MTD 11B-439Q755 Operator's Manual page 10

Your Lawn
I
WARNING
Always stop engine,
disconnect spark
plug, and ground
against engine before
performing any type o!
maintenance
on
your
machine.
Never tip the mower
more than 900 in
any d rect on and
notleave themower
tipped for any length
of time: Oil can drain
into the upper part of
starting problem:
pressure washer or
i
garden hoseto clean
your unit. These may
cause damage to beaF
ings; or the enginel The
used water Willresult
Figure5-1:Areas of lubrication.
General Recommendations
• Alwaysobservesafetyruleswhen performing
anymaintenance.
• Thewarrantyon this lawnmowerdoesnot cover
itemsthat havebeen subjectedto operatorabuse
or negligence.To receivefull valuefromwarranty,
operatormustmaintainthelawn moweras
instructedhere.
• Changingof engine-governed speedwill void
enginewarranty.
• All adjustmentsshouldbe checkedat leastonce
eachseason.
• Periodicallycheckall fastenersand makesurethese
are tight.
,_ WARNING:Alwaysstop engine,disconnect
sparkplug,and groundagainst engine
before performingany type of maintenance on your
machine.
Deck Care
Cleanundersideof the mowerdeck after eachuse to
preventbuild-upof grass clippingsor otherdebris.
1. Disconnectsparkplug wire. Draingasolinefrom lawn
mower,or placea pieceof plasticunderthe gas cap.
2. Tip mowersothat it restson the housing.Keepthe
sidewith the air cleanerfacingup. Hold mowerfirmly.
_lb ARNING:Never tip the mower more than 90°
in any direction and do not leavethe mower
tipped for any lengthof time. Oil can drain intothe
upper partof the engine causing a starting problem.
3. Scrapeand cleanthe undersideof the deck with a
suitabletool. Do notspraywith water.
4. Putthe mowerback on its wheelson the ground,if
youhad putplasticunderthe gas capearlier,make
sureto removeit now.
Engine Care
A list of key enginemaintenance jobs requiredfor good
performanceby the moweris given below.Followthe
accompanying engine manualfor a detailedlist and
instructions.
1. Maintainoil levelas instructedin enginemanual.
2. Serviceair cleanerevery25 hoursundernormal
conditions.Cleaneveryfew hoursunderextremely
dustyconditions.Poorengineperformanceand
floodingusuallyindicatesthat the air cleanershould
be serviced.Toservicethe air cleaner,referto the
enginemanual.
3. Cleansparkplug and resetthegap once a season.
Sparkplug replacementis recommended at the start
of eachmowingseason.Checkenginemanualfor
correctplugtype and gap specifications.
4. Cleanengineregularlywith a cloth or brush. Keepthe
coolingsystem(blowerhousingarea) cleanto permit
properair circulation.Removeall grass,dirt and
combustible debrisfrom mufflerarea.
Lubrication
* Lubricatepivot pointson theblade controlat least
oncea seasonwith lightoil. The bladecontrol must
operatefreely in both directions.See Figure5-1.
, Lubricatethe wheelsat least oncea seasonwith
lightoil (or motoroil). if wheelsare removedfor any
reason,lubricatesurfaceof the pivotarm and inner
surfaceof thewheelwith light oil. See Figure5-1.
, Lubricatethe torsionspringand pivot pointon the
rear dischargedoor and side mulchplug periodically
with lightoil to preventrust.See Figure5-1.
, Followtheaccompanying engine manualfor lubrica-
tion scheduleand instructionfor engine lubrication.
NOTE:Wedo not recommend the use of a pressure
washeror gardenhoseto cleanyour unit. Thesemay
causedamageto bearingsor the engine.The useof
waterwill resultin shortenedlife and reduceservice-
ability.
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