Navistar MaxxForce 7

SECTION4–ENGINEOPERATION
Operation(cont.)
RADIATORSHUTTLEENABLE(RSE)
RSEisanoptionalfeaturethatprovidesasignaltoopenorclose
theradiatorshutters.Closingtheshutterswillkeeptheengine
warmduringcoldweatheroperation.
ROADSPEEDLIMITING(RSL)
RSLisanoptionalfeaturethatlimitsthetopvehiclespeedthe
ECMallows.RSLissettooneofthefollowingtwopositions:
•OFF
•Vehiclespeedtobedeterminedbycustomer,uptoa
maximumof204kph(127mph)
TohavetheRSLset,changed,orturnedoff,seeanauthorized
serviceprovider.
ROADOPERATION
Correctroadoperationofyourvehicleprovidesthefollowing:
•Satisfactoryengineperformance
•Maximumfueleconomy
•Longservicelife
Generalguidelinesforcorrectroadoperation:
1.Usethelowestgeartogetthevehiclemoving.Thisallows
theenginetoeasilymovetheload.
2.Acceleratesmoothlyandevenlytoengine'sratedspeed.
Rapidaccelerationcauseshighfuelconsumption.
3.T opreventlugging,donotletenginespeedtodropbelow
peaktorquerpmduringfullthrottle.
4.Whenapproachingahill,pressacceleratorsmoothlytostart
theupgradeatfullpower.Downshifttomaintainmaximum
vehiclespeed.
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