Enginefailstostart
Enginerunserratically
1. PTO/BladeEngageleverengaged.
2. Parkingbrakenotengaged.
3. Sparkplugwire(s)disconnected.
4. Throttle/Chokecontrollevernot incorrect
startingposition.
5. Chokenotactivated
6. Fueltankempty,or stalefuel.
7. BIockedfuelline.
8. Faultysparkplug(s).
9. Engineflooded.
10. BlownFuse(s)
1. UnitrunningwithCHOKEactivated.
2. Sparkplugwire(s)loose.
3. Blockedfuellineor stalefuel.
4. Ventingas capplugged.
5. Waterordirt infuel system.
6. Dirtyair cleaner.
Engineoverheats 1. Engineoillevellow. 1.
2. Airflowrestricted. 2.
Enginehesitatesat highRPM 1. Sparkpluggaptoo close. 1.
Engineidlesrough 1. Sparkplugfouled,faultyor gaptoo wide. 1.
2. Dirtyair cleaner. 2.
Excessivevibration
Mowerwillnot mulchgrass
Unevencut
1. Cuttingbladelooseor unbalanced.
2. Damagedor bentcuttingblade.
1. Enginespeedtoo low.
2. Wetgrass.
3. Excessivelyhighgrass.
4. Dullblade.
1. Decknotleveledproperly.
2. Dullblade.
3. Uneventirepressure.
1. Placeleverindisengaged(OFF)position.
2. Engageparkingbrake.
3. Connectwire(s)to sparkplug(s).
4. PlaceThrottle/Chokeleverintothe FASTposition.
5. MovetheThrottle/Chokeleverintothe Choke
position.
6. Filltankwithclean,fresh(lessthan30 daysold) gas.
7. Replacethefuel lineandreplacefuel filter.
8. Clean,adjustgapor replaceplug(s).
9. Crankenginewiththrottlein FASTposition.
10. ReplaceFuse(s)
1. DeactivatetheCHOKE.
2. Connectsparkplugwire(s).
3. Replacethefuel line;filltankwithclean,fresh
gasolineandreplacefuel filter.
4. Clearventor replacecap if damaged.
5. Drainfuel tank. Refillwithclean,freshgasoline.
6. Replaceair cleanerpaperelementor cleanfoam
pre-cleaner,ifequipped.
Fillcrankcasewith properamountandweightof oil.
Cleangrassclippingsanddebrisfromaroundthe
engine'scoolingfinsandhousing.
Removesparkplugandresetthe gap.
Replacesparkplug.Setpluggap.
Replaceair cleanerelementand/orcleanpre-
cleaner.
1. Tightenbladeandspindle.
2. Replaceblade.
1. Placethrottlein FAST(rabbit)position.
2. Donotmulchwhengrassis wet.
3. Mowonceat a highcuttingheight,thenmowagain
atdesiredheightor makea narrowercuttingswath.
4. Sharpenor replaceblade.
1. Performside-to-sidedeckadjustment.
2. Sharpenor replaceblade.
3. Checktire pressureinallfour tires.
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