Peterbilt 348 2017 - Page 275

BRAKESYSTEM
•Haveaqualiedmechanic
performadetailedinspection
ifthenotchesarenotfound.
Thepadsandrotorsshould
bemeasuredandcompared
againstthemanufacturers
specicationslocatedinthebrake
manufacturer’sservicemanual.
CaliperDetail
1.BrakeCaliperAssembly
2.LocationofInspection
Grooves
3.NotchesLine-Up(Timeto
scheduleinspectionofPads
andRotors)
4.BrakeRotor
5.BrakeCarrierAssembly
RegularlyinspectcaliperforRunning
Clearance:
•Stopthevehicleonlevelground
andletthebrakescooldown.Hot
brakecaliperscanburnskinon
contact.
•Chockthewheels.
•Temporarilyreleasetheparking
brakes.
•Grabthecaliperandmoveit.This
movementisRunningClearance.
•ProperRunningClearanceis
0.08inch(2mm)ofmovementof
thebrakecaliper(approximately
thethicknessofanickel)inthe
inboard/outboarddirection.
•Haveaqualiedmechanicprovide
furtherinspectionifthecaliper
doesnotmoveorappearstomove
morethanthespeciedclearance.
(03/17)Y53-6060-1C15-65
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