TM 55-1520-240-23-4
5-64
REMOVE ROTARY-WING BLADE (Continued)
5-64
WARNING
Blade is heavy and can injure
personnel if it drops. Blade must
be supported by hoist and moved
carefully. Do not use release rope on
sling (T35) to guide blade. Clamp can
be opened to release blade which can
result in injury or equipment damage.
NOTE
If more than one blade is removed,
tag blade with pitch housing color.
18.
Pull blade (9) clear of pitch housing (19).
Use tiedown line (8), guideline (44), and two
guidelines (7) on sling (T35) (1). Use four
guidelines on sling in high winds.
18.1. Reinstall vertical hinge pin (26) in pitch housing
(19). Swing shock absorber (18) inboard. Use
cushion material between pitch housing (19) and
absorber (18).
19.
Lower blade (9) onto suitable supports.
20.
Identify blade (9) with pitch housing color. Use
paper tag (E264) (45).
21.
Pull release rope (2) under blade (9) to open
clamps (5).
22.
Have helpers pull sling (T35) (1) clear of blade
(9).
23.
Remove sling (T35) (1). Remove hoist (6).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
Change 2
5-291
