TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download

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Figure 6-177. Removing injection pump drive gearshaft. 1. Remove advance flyweight adjusting ring (A), flyweights, and oil control housing from flyweight housing as an assembly. 2. Disconnect and remove flyweight extension helical springs (B) from flyweight extension. 3. Remove flyweights (C) from adjusting ring. Note. Note position of flyweights as they must be installed in their original position to assure proper operation. 4. Separate adjusting ring (A) and remove from oil control housing. Figure 6-178. Removing advance flyweight adjusting ring and flyweight. 6-147