Hitachi DA300E User manual

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DA300E
970-42255-210 2007.12
/WNERSMANUAL
"EDIENUNGSANLEITUNG
Mode d’emploi
Manuale d’istruzioni
Gebruiksaanwijzing
Manual del propietario
Manual do proprietário
Ägarhandbok
Betjeningsvejledning
Bruksanvisning
Omistajan opas

GB-1
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"
DA300E
2EADTHEMANUALCAREFULLYBEFORE
OPERATINGTHISMACHINE
/WNERSMANUAL

GB-2
7!2.).'
4HEENGINEEXHAUSTFROMTHISPRODUCT
CONTAINSCHEMICALSKNOWNTOTHE3TATEOF
#ALIFORNIATOCAUSECANCERBIRTHDEFECTSAND
OTHERREPRODUCTIVEHARM
)TISIMPORTANTTHATYOUREADFULLYUNDERSTANDANDOBSERVETHE
FOLLOWINGSAFETYPRECAUTIONSANDWARNINGS#ARELESSORIMPROPERUSE
OFTHEUNITMAYCAUSESERIOUSORFATALINJURY
2EADUNDERSTANDANDFOLLOWALLWARNINGSAND
INSTRUCTIONSINTHISMANUALANDONTHEUNIT
$ONOTTOUCHTHEBITWHENRUNNINGTHEENGINE
%XPLAINSCHOKEPOSITION5PPERSIGNINDICATESCHOKE
CLOSEDANDTHELOWERFULLYOPEN
!LWAYSWEAREYEHEADANDEARPROTECTORSWHEN
USINGTHISUNIT
o2EADTHEMANUALCAREFULLY
o#HECKTHATTHECUTTINGEQUIPMENTISCORRECTLYASSEMBLEDANDADJUSTED
o3TARTTHEUNITANDCHECKTHECARBURETORADJUSTMENT3EE-AINTENANCE
"EFOREUSINGYOURMACHINE

GB-3
'
"
We, Nikko Tanaka Engineering Co., Ltd., 3-4-29 Tsudanuma, Narashino, Chiba, Japan
Declare under our sole responsibility that the product, Power augur model:
to which this declaration relates is in conformity with the essential safety requirements of
directives.
98/37/EC, 89/336/EEC, 2000/14/EC
The following standards have been taken into consideration.
ISO 3864, (EN ISO 12100-1/2)
Manufactured at : Chiba, Japan
Signature:
Position: Director
Yoshio Osada
Serial No. up from E570001
DA300E
)NDEX
Declaration of conformity
3PECIüCATIONS
7HATISWHAT
7ARNINGSANDSAFETYINSTRUCTIONS 
/PERATINGPROCEDURES
-AINTENANCE

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)GNITION3YSTEM････････････････････ %LECTRONIC
3PARK0LUG････････････････････････ .'+"-!OR"-2!
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&UEL･･････････････････････････････ -IXTUREOFGASOLINEANDTWOCYCLEOIL^
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3PECIüCATIONS

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7HATISWHAT
3INCETHISMANUALCOVERSSEVERALMODELSTHEREMAYBESOMEDIFFERENCEBETWEEN
PICTURESANDYOURUNIT5SETHEINSTRUCTIONSTHATAPPLYTOYOURUNIT
2ECOILSTARTER
&UELTANK
3TOPSWITCH
4HROTTLETRIGGER
(ANDLE
,OCKPIN
(ANDLEKNOB
!IRCLEANER
$RIVESHAFT
3TOPSWITCH
4HROTTLETRIGGER
,OCKBUTTON
#ARBURETOR
(ANDLE
3PARKPLUG
-UFČER

