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 fan drive vertical drive shaft (A) from hub. 2. Remove three clutch springs (B). 3. Remove 15 clutch balls (C). Install 1. Position 15 clutch balls (C) in fan drive hub. 2. Position three clutch springs (B) in hub. 3. Position fan drive vertical drive shaft (A) in hub. Figure 6-136. Removing or installing fan drive vertical drive shaft, balls, and springs from fan drive hub (mechanical clutch). Remove 1. Straighten tab on three washers (A). 2. Remove three cap screws (B), tab washers, flat washers, and offset spacers (fig. 6-132). Discard tab washers. 3. Remove fan drive vertical shaft (C) from drive disc. Install 1. Position fan drive vertical shaft(C) in drive disc. 2. Install three cap screws (B), new tab washers, flat washers, and offset spacers (fig. 6-132). 3. Bend tab on three tab washers (A). Figure 6-137. Removing or installing fan drive disc (piston actuated clutch). 6-120