Operator's Manual

g203517
Figure49
1.Ventplug
11.Slowlyaddapproximately6.2L(208oz)uid
totheexpansiontankuntilitstartstocomeout
oftheventplugs.
Important:Usetheuidspeciedin(page
)orequivalent.Otheruidscouldcause
systemdamage.
Important:Monitorthelevelofuidinthe
expansiontanksothatyoudonotoverllit.
12.Tightentheventplugs.
13.Addhydraulicuidtotheexpansiontankuntilit
reachestheuidline(Figure45).
Important:Donotoverll.
14.Installtheexpansion-tankcap.
15.Installtheskidplate(Figure47).
16.Installthefueltank;refertoRemovingtheFuel
Tank(page24).
17.Starttheengineandletitrunforabout2minutes
topurgeairfromthesystem.
18.Shutofftheengineandcheckforleaks.
BleedingtheHydraulicDrive
System
Bleedthetractionhydraulicsystemwheneveryou
performmaintenanceonthehydrostatictransmission
oraddhydraulicuidtotheexpansiontank.
1.Parkthemachineonalevelsurface,move
themotion-controlleverstotheNEUTRAL-LOCK
position,engagetheparkingbrake,andlower
thehopper.
2.Shutofftheengine,andremovethekey.Allow
theenginetocool.
3.Checkthehydraulicuidlevelandaddhydraulic
uidasnecessary;refertoCheckingthe
Hydraulic-FluidLevelfortheDriveSystem(page
31).
4.Supportthemachineonjackstands,high
enoughtoraisethetracksofftheground.
5.Startthemachine.Slowlymovethe
motion-controlleversforwardandreverse5to
6times.
6.Checkthehydraulicuidlevelandaddhydraulic
uidasnecessary.
7.Repeatsteps5and6asnecessaryuntilallthe
airiscompletelypurgedfromthesystem.
Note:Purgingiscompletewhenyouobtain
normalforwardandreversespeed.
8.Lowerthemachineandrepeattheprocedure
withthetracksontheground.
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