OPERATOR'S MANUAL

HEATERANDAIRCONDITIONER
HEATERANDAIR
CONDITIONER
Introduction
Thecombinationheater-airconditioner
providescomfortforthoseinthecab
throughaccuratecontrolofthecab
environmentinallweatherconditions.
Regularattentiontotheitemsbelow
willhelpyoukeeptheheater-air
conditionerunitrunningwell.
Keepthevehicle'sventilationsystem,
engineexhaustsystemandcab
jointsproperlymaintained.Itis
recommendedthatthevehicle's
exhaustsystemandcabbeserviced
asfollows:
•Inspectedbyacompetent
technicianevery15,000miles
•Wheneverachangeisnoticedin
thesoundoftheexhaustsystem
•Whenevertheexhaustsystem,
underbodyorcabisdamaged
Toallowforproperoperationofthe
vehicleventilationsystem,proceedas
follows:
•Keeptheinletgrilleatthebaseof
thewindshieldclearofsnow,ice,
leavesandotherobstructionsat
alltimes.
•Keeptheexhaustpipeareaclear
tohelpreducethebuildupof
exhaustgasunderthevehicle.
•Checkthedraintubeofthefresh
airinletfortrappedwaterbefore
assumingthatthereisaleakinthe
heatingsystem.
SpecialPrecautions
WARNING
Excessiveheatmaycausethe
pressurizedcomponentsoftheair
conditioningsystemtoexplode.
Neverweld,solder,steamclean,
oruseablowtorchnearanypart
oftheairconditioningsystem.
Failuretocomplymayresultin
death,personalinjury,equipmentor
propertydamage.
WARNING
Airconditioningrefrigerantcan
behazardoustoyourhealth.Do
notexposeyourselftoleaking
refrigerantforprolongedperiods
nearexcessiveheat,openames,
orwithoutproperventilation.Failure
todosomayresultindeathor
personalinjury.
Ifarefrigerantleakdevelopsinthe
presenceofexcessiveheatoran
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