Allison Transmission T 270 User Manual

A:ShiftSelectors
(1)–HoldOverrideButton
(2)–Upshift
(3)–ManualSelect
(4)–Downshift
(5)–ModeButton
(6)–DigitalDisplay
(7)–DisplayMode/DiagnosticButton
B:PushButtonSelectors
(B1)–Common
(B2)–Standard
(B3)–Compact
C:LocationofServiceIconOnVerticalandHorizontalDigitalDisplay
(8)–ServiceIcon
(9)–SelectDisplay
(10)–MonitorDisplay
Figure4–1.TypicalAllisonShiftSelectors
NOTE:5thGenerationpushbuttonshiftselectorsarenotforwards
compatiblewith6thGenerationTCMsand6thGenerationpush
buttonshiftselectorsarenotbackwardscompatiblewith5th
GenerationTCMs.
NOTE:Therstnumberdisplayedinthedigitaldisplayisthehighest
forwardrangeavailableandthesecondnumberisrangeattained
inselectedposition.
Visuallyconrmthattherangeselectedwasattained.Ifdisplayis
ashing,shiftisinhibited.
4.1.2.1USINGSTRIPPUSHBUTTONSELECTORTOSELECTRANGE
RefertoFigure4–2.
NOTE:ThestrippushbuttonselectorsdonotincludeaVacuum
FluorescentDisplay(VFD).Theseinstallationsrequiretheinstallation
ofaseparateSAEJ1939-compatibledisplaystoalerttheoperatorof
conditionsmonitoredbytheoptionalprognosticsfeature.
•R–REVERSE:selectsR(Reverse)gear.
•N–NEUTRAL:itisnotnecessarytopressthisbuttonpriortostarting
thevehicle.
•D–DRIVE:selectsthehighestavailableforwardrange.Transmission
shiftstothestartinggearandwillautomaticallyupshiftthroughthe
gears,asoperatingconditionspermit,untilthehighestavailablegear
isattained.
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Allison Transmission T 270 Specifications

General

Brand	Allison Transmission
Model	T 270
Category	Controller
Language	English