TM 55-1520-240-23-1
1-41
REMOVE HOISTING UNIT
(Continued)
1-41
5.
Lower boom (4) and mast (7) as follows:
a.
Have one helper support boom (4) by holding
rod (10).
b.
Have other helpers lower mast (7) by hand.
At same time, turn trolley winch handle (5) to
IN direction to lower boom (4).
c.
Have helper holding rod (10), support and
guide boom (4) until boom is lowered.
d.
Lower mast (7) and boom (4) into folded
position.
NOTE
Upper tube can support mast and
boom in folded position.
6.
Align holes (11) in rod (10) and bracket (12).
7.
Install pin (9) through rod (10) and bracket (12).
8.
Install strap (13) to secure mast (7) and boom (4).
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