TM 9-2320-366-10-2
e. Raise Mast (to Full Height) (M1089).
(1) Remove clevis pin (1) and pin (2) from mast (3).
(2) Remove clevis pin (4) and pin (5) from inner tube (6).
(3) Remove handle (7) from inner tube (6).
(4) Turn handle (7) one quarter turn in either direction.
(5) Install handle (7) in inner tube (6).
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