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 REAR FAN DRIVE REPAIR 0168 00 INSPECTION (Continued) CAUTION If either the fan drive or driven bevel gear shaft require replacement, both must be replaced. They are a matched set and cannot be replaced individually. 4. Measure outside diameter (A) of bearing surface on [driven] bevel gear shaft (8). Replace bevel gear shaft if not within specifications in the following table. Location Sizes and Fits of New Parts inches (mm) Wear Limits A (bearing surface) 1.5749 (40.0025) 1.5753 (40.0126) 1.5747 (39.9973) A 8 5. Measure outside diameters (B, C) of [drive] bevel gear shaft (4). Replace bevel gear shaft if not within specifications in the following table. Location Sizes and Fits of New Parts inches (mm) Wear Limits B (outside diameter) 1.5749 (40.0025) 1.5753 (40.0126) 1.5747 (39.9973) C (outside diameter) 1.6244 (41.2597) 1.6248 (41.2699) 1.6242 (41.2547) 4 B C 4 WP 0168 00-5