Allison Transmission T 270 User Manual

ResetFM.TheFMautomaticallyresetsoncethenewltershavebeen
installedandtheFLIpressureswitchnolongerdetectslowpressureatthe
lter.
TheFMcanalsoberesetmanuallythroughtheselector(ifallowedinthe
calibration)byeitherofthesemethods:
•PressandholdtheMODEbuttonfor10secondswhileinFMmode.
•Withignitiononandengineoff,shiftbetweenN-R-N-R-N-D-Ntoreset
theFM,pausingnomorethan3secondsbetweenconsecutiveshifts.
TheTRANSSERVICEindicatorilluminatesbrieyfollowingaresetto
acknowledgetheresetwassuccessful.
Ifthevaluedisplayedremainsunchanged,itispossibletheresetmaybe
restrictedtoAllisonDOC
®
only.TheFMstillresetsautomaticallyevenif
restrictedfrommanualresetthroughtheselector.
History.AllisonDOC
®
DiagnosticsProgrammaybeusedtodisplaythe
amountoftransmissionoperationfromtheinitialserviceindicationuntilthe
lterresetoccurred.
CAUTION:Transmissionuidandlterchangefrequencyis
determinedbytheseverityoftransmissionservice.Tohelpavoid
transmissiondamage,morefrequentchangesmaybenecessary
thanrecommendedinthegeneralguidelinesduetooperating
conditionsanddutycycle.
Fortheappropriaterecommendedchangeintervalguidelinesforyourspecic
transmissionconguration,refertoTable5–6.
5.9.8TRANSMISSIONHEALTHMONITOR(TM).Thisprognosticfeature
determinesclutchlifestatusofthetransmission’sclutchesandalertsyouwhen
clutchmaintenanceisrequired.Ithelpsavoidcostlyrepairsanddowntimeby
takingtheguessworkoutofschedulingroutinetransmissionmaintenance,
anditensuresyourtransmissionisoperatingatitsmaximumperformance
level.Theclutchlifestatusisdeterminedbymonitoringthecumulative
changesandthecalculatedrunningclearanceofthetransmissionclutches.
5.9.8.1CLUTCHMAINTENANCENOTIFICATION
TheTMfeaturedetermineswhenclutchmaintenanceisneeded.Ifanyofthe
clutches(exceptlockup)reachesaremaininglifeofapproximately10%or
ifanyoftheclutchrunningclearances(exceptlockup)exceedsamaximum
value,thentheTRANSSERVICEindicatorintheshiftselectorissteadily
illuminatedfromjustafterignitiononuntilignitionisturnedoff.IfTMmodehas
beenaccessedviatheshiftselector,a“TRANSHEALTHOK”or“TRANS
102

Allison Transmission T 270 Specifications

General

Brand	Allison Transmission
Model	T 270
Category	Controller
Language	English