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CASE CONSTRUCTION CX37C - Bringing the machine up to operating temperature

CASE CONSTRUCTION CX37C
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4-OPERATINGINSTRUCTIONS
Bringingthemachineuptooperatingtemperature
Beforestartingoperation,allowthemainsystemstowarmuptotheirnormaloperatingtemperature.
NOTE:thenormaloperatingtemperatureforthehydraulicuidis5080°C(122176°F).
NOTICE:donotoperatethemachineifthetemperatureofthehydraulicuidisbelow25°C(77°F).
Thewarm-upprocedureisnecessaryforproperandsafemachineusage.Properwarm-upallowsforthebestpossible
machineperformanceandfuelefciency.
NOTICE:thewarm-upofthemachineismandatorywhenoperatinginseverewinterclimates.
NOTICE:thewarm-upofthemachinepreventswearandseveredamagestotheengine,tothefuelsystem,andto
thehydraulicsystem.
NOTICE:theexhaustpipebecomesextremelyhotwhiletheengineisidling.Makesurethatthereisnoammable
materialsuchasplants,driedgrass,paperwaste,oilandoldtiresclosetotheexhaustpipebeforestartingwarm-up
procedure.
NOTICE:nevercoverthegridsoftheradiatorswithammablematerials.
1.Starttheengineandletitrunforapproximately510minwithnoload.
2.Settheenginespeedlevertomid-rangespeed.
3.SetthesafetylocklevertoUNLOCKposition(frontwardposition).
4.Operatethebucketcontrolleverfor5min.
NOTICE:donotoperateanycontrolleverexceptthebucketcontrollever.
5.Settheenginespeedlevertohighspeed.
6.Operatethebucketcontrolleverandthearmleverforapproximately510minwithnoload.
NOTICE:operateonlythebucketcontrolleverandthearmcontrollever.
7.Completethewarm-upprocedurebyoperatingthecontrolsforallcylinders,travel,andswingfor3to4timesto
circulatewarmedhydraulicuidintothewholecircuit.
Checkthefollowingitemsafterreachingnormaloperatingtemperatureoftheuids:
Exhaustgasisnormal.
Nounusualnoiseorvibration.
Noleakofoil,fuelorwater.
Nounusualnoisewhenactivatingthehydraulicequipment.
Inspectionofthehorn,buzzer,workinglight,andinstrumentcluster.
Properdisplayoftheenginecoolanttemperaturegauge.
Checkthevisibilityfromtheviewmirrorsbeforeoperation.Adjustandcleanupdirtasnecessary.
Checkeachoperation(travel,frontequipment,andswing).
Ifanyofthefollowingoccursduringthewarm-upprocedure,stoptheengineimmediately.
Enginespeedincreasesordecreasesrapidly.
Enginesoundandexhaustgascolorareabnormal.
Thedisplayscreendisplaysanymessageandwarningsoundbeeps.
4-5

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