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Alwaysstop engine,disconnectspark plugwire, and groundagainst
enginebeforeperforming any type of maintenance on yourmachine.
GENERAL
RECOMMENDATIONS
•
Alwaysobservesafetyruleswhenperformingany maintenance.
•
Thewarrantyon this lawnmowerdoesnot coveritemsthat have
been subjectedto operatorabuseor negligence. T o receivefull
valuefromwarranty,operatormustmaintainthe equipment a s
instructedhere.
•
Changingof engine-governed speedwill voidenginewarranty.
•
All adjustmentsshouldbe checkedat leastonceeach season.
•
Periodically checkall fastenersand make suretheseare tight.
ENGINE
MAINTENANCE
Spark
Plug
Forgood performance, t he spark plug mustbe properlygappedand
freeof deposits.Replacethe spark plug annually.
1.
Disconnectthe cap fromthe spark plug,and removeanydirt from
the sparkplug area.
2.
Use the propersize sparkplug wrenchto removethe spark plug.
NOTE: Replacewith a Champion®RJ19HJsparkplug.
3.
Checkthegap with a wire gauge.See Figure15.Sparkplug gap
shouldbe 0.030in (0.76ram). If necessary,resetthe gap.
4.
install and tightenthe sparkplug to the recommended torque(180
Ib-in[20 Nm]).
5.
Attachthe sparkplug capto thespark plug.
Air Cleaner
A dirty air cleanerwill restrictair flow to the carburetorand causepoor
engineperformance, i nspectthe filter eachtime theengine is oper-
ated.You will needto cleanthe filter morefrequentlyif youoperatethe
enginein verydusty areas.
Cleantheair cleanerevery 25 hoursof operationor once a season.
Replacetheair cleanerannually.
f
Electrode
Figure15
Neverstartor run the enginewith the air cleanerassemblyor theair
filter removed.
Figure16
NOTE:Do notuse pressurizedair or solventsto cleanthe filter.Pres-
surizedair can damagethefilter and solventswill dissolvethefilter.
1.
Loosenscrewand tilt plastichousingcoveron sideof engine
down.See Figure16.
2.
Removeair filter from plastichousingcover.
3.
Toloosendebris,gentlytap the filter on a hard surface,if the filter
is excessively dirty, replacewith a newfilter.
4.
insert cover'stabs into slotsin bottomof base.
5.
Tilt cover up into placeand tighten screw.
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