Craftsman Professional 247.38109 Operator's Manual page 21

Beforeperforming anytypeof maintenance/service, disengage all
controlsandstoptheengine. W aituntilall movingpartshavecometo
a complete stop.Disconnect sparkplugwireand ground it against t he
engineto prevent u nintended starting. A lwayswearsafetyglassesduring
operation or whileperforming anyadjustments or repairs.
Enginefails to start
Enginerunserratic
Engineoverheats 1.
2.
Occasionalskips(hesitates) 1.
Idlespoorly 1.
2.
Excessive vibration 1.
2.
Mowerwill not mulchgrass 1.
Unevencut
Mowerwill not self propel
1. Bladecontroldisengaged.
2. Sparkplug bootdisconnected.
3. Fueltank emptyor stale fuel.
4. Faultyspark plug.
5. Engineflooded.
6. Blockedfuel line.
1. Sparkplug bootloose.
2. Stalefuel.
3. Ventin gas cap plugged.
4. Wateror dirt in fuel system.
5. Dirtyair cleaner.
6. Blockedfuel line.
.
.
1.
1.
.
.
Engineoil levellow.
Air flow restricted.
Sparkpluggap too close.
Sparkplugfouled,faulty,or gap too wide.
Dirtyair cleaner.
Cuttingbladelooseor unbalanced.
Bentcuttingblade.
Wetgrass.
Excessively high grass.
Dullblade.
Dullblade.
Beltnot installedproperly.
Debriscloggingdriveoperation.
Damagedor worn belt.
1. Engageblade control.
2. Connectwireto spark boot.
3. Filltankwith clean, freshgasoline.
4. Clean,adjustgap,or replace.
5. Waita few minutesto restart.
6. Contactyour SearsParts& RepairCenterto have
fuelline cleaned.
1. Connectand tightenspark plug boot.
2. Filltankwith clean, freshgasoline.
3. Clearvent.
4. Runengineuntil it stopsfrom lack of fuel. Refillwith
freshfuel.
5. Referto Air Cleanerin EngineMaintenancesection.
6. Contactyour SearsParts& RepairCenterto have
fuelline cleaned.
1. Fillcrankcasewith properoil.
2. Cleanarea aroundand on topof engine.
1. Adjustgap to .020".
1. Resetgap to .020"or replacesparkplug.
7. Referto Air Cleanerin EngineMaintenancesection.
1. Tightenbladeand adapter.Balanceblade.
2. Replaceblade.
1. Do notmow whengrassis wet;wait until
laterto cut.
2. Mowonce at a highcuttingheight,then mowagain
at desiredheightor makea narrowercuttingpath.
3. Sharpenor replaceblade.
1. Sharpenor replaceblade.
1. Checkbeltfor properpulleyinstallationand
movement.
2. Stopengine,disconnectspark plug boot,
and cleanout debris.
3. Contactyour SearsServiceCenter.
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