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GB-6
7ARNINGSANDSAFETYINSTRUCTIONS
/PERATORSAFETY
o!LWAYSWEARASAFETYFACESHIELDOR
GOGGLES
o!LWAYSWEARHEAVYLONGPANTSBOOTS
ANDGLOVES$ONOTWEARLOOSECLOTHING
JEWELRYSHORTPANTSSANDALSORGO
BAREFOOT3ECUREHAIRSOITISABOVE
SHOULDERLENGTH
o$ONOTOPERATETHISUNITMACHINEWHEN
YOUARETIREDILLORUNDERTHEINČUENCEOF
ALCOHOLDRUGSORMEDICATION
o.EVERLETACHILDORINEXPERIENCED
PERSONOPERATETHEMACHINE
o7EARHEARINGPROTECTION
o.EVERSTARTORRUNTHEENGINEINSIDE
ACLOSEDROOMORBUILDING"REATHING
EXHAUSTFUMESCANKILL
o+EEPHANDLESFREEOFOILANDFUEL
o+EEPHANDSAWAYFROMDRILLING
EQUIPMENT
o$ONOTGRABORHOLDTHEUNITBYTHE
DRILLINGEQUIPMENT
o7HENTHEUNITISTURNEDOFFMAKESURE
THEDRILLINGATTACHMENTHASSTOPPED
BEFORETHEUNITISSETDOWN
o7HENOPERATIONISPROLONGEDTAKEA
BREAKFROMTIMETOTIMESOTHATYOU
MAYAVOIDPOSSIBLEWHITEüNGERDISEASE
WHICHISCAUSEDBYVIBRATION
o"ESURETOCHECKALLFASTENERSONTHE
MACHINETOENSURETHATNOTHINGCAN
COMELOOSEDURINGOPERATION
o"ESURETHATTHEAREAYOUINTENDTODIGIS
FREEOFANYOBSTACLESANDOBSTRUCTIONS
3OMEITEMSMAYBEBURIEDBENEATHTHE
SURFACESUCHASELECTRICWIRINGWATER
LINESETC)FYOUHAVEDOUBTSABOUT
THEIRLOCATIONCONSULTYOURLOCALUTILITY
EXPERTS
o4HISAUGERISDESIGNEDTOBORETHROUGH
EARTH.EVERATTEMPTTOBORETHROUGH
ANYSOLIDOBJECTSSUCHASWOODROCKOR
METAL
o.EVERALTERORREPLACETHEPINSECURING
THEAUGERBITTOTHEPOWERHEAD5SING
ANYTHINGOTHERTHANTHEORIGINALPINCAN
RESULTININJURY
o4HISMODELISDESIGNEDTOACCEPTAN
AUGERBITWITHAMAXIMUMDIAMETEROF
INCHES.EVERATTEMPTTOUSEALARGERBIT
WITHTHISMACHINE
o0RIORTOSTARTINGBESURETHATBOTH
OPERATORSAREINAPOSITIONTOüRMLY
GRASPBOTHHANDLESANDAREABLETOGAIN
SECUREFOOTING.EVEROPERATEONSTEEP
INCLINESWHERETHEPOTENTIALTOFALLIS
INCREASED
o(OLESCREATEDBYTHISMACHINECANBE
DANGEROUSTOOTHERS.EVERLEAVEAHOLE
UNATTENDEDWHEREITMAYCREATEASAFETY
HAZARD
5NITMACHINESAFETY
o)NSPECTTHEENTIREUNITMACHINEBEFORE
EACHUSE2EPLACEDAMAGEDPARTS
#HECKFORFUELLEAKSANDMAKESURE
ALLFASTENERSAREINPLACEANDSECURELY
TIGHTENED
o2EPLACEPARTSTHATARECRACKEDCHIPPED
ORDAMAGEDINANYWAYBEFOREUSINGTHE
UNITMACHINE
o+EEPOTHERSAWAYWHENMAKING
CARBURETORADJUSTMENTS
o5SEONLYACCESSORIESASRECOMMENDED
FORTHISUNITMACHINEBYTHE
MANUFACTURER
7!2.).'
.EVERMODIFYTHEUNITMACHINEINANY
WAY$ONOTUSEYOURDRILLINGTOOL
FORANYJOBEXCEPTTHATFORWHICHITIS
INTENDED
&UELSAFETY
o-IXANDPOURFUELOUTDOORSANDWHERE
THEREARENOSPARKSORČAMES
o5SEACONTAINERAPPROVEDFORFUEL
o$ONOTSMOKEORALLOWSMOKINGNEARFUEL
ORTHEUNITMACHINEORWHILEUSINGTHE
UNITMACHINE
o7IPEUPALLFUELSPILLSBEFORESTARTING
ENGINE
o-OVEATLEASTMAWAYFROMFUELINGSITE
BEFORESTARTINGENGINE
o3TOPENGINEBEFOREREMOVINGFUELCAP
