Service Manual
AirConditioningSystemPerformance
Thereareanumberoffactorsthatcanaffecttheperformanceoftheair
conditioningsystemofyourmachine.
Toensurethebestsystemoperation,inspectthefollowingcomponents:
1.Ensurethattheheatercontrolfullyclosestheheatervalveinthecab
headliner.
2.Ensurethatthecondenserandevaporatornsareclean.
3.Checkthattherefrigerantchargequantityandsystemoperatingpressures
arecorrect.
4.Ensurethattheexposedmetalsurfacesinsidethecabareinsulated.
5.Iftheambienttemperaturesexceeds43°C(110°F),applyadditionalwindow
tintingtolowersolarheatloadtothecab.
Groundsmaster
®
4100-D&4110-D
Page11–3
OperatorCab
(Formodels30643and30644)
:GeneralInformation
13203SLRevE