TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Remove 1. Remove and discard four preformed packings (A) from oil transfer tubes. 2. Remove two cotter pins, slotted nuts (B), and flat washers attaching injection advance bearing cap. 3. Remove injection advance bearing cap (C). Note. Bearing cap and accessory drive housing are stamped with corresponding numbers (fig. 6- 206) to prevent mismating of parts. Cap should be loosely attached on housing after advance assembly is removed. 4. Remove six cotter pins, slotted nuts (D), and flat washers attaching front, intermediate, and rear bearing supports. Install 1. Install six cotter pine, dotted nuts (D), and flat washers securing front, intermediate, and rear bearing supports. 2. Refer to figure 6-206 and install injection advance bearing cap (C) in appropriate position. 3. Install two cotter pins, slotted nuts (B), and flat washers securing injection advance bearing cap. 4. Install four new preformed packings (A) in oil transfer tubes. Figure 6-157. Removing or installing bearing cap and bearing support attaching parts. 6-136