| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-220-14-2
2-67. MAIN MAST - LOWERING (Cont).
Stay clear of the mast while it is being lowered.
(7)
Lower the mast until it-is almost horizontal.
(8)
Remove signal halyard lines (4).
(9)
Remove light hoist lines and guides (3).
(10) Remove ground plane and antenna as required.
(11) Remove the nuts, washers, and bolts that attach the
yardarm to the yardarm pivot bracket (8).
(12) Rotate the yardarm counter-clockwise.
(13) Place the directional control valve (7) in the lower
position. Lower the mast until it is completely lowered.
(14) Replace the bolts, washers, and nuts in the yardarm pivot
bracket (8).
(15) Install the tie down on the mast pillow block (9).
(16) Insert the toggle bolt (10).
(17) Replace stanchions and life-lines as required.
c. Engine Access Room
(1)
Press the STOP switch (11) on the centralized hydraulic
system .
(2)
Power on light (2) will go out.
2-481
|
||
|
||
