Important:Alwaysreplacethesparkplugs
whenithasablackcoating,wornelectrodes,an
oilylm,orcracks.
2.Checkthegapbetweenthecenterandsideelectrodes
(
Figure25).Bendthesideelectrode(Figure25)if
thegapisnotcorrect.
RemovingtheSparkPlugs
1.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
2.Disconnectthewiresfromthesparkplugs
(
Figure26).
Figure26
1.Spark-plugwire2.Sparkplug
3.Cleanaroundthesparkplugstopreventdirtfrom
fallingintotheengineandpotentiallycausing
damage.
4.Removethesparkplugsandthemetalwashers.
InstallingtheSparkPlugs
1.Installthesparkplugsandthemetalwasher.Ensure
thattheairgapissetcorrectly.
2.Tightenthesparkplugsto18to22ft-lb(24.4to
29.8N-m).
3.Connectthewirestothesparkplugs(
Figure25).
ReplacingtheFuelFilter
ServiceInterval:Every500hours
Neverinstalladirtylterifitisremovedfromthefuel
line.
1.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
2.Allowthemachinetocooldown.
3.Squeezetheendsofthehoseclampstogetherand
slidethemawayfromthelter(Figure27).
Figure27
1.Fuellter
2.Hoseclamp
4.Removethelterfromthefuellines.
5.Installanewlterandmovethehoseclampsclose
tothelter(Figure27).
ServicingtheFuelTank
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Draingasolinefromthefueltankwhenthe
engineiscold.Dothisoutdoorsinanopenarea.
Wipeupanygasolinethatspills.
•Neversmokewhendraininggasoline,andstay
awayfromanopenameorwhereasparkmay
ignitethegasolinefumes.
1.Parkthemachineonalevelsurfacetoensurethat
thefueltanksdraincompletely.
2.Stoptheengineandremovethekey.
3.Loosenthehoseclampatthefuellterandslideit
upthefuellineawayfromthefuellter(Figure27).
4.Disconnectthefuellinefromthefuellter
(Figure27).
Note:Allowgasolinetodrainintoafuelcontainer
canordrainpan(Figure27).
Note:Thisisthebesttimetoinstallanewfuellter
becausethefueltankisempty.
5.Installthefuellineontothefuellter.Slidethehose
clampclosetothefuelltertosecurethefuelline
(Figure27).
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