Navistar International LT Series User Manual

SleeperFeatures
AirConditioningMode
Theairconditioningmodeoperatesmuchliketheheatmode.
Theenginewillbestartedwhenthesleepertemperature
exceeds5
°
Fabovetheoperator-selectedtemperaturesetting.
TheengineshallalwaysberunforthelengthoftheRUNTIME
timer(default20minutes).
Vehicleshouldbepre-conditionedtoacomfortablesleeper
temperature:
•Selectdesiredtemperaturesettingonsleeperpanel
control(availablerangeis58
°
Fto84
°
F/14
°
Cto29
°
C).
•EngageAutomaticClimateControl.
•SetfrontHVACtothefullcoolmodeandthefanspeedto
thehalfspeedsetting(sleeperfanspeedisautomatically
adjustedto33%).
•Thesystemmonitorssleepertemperaturefromthe
sensorlocatedinthecoldairreturn.Whensleeper
temperatureisgreaterthantheoperator-selected
temperatureby5degreesormore,theengineisstarted
(systemwillincreasefanspeedfrom33%to50%).
•ThesystemwilldecreasethesleeperHVACpanel
temperaturesettingby10°.Oncetargettemperatureis
achieved,asmeasuredbythesleepersensor,theengine
willcontinuetorununtiltheRUNTIMEtimerexpires.
•WhentheRUNTIMEtimerexpires,thedriverselected
temperaturewillberestoredtooriginalsetting.Fanspeed
isreturnedto33%andtheenginewillshutdown.
•AprogrammableEngine-OFFtimerwillrequirethatthe
enginemustbeofffor15minutesbeforearestartis
permitted.
ManualClimateControls
NOTE:Ifsleeperairconditioningisdesiredandthemain
cabblowerisnotenabled,theairconditionerwillnot
functionandthemessageActivateFrontBlowerwillappear
ontheelectronicgaugecluster.
Themanualclimatecontrolsallowtheoperatortoadjustthe
temperatureandamountofaircirculatedthroughthesleeper
compartment.
1.FanControl:Turnsthefanonandoff,andcontrolsthe
fanspeeds.Fanspeedwillbelimitedtoapproximately
50%ofmaximumwhentheengineisnotrunning.
111

Navistar International LT Series Specifications

General

Brand	Navistar
Model	International LT Series
Category	Trucks
Language	English