Alwaysstop engine,disconnectsparkplug wire, andground againstengine
before performing anytype of maintenanceon your machine.
GENERAL RECOMMENDATIONS
Always observe safetyruleswhenperforminganymaintenance.
Thewarrantyonthislawnmowerdoesnotcoveritemsthat havebeen
subjected to operatorabuse or negligence. Toreceive full valuefrom
warranty, o peratormustmaintainthe equipment a s
instructed here.
Changing of engine-governed s peed will voidengine warranty.
All adjustments shouldbe checked a t leastonceeachseason.
Periodically c heck all fasteners andmakesurethesearetight.
ENGINE MAINTENANCE
SparkPlug
Forgoodperformance, the sparkplug mustbe properly gapped andfreeof
deposits. R eplace t he sparkplug annually.
1.
Disconnect the capfrom the sparkplug,andremove anydirt from the spark
plugarea.
2.
Use the propersizesparkplug wrench to remove the sparkplug.
NOTE: Replace w ith aChampion RJ2YXLE sparkplug.
3.
Check thegapwitha wiregauge. S eeFigure 15.Spark plug gapshouldbe
0.020in(0.51mm).If necessary, reset t he gap.
4.
Installandtightenthe sparkplugto the recommended t orque(180Ib-in [20
Nm]).
5.
Attachthe sparkplug capto the sparkplug.
Air Cleaner
Adirty air cleaner w ill restrictairflow to thecarburetorandcause poorengine
performance. Inspect t he filter eachtime the engineisoperated. Y ouwill needto
cleanthe filter morefrequentlyif youoperate the engineinverydustyareas.
Clean the air cleaner e very25hoursofoperationor oncea season. R eplace t he air
cleaner a nnually.
f
Electrode
Figure15
.J
f
Figure 16
Neverstart or run the engine with the air cleanerassemblyor the air filter
removed.
NOTE: Donot usepressurized a iror solvents to cleanthe filter. Pressurized air can
damage thefilter andsolvents will dissolve the filter.
1.
Loosen the fastener t hat holdsthe coverandtilt plastichousing coveronside
ofenginedown.SeeFigure 16.
2.
Remove a ir filter from plastichousing cover.
3.
Toloosen debris,gentlytap the filter on a hardsurface. I f the filter is
excessively dirty, replace with a newfilter.
4.
Insertcover's tabsintoslotsinbottomof base.
5.
Tiltcoverup into placeandsecure with fastener.
15