Operator's Manual

Note:Allowtheoilintheplanetarydrivetodrain
completely.
6.Examinetheendoftheplug(whichismagnetic)for
metalshavings.
Note:Iftheendoftheplugiscoveredwithmetal
shavings,contactanAuthorizedToroServiceDealer.
7.ExaminetheconditionoftheO-ringsontheplugs.
Note:ReplacetheO-ringifitiswornordamaged.
8.Installtheplugintheportthatisinthe6o’clock
positionoftheplanetarydrive(Figure38).
9.Rotatetheplanetarydrivecounterclockwiseuntilthe
porthasmovedfromthe12o’clockpositiontothe9
o’clockposition(Figure39).
Figure39
1.Plug4.Drainpan
2.Planetarydrive
5.Oilservicingequipment
3.Port(9o’clockposition)
10.Filltheplanetarydrivewithoiluntiltheoilleveliseven
withthethreadsatthebottomoftheport(Figure39).
11.Installtheplugintheportatthe9o’clockpositionof
theplanetarydrive(Figure39).
ServicingtheTrencherDigging
Chain
CheckingtheChainTension
ServiceInterval:Aftertherst10hours
Beforeeachuseordaily
1.Starttheengine.
2.Makeatrenchabout3m(10ft)long.
3.Stopthetrencherchainandlifttheboomoutofthe
trench.
4.Movetheboomtothehorizontalposition(Figure40).
Figure40
1.Lowerwearstrip
3.Chain
2.51to76mm(2to3inch)
gap
5.Stoptheengineandremovethekey.
6.Measurethedistancebetweenthechainandthebottom
ofthelowerwearstrip(Figure40).
•Ifthegapbetweenthelowerwearstripandthe
chainis51to76mm(2to3inch),thechaintension
iscorrect(Figure40).
•Ifthegapissmallerthat51mm(2inch),thechain
tensiontootight;refertoDecreasingtheChain
Tension(page23).
•Ifthegapislargerthat76mm(3inch),thechain
tensiontooloose;refertoIncreasingtheChain
Tension(page24).
Note:Thechaintensionhasasignicantaffecton
theproductivityofthemachine;setthechaintension
aslooseaspossible.
DecreasingtheChainTension
WARNING
Ifyouremovethegreasettingfromtheboom
beforeyoureleasethepressureinthesystem,
personalinjurymayresult.
Beforeremovingthegreasetting,loosen(butdo
notremove)theplugontheoppositesideofthe
boom.
1.Attheleftsideoftheboom,loosenthe4boltsthat
securethelockbarsandthesideplates(Figure41).
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