operators_manual

SWITCHES
25.FuelHeater
Turnswitchontoactivate
FuelHeater.
26.Generic,Air,Accessory
Providesaccessoryairtothe
endofframeconnectionwhen
switchisturnedon.
SP-
ARE
27.Generic,Spare
Turnswitchontopowercustomer
installedaccessory.
28.IgnitionKeySwitch
Theignitionkeyswitch(locatedto
theleftofthesteeringcolumn)has
fourpositions:ACC(Accessories),
OFF,ON,andSTART .Formore
information,seeIgnitionKey
Switchonpage3-83.
29.Lights,Auxiliary
TurnswitchonforAuxiliaryLights.
30.Lights,Beacon
TurnswitchonforBeaconLight(s).
31.Lights,DaytimeRunning
Lights(DRL)(withoptional
over-rideswitch)
Threecontrols(orconditions)
willaffectwhetherthesystem
isONorOFF:
•headlight(master)switch
•enginecranking
•parkingbrake
Iftheheadlightswitchisturned
OFF,theDRLsystemengages
automaticallyaftertheengine
startsandyoureleasetheparking
brake.Iftheheadlightswitchis
ON,theDRLsystemisoverridden,
andheadlightsoperatenormally.
Also,duringenginecrankingthe
DRListemporarilyturnedoff.
WARNING!
Donotusedaytimerunninglights
(DRL)duringperiodsofdarknessor
reducedvisibility.DonotuseDRLas
asubstituteforheadlightsorother
lightsduringoperationsthatrequire
lightingofyourvehicle.Failureto
complymayresultindeath,personal
injury,equipmentorpropertydam-
age.
32.Lights,Dome
TurnswitchonforCabDome
Lights.
33.Lights,ExteriorLights
Self-Test
Thisswitchwillengageaprogram
whichwillilluminateexterior
lightfortheoperatortoverify
functionality.Pleasereferto
ExteriorLightsSelf-T estonpage
3-71formoredetailonhow
tousetheprogram.
3-60Y53-6076-1B1(03/17)
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