Craftsman 247.370310 - Troubleshooting; Common Mower Problems and Solutions

Disconnectthe sparkplug wireand grounditagainstthe engineto prevent
unintendedstarting. Beforeperforminganytypeof maintenance/service,
disengageall controlsandstopthe engine.Waituntil a[Imovingparts
havecometo acompletestop.Alwayswearsafetyglassesduringoperation
orwhile performinganyadjustmentsorrepairs.
Thissectionaddressesminorserviceissues.TolocatethenearestSearsServiceCenterorto scheduleservice,simplycontactSearsat1-800-4-MY-HOME_.
EngineFailstostart
Enginerunserratic
1. Bladecontroldisengaged.
2. Sparkplugbootdisconnected.
3. Fueltankemptyorstalefuel.
4. Enginenotprimed(Ifequippedwith primer).
5. Faultysparkplug.
6. Engineflooded.
7. Blockedfuelline.
1. Sparkplugbootloose.
2. Stalefuel.
3. Ventingascapplugged.
4. Waterordirt infuelsystem.
5. Dirtyaircleaner.
6. Blockedfuelline.
Engineoverheats 1. Engineoillevellow.
2. Airflow restricted.
Occasionalskips(hesitates) 1. Sparkpluggaptooclose.
Idlespoorly 1. Sparkplugfouled,faulty,orgaptoowide.
2. Dirtyaircleaner.
Excessivevibration 1. Cuttingbladelooseorunbalanced.
2. Bentcuttingblade.
Mowerwill notmulchgrass 1. Wetgrass.
Unevencut
2. Excessivelyhighgrass.
3. Dullblade.
1. Wheelsnotpositionedcorrectly.
2. Dullblade.
1. Engagebladecontrol.
2. Connectwireto sparkboot.
3. Filltankwithdean,freshgasoline.
4. PrimeengineasinstructedintheOperationsection.
5. Clean,adjustgap,orreplace.
6. Waitafewminutesto restart.
7. ContactyourSearsParts&RepairCenterto havefuelline
cleaned.
1. Connectandtightensparkplugboot.
2. Filltankwithdean,freshgasoline.
3. Clearvent.
4. Runengineuntilitstopsfromlackoffuel.Refillwithfreshfuel.
5. RefertoAirCleanerinEngineMaintenancesection.
6. ContactyourSearsParts&RepairCenterto havefuelline
cleaned.
1. Fillcrankcasewithproperoil.
2. Cleanareaaroundandontopof engine.
1. Adjustgap.Referto SparkPluginEngineMaintenancesection.
1. Resetgaporreplacesparkplug.
2. RefertoAirCleanerinEngineMaintenancesection.
1. Tightenbladeandadapter.Balanceblade.
2. Replaceblade.
1. Donotmowwhengrassiswet; waituntil
laterto cut.
2. Mowonceat ahighcuttingheight,thenmowagainatdesired
heightormakeanarrowercuttingpath.
3. Sharpenorreplaceblade.
1. Adjustcuttingheightleveronrightfrontandrightrearwheelto
sameposition.
2. Sharpenorreplaceblade.
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