Email This Page Section 3.3 Ipr Valve Operation The injection control pressure regulator valve is a pulse width (Duty cycle %) modulated valve operating at…
Email This Page Section 3.2 Injection Pressure Control The ECM controls the injection control pressure by operating the injection control pressure regulator (IPR). See Figure…
Email This Page Section 3.1 Injection Control Pressure System Operation The Injection Control Pressure system provides the necessary energy to hydraulically actuate the HEUI injector.…
Email This Page Section 2.2 Fuel Flow The fuel supply pump produces the necessary vacuum to draw the fuel from the fuel tanks. See Figure…
Email This Page Section 2.1 Fuel System Description The fuel system consists of three major subsystems: Fuel Supply System Injection Control Pressure System Fuel Injector…
Email This Page Section 1.3 Abbreviations / Acronyms A/C—Air Conditioning AC—Alternating Current ACC—Accessory A/D—Analog to Digital AMP—Ampere ASCII—American Standard Code for Information Interchange AT/MT—Allison AT.MT…
Email This Page Section 1.2 Service Diagnosis Service diagnosis is a systematic procedure of investigation to be followed to locate and correct an engine problem.…
Email This Page Section 1.1 Introduction Detroit Diesel Corporation is the world leader in diesel engine electronics. DDC has made technological leaps in engine performance…
This letter is written to aid in the repair and parts replacement of the REPTO housing The REPTO housing is non-serviceable, except for the yoke,…
Detroit Diesel has introduced a product improvement, involving stabilization of the gear case/cover in Freightliner Trucks. This has been done to reduce vibration and extend…