Allison Transmission 4000 EVS

5.9.7FILTERLIFEMONITOR(FM).Thisfeatureprovidesanalertwhenthe
transmission’suidltersneedtobereplaced.Ithelpsextendlterchange
intervalstoreduceroutinemaintenancedowntimeandsavesyoumoneyin
thelongrun,allwhileprovidingmaximumprotectionforthetransmission.
TheFLIpressureswitchsignalstheTCMwhenuidexitingthemainlter
dropsbelowapredeterminedpressure.Boththemainandlubeltersmust
bechangedwhentheTRANSSERVICEindicatorintheselectordisplay
indicatesthatthemainltershouldbechanged.Thedifferentialpressurelimit
isveriedforaperiodoftimetobesurethereisnofalseindicationofthe
needtochangelters.
NOTE:The3700/4700/4800modelsdonothavetheFLIpressure
switchandvalvebody.FMisbasedontransmissiondutycycleand
othermeasuredtransmissionparameters,insteadofanFLIpressure
switch.
5.9.7.1FILTERCHANGENOTIFICATION
TheTRANSSERVICEindicatorashesonandofffor2minutesafterD
(Drive)isselected.OncetheFMmodehasbeenaccessedviatheshift
selector,the“OILFILTEROK”or“REPLACEFILTERS”messageisdisplayed
intheselectordisplaywindow.Anacceptablelterlifestatusisdisplayedas
“OILFILTEROK”.Anunacceptablelterlifestatusisdisplayedas“REPLACE
FILTERS”.
DTCP088A,TransmissionFilterMaintenanceAlert,setsalongwiththe
TRANSSERVICEindicatorilluminatingforlterrestriction,butthisDTCdoes
notilluminatetheCHECKTRANSlight.
DTCP088B,TransmissionFilterMaintenanceRequired,illuminatesthe
CHECKTRANSlightiflterserviceisnotperformedwithinacertainperiodof
timeoftheTRANSSERVICEindicatorilluminating.
5.9.7.2READANDRESETFILTERLIFEMONITOR(FM)FROM
SELECTOR
ReadFM.Withengineoffandignitionon,pushtheDISPLAY
MODE/DIAGNOSTIC(DMD)buttonthreetimesonthebump-shiftlever
selectortoenterFMmode.Withengineoffandignitionon,pushthe↑
(Upshift)and↓(Downshift)arrowssimultaneouslythreetimesonthekeypad
pushbuttonselectortoenterFMmode.
Themessage”FILTERSOK”or“REPLACEFILTERS”isdisplayedinthe
selectordisplaywindow.Anacceptablelterlifestatusisdisplayedas
”FILTERSOK”.Anunacceptablelterlifestatusisdisplayedas“REPLACE
FILTERS”.
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