Case IH Magnum 310

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Engine-Engineandcrankcase

CommonRail

RAIL15TR00399EA41

1)Commonrail3)Connectortoinjectors5)Fuelpressuresensor

2)Fuelreturn4)Fuelsupply6)Reliefvalve

Thevolumeofthecommonrailisrelativesmalltoallowquickpressurebuildupatcrankingandstartup,atidle,and

incaseofhighowrates.

Therailhasenoughvolumetominimizepressurespikescausedbytheopeningandclosingoftheinjectorsandthe

operationofthehighpressurepump.

Thefuelpressuresensor(5)sendsasignaltotheECU;thisisfeedbackinformationinthecalculationofthePWM

signalsenttotheregulatorvalve.

Thereliefvalve(6)openat1850-1950bar(29825-28275psi)

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Case IH Magnum 310 - Page 72