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-AINTENANCE
-!).4%.!.#%2%0,!#%-%.4/22%0!)2/&4(%
%-)33)/.#/.42/,$%6)#%3!.$3934%--!9"%
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#ARBURETORADJUSTMENT&IG
7!2.).'
4HEBITMAYBESPINNINGDURINGCARBURETORADJUSTMENTS
7!2.).'
.EVERSTARTTHEENGINEWITHOUTTHECOMPLETECLUTCHCOVERAND
GEARCASEASSEMBLED/THERWISETHECLUTCHCANCOMELOOSE
ANDCAUSEPERSONALINJURIES
)NTHECARBURETORFUELISMIXEDWITHAIR7HENTHEENGINEISTEST
RUNATTHEFACTORYTHECARBURETORISBASICALLYADJUSTED!FURTHER
ADJUSTMENTMAYBEREQUIREDACCORDINGTOCLIMATEANDALTITUDE4HE
CARBURETORHASONEADJUSTMENTPOSSIBILITY
4)DLESPEEDADJUSTMENTSCREW
)DLESPEEDADJUSTMENT4
#HECKTHATTHEAIRüLTERISCLEAN7HENTHEIDLESPEEDISCORRECT
THEBITWILLNOTROTATE)FADJUSTMENTISREQUIREDCLOSECLOCKWISE
THE4SCREWWITHTHEENGINERUNNINGUNTILTHEBITSTARTSTOROTATE
/PENCOUNTERCLOCKWISE THESCREWUNTILTHEBITSTOPS9OUHAVE
REACHEDTHECORRECTIDLESPEEDWHENTHEENGINERUNSSMOOTHLYIN
ALLPOSITIONSWELLBELOWTHERPMWHENTHEBITSTARTSTOROTATE
)FTHEBITSTILLROTATESAFTERIDLESPEEDADJUSTMENTCONTACT()4!#()
!UTHORIZED3ERVICE#ENTERS
./4%
3OMEMODELSSOLDAREASWITHSTRICTEXHAUSTEMISSIONREGULATION
DONOTHAVEHIGHANDLOWSPEEDCARBURETORADJUSTMENTS3UCH
ADJUSTMENTSMAYALLOWTHEENGINETOBEOPERATEDOUTSIDEOFTHEIR
EMISSIONCOMPLIANCELIMITS&ORTHESEMODELSTHEONLYCARBURETOR
ADJUSTMENTISIDLESPEED
&ORMODELSTHATEQUIPPEDWITHLOWANDHIGHSPEEDADJUSTMENTS
CARBURETORSAREPRESETATTHEFACTORY-INORADJUSTMENTSMAY
OPTIMIZEPERFORMANCEBASEDONCLIMATEALTITUDEETC.EVERTURN
THEADJUSTMENTSCREWSININCREMENTSGREATERTHANDEGREESAS
ENGINEDAMAGECANRESULTFROMINCORRECTADJUSTMENT)FYOUARENOT
FAMILIARWITHTYPEOFADJUSTMENTASSISTANCE()4!#()!UTHORIZED
3ERVICE#ENTERS
7!2.).'
7HENTHEENGINEISIDLINGTHEBITMUSTUNDERNOCIRCUMSTANCES
ROTATE
!IRüLTER&IG
4HEAIRüLTERMUSTBECLEANEDFROMDUSTANDDIRTINORDERTOAVOID
o#ARBURETORMALFUNCTIONS
o3TARTINGPROBLEMS
o%NGINEPOWERREDUCTION
o5NNECESSARYWEARONTHEENGINEPARTS
o!BNORMALFUELCONSUMPTION
#LEANTHEAIRüLTERDAILYORMOREOFTENIFWORKINGINEXCEPTIONALLY
DUSTYAREAS
#LEANINGTHEAIRüLTER
2EMOVETHEAIRüLTERCOVERANDTHEüLTER2INSEITINWARMSOAP
SUDS#HECKTHATTHEüLTERISDRYBEFOREREASSEMBLY!NAIRüLTER
THATHASBEENUSEDFORSOMETIMECANNOTBECLEANEDCOMPLETELY
4HEREFOREITMUSTREGULARLYBEREPLACEDBYANEWONE!DAMAGED
üLTERMUSTALWAYSBEREPLACED
./4%
3ATURATETHEELEMENTINCYCLEOILORTHEEQUIVALENT3QUEEZETHE
ELEMENTTODISTRIBUTETHEOILCOMPLETELYANDTOREMOVEANYEXCESSOIL
3PARKPLUG&IG
4HESPARKPLUGCONDITIONISINČUENCEDBY
