ENGINE DIAGNOSTIC TEST PROCEDURESSection 6•Accelerator Linkage - 400 Series On-Highway(with Robert Bosch MW Fuel Injection Pumps)FROM FORM CGED-365ACCELERATOR LINKAGE3A.ADJUSTED TO OBTAIN OVERRIDE AT FULL PEDAL DEPRESSIONMETHOD1st CHECK2nd CHECKVISUAL CHECKInspect Throttle Linkage1.With accelerator pedal at full depression, visuallyinspect tang in outer control lever. Tang shouldbe in "override" position, Figure 1.Figure 1a. Control Lever Override(Linkage View Without Bellcrank)NOTE:High idle speed andmaximum engine horsepower will beobtained when control lever isrotated fully counterclockwise (CCW)and inner control lever contacts highidle stop. Override position ensuresthat slight wear can occur in thethrottle cable and the control leverwill still contact the high idle stop.2.If the control lever was in override position at fullpedal depression,-enter OK in the 1st check box.If required, adjust throttle cable to achieveoverride and indicate correction in theComments Section of the Diagnostic AnalysisGuide.3.If required, adjust throttle linkage to achieveoverride. Refer to the Linkage AdjustmentProcedure.Figure 1b. Control Lever Override(Linkage View With Bellcrank)CGES-240-4Printed in United States of AmericaPage 6
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