TM 55-1520-240-23-4
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INSTALL ROTARY-WING BLADE (Continued)
5-84
19.
Pull release rope (8) under blade (4) to open
clamp (9).
20.
Pull two guide ropes (13) on sling (T35) (3) away
from blade (4).
21.
Remove sling (T35) (3). Remove hoist (5).
NOTE
A maintenance test flight is not
required when in-flight characteristics
are normal and blades have
been removed for inspection or
shipment, have not been abused or
damaged, require no adjustments or
replacement, and are reinstalled in
their original positions and locations.
Do a maintenance test flight if:
(1) Blades or components have been
abused or damaged in operational or
non-operational conditions.
(2) In-flight characteristics are
abnormal requiring adjustments to
blades or components to correct.
(3) Different blades or components
are installed.
INSPECT
22.
Remove tiedown line (14) from blade (4).
FOLLOW-ON MAINTENANCE:
Close work platforms (Task 2-2).
Perform tracking and balancing procedures per TM
1-6625-724-13&P.
END OF TASK
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Change 2
