User Manual

Foreword

Thedescriptionsandserviceprocedurescontainedinthismanualarebasedondesignsand

methodsstudiescarriedoutuptoApril2010.

Theproductsareundercontinuousdevelopment.Vehiclesandcomponentsproducedafterthe

abovedatemaythereforehavedifferentspecicationsandrepairmethods.Whenthisisbelieved

tohaveasignicantbearingonthismanual,supplementaryservicebulletinswillbeissuedtocover

thechanges.

Theneweditionofthismanualwillupdatethechanges.

Inserviceprocedureswherethetitleincorporatesanoperationnumber,thisisareferencetoa

LaborCode(StandardTime).

Serviceprocedureswhichdonotincludeanoperationnumberinthetitleareforgeneralinformation

andnoreferenceismadetoaLaborCode(StandardTime).

Eachsectionofthismanualcontainsspecicsafetyinformationandwarningswhichmustbe

reviewedbeforeperforminganyprocedure.Ifaprintedcopyofaprocedureismade,besureto

alsomakeaprintedcopyofthesafetyinformationandwarningsthatrelatetothatprocedure.The

followinglevelsofobservations,cautionsandwarningsareusedinthisServiceDocumentation:

Note:Indicatesaprocedure,practice,orconditionthatmustbefollowedinordertohavethe

vehicleorcomponentfunctioninthemannerintended.

Caution:Indicatesanunsafepracticewheredamagetotheproductcouldoccur.

Warning:Indicatesanunsafepracticewherepersonalinjuryorseveredamagetotheproduct

couldoccur.

Danger:Indicatesanunsafepracticewhereseriouspersonalinjuryordeathcouldoccur.

MackTrucks,Inc.

Greensboro,NCUSA

Ordernumber:PV776-88969578

Repl:

Allrightsreserved.Nopartofthispublicationmaybereproduced,storedinretrievalsystem,

ortransmittedinanyformsbyanymeans,electronic,mechanical,photocopying,recordingor

otherwise,withoutthepriorwrittenpermissionofMackTrucks,Inc.

USA41614