Peterbilt 386 2017 - Automatic and Automated Transmissions

OPERATINGTHETRANSMISSION
b.Downshifts:pressaccelerator,
increaseengineandgear
speedtotheRPMrequiredin
thelowergear.
4.Nowquicklypressthepedalto
disengagetheclutchandmove
thegearshiftlevertothenextgear
speedposition.
5.Releasethepedaltoengagethe
clutch.
AutomaticandAutomated
Transmissions
Anautomaticorautomated
transmissionmakesshiftingmuch
easier.Itremainsimportantto
completelyunderstandhowtooperate
thetransmissiontooptimizeits
efciency.Pleasereadthemanual
foryourautomaticorautomated
transmissionincludedwithyour
vehicle.
Forautomatedtransmissions,thereis
no“park”position.So,youwillneedto
applytheparkingbrakebeforeleaving
thecab.
HillHold
Thehillholdfeatureisavailableas
anoptionwithcertainautomated
transmissions.Thisfeatureholdsthe
vehiclewhileonahilltoallowthe
operatortoreleasetheservicebrakes
andpresstheaccelerator.Thisfeature
willholdthevehicleifthevehicleis
attemptingtogoupahillfromastopin
eitherdriveorreverse.
WARNING!
Donotleavethecabofyourvehicle
withoutapplyingtheparkingbrake.
Thetruckcouldrollandcausean
accidentresultingindeathorper-
sonalinjury.Alwaysapplythepark-
ingbrakebeforeyouleavethecab.
4-18Y53-6076-1B1(03/17)
4
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