1.3 VALVE AND INJECTOR OPERATING MECHANISM 1.3.1 Repair or Replacement of Valve and Injector Operating Mechanism To determine if repair is possible or replacement is necessary, perform the following procedure. See Figure 1-53. Figure 1-53 Flowchart for Repair or Replacement of Valve and Injector Operating Mechanism and Camshaft (Rev. 2005) All information subject to change without notice. 1-66 6SE483 0507 Copyright © 2005 DETROIT DIESEL CORPORATION