INSTALLATION. - TM-9-2350-277-20-4

REPLACE COMMANDERS CUPOLA BRAKE ASSEMBLY (M113A3, M1059A3, M58, AND M1064A3 ONLY)

TM-9-2350-277-20-4 Carrier Personnel Full Tracked Armored M113A3 2350-01-219-7577 (EIC AE7) Carrier Command Post Light Tracked M577A3 2350-01-369-6085 (EIC AE7) Manual
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TM 9-2350-277-20-4 REPLACE COMMANDER’S CUPOLA VISION BLOCK LOCKS AND SEALS (M1064A3 ONLY) — Continued 0491 00 INSTALLATION NOTE Surface on seal marked BOND THIS SIDE should be glued to cupola. 1. Apply adhesive to cleaned mating surface around vision block opening. Allow adhesive to become tacky. Install new seal (8) on cupola. 2. Install washer (7) and post (6) in cupola. TIGHTEN POST TO 54-59 LB-FT (73-80 N m) TORQUE. 3. Install periscope clamp (3) on post (6). Secure with washer (5) and bolt (4). TIGHTEN BOLT TO 144-168 LB-IN (16-19 N m) TORQUE. 4. Install spring (2) and thumbscrew (1) on periscope clamp (3). Deform first thread of thumbscrew to prevent easy removal. FOLLOW-THROUGH STEPS 1. Install vision block (see your -10). END OF TASK 0491 00-3/4 blank

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