Service Manual

InstallingtheAirConditioningCompressor(Figure357)
1.Positioncompressortocompressormountonengine.
Note:Theclearancebetweenthecompressormountingangesand
compressormountmustbelessthan0.10mm(0.004in).Ifnecessary,
installshimsbetweencompressorangesandmounttoadjustclearance.
SeeCompressorPartsCatalogforshimkit.
2.Securecompressortocompressormountwithremovedfastenersand
spacers.Donotfullytightenfasteners.
IMPORTANT
Afterthecompressorhasbeeninstalled,makesuretorotatethe
compressordriveshaftseveraltimestoproperlydistributeoilinthe
compressor.Compressordamageduetooilsluggingcanoccurif
thisprocedureisnotperformed.
3.Manuallyrotatethecompressordriveshaftatleastten(10)revolutionsto
makesurethatnocompressoroilisinthecompressorcylinders.
4.Placedrivebeltontocompressorpulley.
5.Tensioncompressordrivebeltwithidlerpulley.Makesuretotightenange
nuttosecurebeltadjustment.
6.Installexhaustpipe;refertoExhaustSystem(Models30606,30608and
30644)(page4–30).
7.Removecapsthatwereplacedonhosesandttingsduringtheremoval
process.Usinglabelsplacedduringremoval,properlysecurehosesto
compressor.
8.Connectcompressorelectricalconnectortomachinewireharness.
9.Haveacertiedairconditioningservicetechnicianevacuatetheair
conditioningsystemcompletely,properlyrechargethesystemwithR134a
refrigerantandthenleaktestthesystem.A/Csystemcapacityis1.55kg
(3.4lb)ofR134arefrigerant.
10.Lowerandsecurehood.
OperatorCab
(Formodels30643and30644)
:ServiceandRepairs
Page11–8
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