AdjustingtheSelf-Propel
Drive
(Self-PropelledUnitsOnly)
Ifthelawnmowerdoesnotself-propelorhasa
tendencytocreepforwardwhenthecontrolbail
isreleased,adjustthedrivecablenutsasshownin
Figure29.
DANGER
Checkingtheoperationofthemowerwiththe
beltcoverremovedwillallowdebristobethrown
intheoperator'sorbystander'sdirectionandcan
resultinseriouspersonalinjuryordeath.
DoNotoperatetheunitwhencoverisnotin
place.
1.Stoptheengineandwaitforallmovingpartsto
stop.
2.Removethebeltcoverbypullingupwardonthe
backofthecovertounsnapthefrontandback
covertabs.Removeanydebrisunderthecover.
Figure28
1.Beltcovertabs
29