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

Page 456 of 779

1. Position flyweight housing on advance vane housing. 2. Mate dowel holes (A) with dowel pins (C) and bolt holes (B) with bolt holes (D). (Refer to note fig. 6-193.) 3. Tap flyweight housing lightly with a soft hammer to seat dowel pins. Figure 6-194. Installing flyweight housing. 1. Install two flyweights on adjusting ring with flyweight pins (A) installed. Flyweights must be installed in their original positions to assure proper operation. 2. Hook flyweight extension helical springs (B) to flyweights. 3. Spread flyweights against springs and install oil control housing in adjusting ring so the slots in control housing are alined with flyweight pins. 4. Install the assembled adjusting ring, oil control housing, and flyweights on accessory drive bevel gearshaft (C). Oil hole (D) in lower groove of oil control housing must aline with dot in gearshaft (C). Figure 6-195. Installing advance flyweight adjusting ring and flyweight. 6-162