TM 9-2320-209-20-3-1 b. Replacement. FRAME 1 1. Aline hole in light assembly (1) with dowel on bracket (2). 2. Put light assembly (1) on bracket (2). 3. Using l/2-inch wrench, screw on and tighten capscrew (3) and lockwasher (4). 4. Plug electrical plug (5) into back of light assembly (1). END OF TASK 7-134