TM-9-2350-277-40&P Sustainment Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download

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ASSEMBLY 1. Install gearbox (Figure 2, Item 5) on fan housing (Figure 2, Item 10). Secure with four screws (Figure 2, Item 1), eight washers (Figure 2, Item 2), and four new locknuts (Figure 2, Item 3). Torque screws (Figure 2, Item 1) to 40-45 lb-ft (55-61 N·m). Use torque wrench (WP 0069, Item 40). 2. Install key (Figure 2, Item 4) and fan (Figure 2, Item 8) on shaft (Figure 2, Item 9) of gearbox (Figure 2, Item 5). Secure with new washer (Figure 2, Item 6) and nut (Figure 2, Item 7). 3. To seat rotor and seal, torque nut (Figure 2, Item 7) to 70-75 lb-ft (95-102 N·m). Use torque wrench (WP 0069, Item 42). Then remove nut (Figure 2, Item 7) and washer (Figure 2, Item 6). 4. Apply sealing compound to both sides of washer (Figure 2, Item 6). 5. Install washer (Figure 2, Item 6) and nut (Figure 2, Item 7) on shaft (Figure 2, Item 9). Torque nut (Figure 2, Item 7) to 27-32 lb-ft (37-43 N·m). Use torque wrench (WP 0069, Item 40). 6. Bend one edge of washer (Figure 2, Item 6) against nut (Figure 2, Item 7) and one edge against fan (Figure 2, Item 8). Figure 2. Mixed Flow Ventilating Fan – Assembly. END OF TASK TM 9-2350-277-40&P 0008.1 0008.1‐3 CHANGE 1