TM 10-5411-232-13&P CARGO BED COVER (CBC) M105A2 TRAILER, TYPE II 0013 00 LOWER DOOR ASSEMBLY REPLACE 1.    Using Philips screwdriver and socket wrench, attach lower door with ten screws, nuts and   washers (1).  Apply sealer around screws.  Tighten securely. 2.    Using Philips screwdriver and open end of combo wrench, replace four screws, nuts and washers, and replace striker plate (2). 3.    Using Philips screwdriver and socket wrench, replace 3-point door lock (3) with four screws, nuts and washers.  Tighten securely. END OF TASK 0013 00-2