TM 10-6640-239-13 4-121 4-52.    ROADSIDE STOWAGE BOX. This task consists of: a. Remove b. Install INITIAL SET-UP Tools Required General Mechanics Tool Kit, (Appendix B, Section III, Item 1) Personnel Required Five (5) Materials/Parts Required Lockwashers, (6) REMOVE 1. Remove Roadside Stowage Box.  See Figure 4-46. a. Empty stowage box (1) of contents before attempting removal. b. Position two people on each end of the stowage box (1) and have them apply upward pressure while a third individual removes four pins (2) securing side hanger channels (3). c. Remove stowage box (1). 2. Remove Stowage Box Hanger Channels. a. Remove three screws (4), washers (5), and lockwashers (6) from hanger channel (7).  Discard lockwashers. b. Remove hanger channel (7). INSTALL 1. Install Stowage Box Hanger Channels.  See Figure 4-46. a. Install hanger channel (7) and secure with three screws (4), lockwashers (5), and washers (6). 2. Install Roadside Stowage Box. a. Place two people on each end of stowage box (1) and lift stowage box into position on hanger channels (7). b. Attach stowage box (1) to hanger channels (7) with pins (2) then, secure pins with safety pins.