TM 9-4940-568-20
4-16
4-4. DOOR ASSEMBLY REPAIR (CONT).
2
3
4
5
6
7
8
7
(2)
Remove cotter pin (2), slotted nut (3), washer (4), washer (5) and socket head screw (6) from upper door
support arm (7). Discard cotter pin.
(3)
Lower upper door support arm (7).
(4)
Repeat Steps (2) and (3) for opposite upper door support arm (7).
Shelter platform weighs 268 lbs (122 kg). Use an assistant to help close/open platform
or injury to personnel may result.
(5)
With the aid of assistant, raise shelter platform (8) to closed position.