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 (650 AMPERE) 0156 00 INSPECTION (Continued) 3. Measure inside diameter (A) of idler spur gear (10). Replace spur gear if it is not within specifications in the following table. 4. Ball bearing (20) is a mandatory replacement item. a. New ball bearing must meet specifications in the following table. Inside diameter is (B) outside diameter is (C). 5. Measure outside diameter (D) of idler shaft (13). Replace shaft if it is not within specifications in the following table. Location Sizes and Fit of New Parts inches (mm) Wear Limits A 2.8334 (71.9683) 2.8346 (71.9988) 2.8348 (72.0039) B 1.1807(29.9897) 1.1811 (29.9999) None C 2.8341 (71.9861) 2.8346 (71.9988) None D 1.1804 (29.9821) 1.1808 (29.9923) 1.1802(29.9770) 20 B C D 10 13 A WP 0156 00-6