AIRSYSTEM
andnon-compressingcycle)ina
normalfashionoritmaybedueto
excessiveleaksintheairsystem.
•Inareaswheremorethana30°
F(17°C)rangeoftemperature
occursinoneday,smallamounts
ofwatercanaccumulatein
theairbrakesystemdueto
condensation.Underthese
conditions,thepresenceofsmall
amountsofmoistureisnormal
andshouldnotbeconsideredas
anindicationthatthedryerisnot
performingproperly.
•Anoutsideairsourcehasbeen
usedtochargetheairsystem.
Thisairdidnotpassthroughthe
dryingbed.
Overhaul
Maintenanceintervalstypicalfor
on-highwayoperationwouldbe2-3
years,350,000milesor10,800hours.
Maintenanceintervalstypicalforhigh
dutycycleusagesuchastransitbus,
refusehauler,dumptruck,cement
mixersandoff-highwayoperation
wouldbe1year,100,000milesor
3,600hours.
NOTE
Reviewthewarrantypolicybefore
performinganymaintenance
procedures.Anextendedwarranty
maybevoidedifunauthorized
maintenanceisperformedduring
thisperiod.
Bendix®AD-ISSeriesAir
Dryer
Yourvehiclemaybeequippedwitha
Bendix®AD-ISseriesairdryer.Any
airdryerreplacementshouldbemade
withanidenticalcomponent.
WARNING
Ifadifferentairdryerbrandormodel
isinstalledonthevehicleother
thanwhatwasoriginallyinstalled,
itcouldcausetheairsystemto
notperformcorrectlyunlessthe
fullairsystemdesignisreviewed
andmodicationsmadetocomply
withFederalMotorVehicleSafety
Standards(FMVSS)121-AirBrake
Systems.Failuretoabidebythis
warningandmaintaincompliance
toFMVSS121couldcauseloss
ofvehiclecontrolandmayleadto
deathorseriouspersonalinjury.
5-51
5
Comments to this Manuals