12A-44MC055 MTD lawn mower

User Manual - Page 19

For 12A-44MC055.

PDF File Manual, 28 pages, Download pdf file

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IMPORTANT:Usedmotoroil may causeskin cancer
if repeatedlyleft incontactwith the skin for prolonged
periods.Althoughthis is unlikelyunlessyou handleused
oilon a dailybasis,it is still advisableto thoroughlywash
yourhandswithsoapand wateras soon as possible
afterhandlingusedoil.
NOTE:Pleasedisposeof usedmotoroil in a mannerthat
is compatiblewiththe environment.We suggestyoutake
it in a sealedcontainerto yourlocal servicestationfor
reclamation.Donot throwit inthe trashor pourit on the
ground.
PaperElement
Air Cleaner Service
Adirty aircleanerwill restrictair flow to the carburetor.
Topreventcarburetormalfunction,servicethe air cleaner
regularly.Servicemorefrequentlywhenoperatingthe
enginein extremelydustyareas.
__k ARNING:Neveruse gasolineor low
flash pointsolventsfor cleaningthe
air cleaner element.A fire or explosion
couldresult.
IMPORTANT:Neverrunthe enginewithouttheair
cleaner.Rapidenginewearwill result.
1. Removethe wing boltandthe air cleanercover.
Removethe elementsand separatethem. See Figure
10-2.Carefullycheck bothelementsfor holesortears
andreplaceif damaged.
2. Foamelement: Wash theelementin a solutionof
householddetergentandwarm water,then rinse
thoroughly,or wash in nonflammableor high flash
pointsolvent.Allowtheelementto dry thoroughly.
Soakthe elementin cleanengineoil and squeezeout
theexcessoil. The enginewill smokeduringinitial
start-upif too muchoil is left inthe foam.
3. Paperelement: Taptheelementlightlyseveraltimes
ona hardsurfaceto removeexcessdirt,or blow
compressedair throughthe filterfrom the insideout.
Nevertry to brushthedirt off; brushingwillforce
dirt intothe fibers.Replacethe paperelementif it is
excessivelydirty.
Foam Element
Figure10-2:Servicingtheaircleaner.
Spark Plug
Spark Plug
Figure10-3:Thesparkplugandboot.
Spark Plug Service
__i= ARNING:DONOT check for spark
with spark plugremoved. DONOTcrank
enginewith spark plugremoved.
Toensureproperengineoperation,thesparkplug must
beproperlygappedandfree of deposits.
1. Removethe spark plug bootand usea sparkplug
wrenchto removethe plug.See Figure10-3.
,_ WARNING:if the engine has been
running, the muffler will be very hot. Be
carefulnot to touch the muffler.
2. Visuallyinspectthe sparkplug.Discardthe sparkplug
if thereis apparentwear,or if the insulatoriscracked
orchipped.Cleanthe sparkplug with a wirebrushif it
is to be reused.
WARNING
Never use gasoline
or low flash point sol-
vents for cleaning the
air cleaner element.
A fire or explosion
could result.
DO NOT check for
spark with spark plug
removed. DO NOT
crank engine with
spark plug removed.
if the engine has
been running, the
muffler will be very
hot. Be careful not to
touch the muffler.
19
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