TM 9-6115-658-13&P 4-37 4-21  PLATE, ID AND REFLECTOR REPLACEMENT.    This task covers:  Replacement INITIAL SETUP Tools   Equipment Conditions Tool Kit, General Mechanic’s Reference   (item 1, Appendix B) Trailer handbrakes set, front support leg/landing leg lowered, and rear leveling-support jack lowered; paragraph 2-3.2.1 Materials/Parts Plate, Identification/Transportation Data Screws, Driver Rivets REPLACEMENT 1.  REPLACE DATA PLATE a.  Drill out rivets (2, Figures 4-20) and remove data plate (1). b.  Position data plate (1) on trailer and install rivets (2). 2.  REPLACE REFLECTORS a.   Remove self-locking nuts (3, Figure 4-20), flat washers (4), screws (5), and reflector (6) from trailer. b.   Install reflector, (6), screws (5), flat washers (4), and self-locking nuts (3) on trailer.