o!NINCORRECTCARBURETORSETTING
o7RONGFUELMIXTURETOOMUCHOILINTHEGASOLINE
o!DIRTYAIRüLTER
o(ARDRUNNINGCONDITIONSSUCHASCOLDWEATHER
4HESEFACTORSCAUSEDEPOSITSONTHESPARKPLUGELECTRODESWHICH
MAYRESULTINMALFUNCTIONANDSTARTINGDIFüCULTIES)FTHEENGINEIS
LOWONPOWERDIFüCULTTOSTARTORRUNSPOORLYATIDLINGSPEEDALWAYS
CHECKTHESPARKPLUGüRST)FTHESPARKPLUGISDIRTYCLEANITAND
CHECKTHEELECTRODEGAP2EADJUSTIFNECESSARY4HECORRECTGAPIS
MM 4HESPARKPLUGSHOULDBEREPLACEDAFTERABOUT
OPERATIONHOURSOREARLIERIFTHEELECTRODESAREBADLYERODED
./4%
)NSOMEAREASLOCALLAWREQUIRESUSINGARESISTORSPARKPLUGTO
SUPPRESSIGNITIONSIGNALS)FTHISMACHINEWASORIGINALLYEQUIPPED
WITHRESISTORSPARKPLUGUSESAMETYPEOFSPARKPLUGFOR
REPLACEMENT
'EARCASE&IG
!PPLYAGOODQUALITYLITHIUMBASEDGREASETHROUGHTHEGREASE
üTTING,UBRICATIONSHOULDBEAPPLIEDATHOURINTERVALSANDMORE
FREQUENTATHEAVYUSE
&UELüLTER&IG
2EMOVETHEFUELüLTERFROMTHEFUELTANKANDTHOROUGHLYWASHITIN
SOLVENT!FTERTHATPUSHTHEüLTERINTOTHETANKCOMPLETELY
./4%
)FTHEüLTERISHARDDUETODUSTANDDIRTREPLACEIT
&ORLONGTERMSTORAGE
$RAINALLFUELFROMTHEFUELTANK3TARTANDLETENGINERUNUNTILIT
STOPS2EPAIRANYDAMAGEWHICHHASRESULTEDFROMUSE#LEANTHE
UNITWITHACLEANRAGORTHEUSEOFHIGHPRESSUREAIRHOSE0UTAFEW
DROPSOFTWOCYCLEENGINEOILINTOTHECYLINDERTHROUGHTHESPARK
PLUGHOLEANDSPINTHEENGINEOVERSEVERALTIMESTODISTRIBUTEOIL
#OVERTHEUNITANDSTOREITINADRYAREA
-AINTENANCESCHEDULE
"ELOWYOUWILLüNDSOMEGENERALMAINTENANCEINSTRUCTIONS&OR
FURTHERINFORMATIONPLEASECONTACT()4!#()!UTHORIZED3ERVICE
#ENTERS
$AILYMAINTENANCE
o#LEANTHEEXTERIOROFTHEUNIT
o#HECKTHATTHEDRILLINGATTACHMENTISPROPERLYCENTREDSHARPAND
WITHOUTCRACKS!NOFFCENTREDBITINDUCESHEAVYVIBRATIONSTHAT
MAYDAMAGETHEUNIT
o#HOCKTHATTHEDRILLINGATTACHMENTISSUFüCIENTLYTIGHTENED
o#HECKTHATNUTSANDSCREWSARESUFüCIENTLYTIGHTENED
7EEKLYMAINTENANCE
o#HECKTHESTARTERESPECIALLYCORD
o#LEANTHEEXTERIOROFTHESPARKPLUG
o2EMOVETHESPARKPLUGANDCHECKTHEELECTRODEGAP!DJUSTIT
TOMMORCHANGETHESPARKPLUG
o#HECKTHATTHEAIRINTAKEATTHESTARTERISNOTCLOGGED
o#HECKTHATTHEANGLEGEARISüLLEDWITHGREASEUPTO
o#LEANTHEAIRüLTER
-ONTHLYMAINTENANCE
o2INSETHEFUELTANKWITHGASOLINEANDCLEANFUELüLTER
o#LEANTHEEXTERIOROFTHECARBURETORANDTHESPACEAROUNDIT
1UARTERLYMAINTENANCE
o#LEANTHECOOLINGüNSONTHECYLINDER
o#LEANTHEFANANDTHESPACEAROUNDIT
o#LEANTHEMUFČEROFCARBON
#!54)/.
#LEANINGOFCYLINDERüNSFANANDMUFČERSHALLBEDONEBYA
()4!#()!UTHORIZED3ERVICE#ENTERS
Summary of Contents for DW25EF
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