TM-9-2815-220-24 Maintenance Manual for AVDS-1790-2CA AVDS-1790-DA and AVDS-1790-2DR Engines Download

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TM 9-2815-220-24 GENERATOR DRIVE MECHANISM REPLACE/REPAIR (300 AMPERE) 0155 00 DISASSEMBLY 1. Remove and discard bearings (15) from drive gear (16). CAUTION Because the force used to press the bearing (15) from the gear is through the individual balls and not the race, the bearing is destroyed when it is removed. Do not use either bearing (15) once it has been pressed from the gear. a. Using an arbor press (item 8, WP 0176), remove and discard ball bearing (15) from either end of drive gear (16). b. Press opposite end ball bearing (15) from drive gear (16) in a similar manner. 15 16 15 2. Remove bearing (17) from idler spur gear (8). a. Remove and discard retaining ring (18) from spur gear (8). b. Using an arbor press, remove and discard ball bearing (17) from spur gear (8). 17 18 8 WP 0155 00-4