RemovingtheBlowerFan(continued)
CAUTION
Looseninganyairconditioningsystemttingorcomponentallows
thepressurizedrefrigeranttoescape,causingpossibleinjury.
Donotloosenanysystemttingorcomponentuntilacertiedair
conditioningservicetechniciandischargesthesystemcompletely.
4.Haveacertiedairconditioningservicetechnicianevacuatetherefrigerant
fromtheairconditioningsystem.
5.Disconnectbothevaporatorcoreswivelttingsfromfrontportsofexpansion
valve.Immediatelycaptubesandexpansionvalveportstopreventmoisture
andcontaminantsfromenteringthesystem.Positionexpansionvalvewith
attachedhosesawayfromthemixingbox.
g036623
Figure333
1.Freezeswitch
4.T erminal3(orange)
2.MINterminal(violet)5.Groundterminal(black)
3.T erminal2(brown)
6.Labelheaterhosesforassemblypurposes.Loosenhoseclampsand
disconnectbothheaterhosesfromtubesonheatercore.
7.Removethemixingboxcoverasfollows:
A.Carefullyuseasmallprybartoraisetheheadofthepininthecenterof
eachrivetthatsecuresthemixingboxcover.
B.Lifttherivetsfromthecoverandmixingbox.
C.Removethemixingboxcover.
8.Notethelocationofthewireharnessconnectorsonthefreezeswitchand
blowerfanassembly(Figure333),disconnectthewireharnessconnectors
fromtheswitchandfan.
9.Carefullyraisetheheatercore/airconditioningevaporatorassemblywith
attachedblowerfanfromthemixingbox.
OperatorCab:ServiceandRepairs
Page8–28
Groundsmaster360
16225SLRevC