AXLE
CAUTION
Achangeintiresizeoneitherthe
auxiliaryaxlesorthedrive/steer
axlescanchangethecalibration
oftheauxiliaryaxles.Iftiresare
installedwithadifferentloadedra-
dius,thecalibrationproceduremust
berepeated.Failuretodosocan
causeequipmentdamage.
Liftable/Steerableor
Liftable/Non-SteerablePusher
and/orTagAxleCalibration
Procedure
Belowaresomegeneralinstructions
onhowtoadjustandcalibratetheair
controlvalvefortheauxiliaryaxlesto
obtaintheproperloaddistributionof
theaxle(s).Foradditionaloperating
andmaintenanceinstructions,seethe
pusherortagsuspensionmanufacturer
literatureinthegloveboxorcontact
themdirectly.
NOTE
Thisproceduremustbeperformed
priortoplacingthevehicleintoser-
vice.
SettingthePressure-to-LoadRatio
Toobtainthedesiredaxleload
distribution,youmustcorrelatethe
suspensionairgaugepressuretothe
actualaxleloadbyscalingtheaxle
weight(s)andadjustingthepressure
toobtainthedesiredload.Oncethe
desiredloadorloadrangeisachieved,
documentthepressure-to-loadratioor
settingforfutureuse.
(03/17)Y53-6060-1C14-53
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