Service Manual

Removal(Figure347)(continued)
Note:TheairconditioningcompressorusedontheGroundsmaster4110−D
isaSandenmodelSD5H09.Forairconditioningcompressorrepair
procedures,seetheSandenSDCompressorServiceGuide.
Installation(Figure347)
Newcompressorinstallationrequiresushingofthesystemwhichalsoremoves
allairconditioningsystemPAGoil.Newcompressorsshouldbedrainedofair
conditionPAGoilintoacleanandcleargraduatedcontainer.Addorsubtractthe
oilfromthismeasuredamounttoequalthesystemoilcapacity.Thisoilcanbe
addedintoboththecompressoranddryerpriortoreassemblyorinjectedwith
theairconditioningchargingmachineifequipped.
1.Positioncompressortocompressormountonengine.
Note:Theclearancebetweenthecompressormountingangesand
compressormountmustbelessthan0.10mm(0.004in).Ifnecessary,
installshimsbetweencompressorangesandmounttoadjustclearance.
SeeCompressorPartsCatalogforshimkit.
2.Securecompressortocompressormountwithremovedfastenersand
spacers.Donotfullytightenfasteners.
Note:Afterthecompressorhasbeeninstalled,makesuretorotate
thecompressordriveshaftseveraltimestoproperlydistributeoilinthe
compressor.Compressordamageduetooilsluggingcanoccurifthis
procedureisnotperformed.
3.Manuallyrotatethecompressordriveshaftatleastten(10)revolutionsto
makesurethatnocompressoroilisinthecompressorcylinders.
4.Placedrivebeltontocompressorpulley.
5.Tensioncompressordrivebeltwithidlerpulley.Makesuretotightenange
nuttosecurebeltadjustment.
6.Installexhaustpipe(item15).
7.Removecapsthatwereplacedonhosesandttingsduringtheremoval
process.Usinglabelsplacedduringremoval,properlysecurehosesto
compressor.
8.Connectcompressorelectricalconnectortomachinewireharness.
9.Haveacertiedairconditioningservicetechnicianevacuatetheair
conditioningsystemcompletely,properlyrechargethesystemwithR134a
refrigerantandthenleaktestthesystem.A/Csystemcapacityis0.8kg
(1.75lb)ofR134arefrigerant.
10.Lowerandsecurehood.
Groundsmaster
®
4100-D&4110-D
Page10–7
OperatorCab
(Formodels30602and30606)
:ServiceandRepairs
13203SLRevE