Operator's Manual

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Thebatteryisdischarged.
1.Chargethebatteryorreplaceit.
2.Theelectricalconnectionsare
corrodedorloose.
2.Checktheelectricalconnectionsfor
goodcontact.
Thestarterdoesnotcrank(electric-start
machinesonly).
3.Therelayorswitchisdamaged.
3.ContactyourAuthorizedService
Dealer.
1.Thefueltankisempty.1.Fillthetankwithfreshfuel.
2.Thefuel-shutoffvalveisclosed.2.Openthefuel-shutoffvalve.
3.Thecontrolsarenotinneutral.3.Movethecontrolstoneutral.
4.Thechokeisnoton.
4.Movethechokeleverfullyforward.
5.Theaircleanerisdirty.
5.Cleanorreplacetheair-cleaner
elements.
6.Thespark-plugwireislooseor
disconnected.
6.Installthewireonthesparkplug.
7.Thesparkplugispitted,fouled,orthe
gapisincorrect.
7.Installanew,correctlygappedspark
plug.
Theenginedoesnotstart,startshard,or
failstokeeprunning.
8.Dirt,water,orstalefuelisinfuel
system.
8.ContactyourAuthorizedService
Dealer.
1.Theengineloadisexcessive.1.Reducethegroundspeed.
2.Theaircleanerisdirty.
2.Cleanorreplacetheair-cleaner
elements.
3.Theoillevelincrankcaseislow.
3.Checkandaddoiltothecrankcase.
4.Thecoolingnsandairpassages
undertheengineblowerhousingare
plugged.
4.Removeanyobstructionsfromthe
coolingnsandairpassages.
5.Thesparkplugispitted,fouled,orthe
gapisincorrect.
5.Installanew,correctlygappedspark
plug.
Theenginelosespower.
6.Dirt,water,orstalefuelisinfuel
system.
6.ContactyourAuthorizedService
Dealer.
1.Theengineloadisexcessive.1.Reducethegroundspeed.
2.Theoillevelincrankcaseislow.
2.Checkandaddoiltothecrankcase.
Theengineoverheats.
3.Thecoolingnsandairpassages
undertheengineblowerhousingare
plugged.
3.Removeanyobstructionsfromthe
coolingnsandairpassages.
Thereisabnormalvibration.1.Theenginemountingboltsareloose.1.Tightentheenginemountingbolts.
1.Theparkingbrakeisengaged.1.Disengagetheparkingbrake.
2.Thehydraulic-uidlevelislow.2.Checkandaddhydraulicuid.
3.Thetowvalvesareopen.
3.Closethetowvalves.
Themachinedoesnotdrive.
4.Thehydraulicsystemisdamaged.
4.ContactyourAuthorizedService
Dealer.
1.Sandordebrishasbuiltupinatooth
rootofthedrivesprocket.
1.Runthechainbackwardandthen
reducethechaintension.
2.Thediggingchainistootight.2.Adjustthediggingchaintension.
3.
Thetrencherboomendbearinghas
failed.
3.ContactyourAuthorizedService
Dealer.
4.Thetrencherdrivesystemisdamaged.
4.ContactyourAuthorizedService
Dealer.
Thechaindoesnotturn.
5.
Thehydraulicsystemisobstructed,
contaminated,ordamaged.
5.
ContactyourAuthorizedService
Dealer.
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