o%MPTYTHEFUELTANKBEFORESTORINGTHE
UNITMACHINE)TISRECOMMENDEDTHAT
THEFUELBEEMPTIEDAFTEREACHUSE)F
FUELISLEFTINTHETANKSTORESOFUELWILL
NOTLEAK
o3TOREUNITMACHINEANDFUELINAREA
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RECOMMENDEDPROCEDURES
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MANUFACTURER
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FUELISLEFTINTHETANKSTORESOFUELWILL
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7!2.).'
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./4%4OACCELERATETHEENGINEBOTH
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THECARBURETORISADJUSTED!FURTHER
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./4%
3OMEMODELSSOLDAREASWITHSTRICT
EXHAUSTEMISSIONREGULATIONDONOT
HAVEHIGHANDLOWSPEEDCARBURETOR
ADJUSTMENTS3UCHADJUSTMENTSMAYALLOW
THEENGINETOBEOPERATEDOUTSIDEOFTHEIR
EMISSIONCOMPLIANCELIMITS&ORTHESE
MODELSTHEONLYCARBURETORADJUSTMENTIS
IDLESPEED
&ORMODELSTHATEQUIPPEDWITHLOWAND
HIGHSPEEDADJUSTMENTSCARBURETORSARE
PRESETATTHEFACTORY-INORADJUSTMENTS
MAYOPTIMIZEPERFORMANCEBASEDON
CLIMATEALTITUDEETC.EVERTURNTHE
ADJUSTMENTSCREWSININCREMENTSGREATER
THANDEGREESASENGINEDAMAGECAN
RESULTFROMINCORRECTADJUSTMENT)FYOU
ARENOTFAMILIARWITHTYPEOFADJUSTMENT
ASSISTANCE()4!#()DEALER
$RILLING
"OTHOPERATORSMUSTHOLDTHEHANDLE
üRMLYWITHBOTHHANDSANDSTAND
üRMLYONSOLIDGROUNDSOTHATYOU
MAYNOTBESWUNGBYTHEUNIT&IG
,OCATETHEEDGEOFAUGERRIGHTON
THESPOTTODIGANDTHENDRIVETHE
AUGERATFULLTHROTTLEFORDIGGING4HIS
ISANEASYJOBTHANKSTOTHEBUILTIN
CENTRIFUGALCLUTCH&IG
2AISEAUGERSLIGHTLYAFTEREVERYFEW
INCHESOFDIGGINGTORELIEVEPRESSURE
ANDCLEANOUTTHEHOLE
4HECLUTCHISMADETOSLIPWHEN
THEAUGERISOVERLOADED7HENTHIS
HAPPENSRAISETHEAUGERSLIGHTLYTO
EASELOAD
7HENABNORMALVIBRATIONORNOISE
ISGENERATEDSTOPTHEENGINEAND
INSPECTTHEUNIT
#!54)/.3INCE$!%ISDESIGNED
ASA47/0%23/.AUGERNEVER
ATTEMPTTOMAKEAUGERWORKWITH
ONLYONETHROTTLELEVERCONTROL
7HENAUGERISSTUCKWHILEDIGGING
ANDHARDTOPULLOUTFROMGROUND
STOPENGINEANDLOCKTHEAUGERBY
THELOCKPINWHICHMAYMAKETHEJOB
EASIER
&IG
4HELOCKPINSETTINGISMADEBY
TURNINGPOWERHEADSLIGHTIYWHILE
PUSHINGTHEPIN4HENTWISTTHEPIN
HANDLECLOCKWISETOLOCK
3TOPPING
/NEORBOTHOFTHETWOOPERATORS
RELEASETHROTTLELEVERGRADUALLYTO
ANIDLEPOSITIONTHENTURNOFFSTOP
SWITCHORBUTTON-0ARTS
./4%)NCASEOFANEMERGENCYJUST
TURNOFFSTOPSWITCHIMMEDIATELY
#LOSEFUELCOCKANDDRAINFUELSYSTEM
FORPROLONGEDSTORAGE
 #HOKELEVER
 &UELCOCK
 #LOSE
 /PEN
 3TARTERHANDLE
 #ARBURETOR
 ,OCKPIN
 ,OCKPINHANDLE
4 )DLEADJUSTINGSCREW
&IG
&IG &IG
&IG
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


