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TB-9-2350-277-40&P-3 M121 M1064A3 Crew Modification Kit Volume 3 Download

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TB 9-2350-277-40&P-3 INSTALLATION PROCEDURES – Continued 0005 00 0005 00-5 INSTALL GPS ANTENNA RISER 1. Clean antenna riser mounting surface on hull with cleaning compound. 2. Install new gasket (5) and antenna riser (18) over GPS antenna opening. Secure with four screws (20) and lockwashers (19). TORQUE SCREWS TO 44 LB-FT (59.6 N·m). 3. Install new gasket (5) and access cover (16) on antenna riser (18). Secure with four screws (8), six flat washers (15), two lockwashers (14), and four self-locking nuts (17). TORQUE SCREWS TO 44 LB-FT (59.6 N·m). Figure 4. GPS Antenna Riser Installation