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

GB-9
'
"
-AINTENANCE
0ERIODICALCHECK
1) Clean the air cleaner element with
soap and water and dry before reuse.
(Fig. 9)
2) Scrape off the carbon from the spark
plug gap. (Standard gap is 0.60 mm
or 0.023 in.) (Fig.10)
3) Clean the cylinder exhaust port and
muffler. Remove the chips or dust
entered in the cylinder cover or fan
case cover. (Otherwise it may cause
trouble such as overheating.)
4) Inspect carefully for any fuel or oil
leaks.
5) Check all nuts, bolts, screws, etc.
making sure they are tightened.
6) Since the clutch shoes will wear after
a long period of use, it should be
checked occasionally.
,UBRICATION
1) Lubricate gear case by pumping
multi-purpose grease through grease
fitting every 50 hours of operation.
(Fig. 11)
2) Engine speed governor is lubricated
with # 30 weight oil (EP lithum).
The capacity is 0.5 fl.oz. (16ml) and
should be checked every 50 hours of
use at the level check screw. (Fig. 12)
When unscrewing the check screw,
keep the screw side up.
'OVERNORADJUSTMENT
1) Frist with the engine off, loosen screw
A (1).
Pull up governor outer lever (2) and
push down governor spring lever (3),
then at the same time retighten the
screw A (Fig. 12B)
NOTE: After above procedure, make
sure the throttle (4) on the carburetor
gets either of the idle position or the
full open position.
2) To adjust governor, loosen screws (6)
which holds control lever assembly
(5) to crankcase and move the
assembly left or right to obtain
the maximum speed of 6500 rpm
(Moving control lever assembly to left
gives higher rpm and moving to right,
lower rpm) (Fig. 12C)
./4%!LWAYSADJUSTTHROTTLEWIREEND
PLAYBEFOREGOVERNORADJUSTMENT
#!54)/.$ONOTADJUSTTORUNMORE
THANRPM
(1) Air cleaner cover
(2) Pull to remove air
Cleaner cover
(3) Air cleaner element
(4) 0.60 mm
.023 in
(5) Remove carbon or oil
(6) Grease fitting
(7) Level check screw
3) Governor hunting (Varying rpm)
oHunting occurs with insufficient warm up
of engine.
oWhen the governor spring, governor
rod or governor rod spring moves
improperly, hunting may occur. Check
and clean.
oIf governor rod spring becomes
stretched, hunting may occur. Handle
with care or replace.
oIf the gosoline and oil mix ratio is not
correct, hunting may occur. Ratio should
be from 25:1 to 50:1.
oWhen fuel tank or petcock is clogged
with dirt or old fuel, hunting may occur.
Check and clean.
oWhen there is insufficient oil in the
governor, the weights will not operate
properly, resulting in hunting.
Check and refill with gear oil.
oIf the high speed screw on the carburetor
is improperly adjusted, hunting may
occur. Adjust properly.
&IG
&IG
&IG"
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&IG#
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