TM 1-1520-238-23
5-254
Change 4
5.57.
TAIL ROTOR BLADE BALANCE WEIGHT REMOVAL/INSTALLATION – continued
5.57.3. Removal
a. Remove tail rotor blade tip cap (1) from tail
rotor blade (2).
(1) Remove three screws (3).
b. Remove leading edge weights (4).
(1) Clean primer from two bolt (5) heads. Use
methyl ethyl ketone (item 124, App F) (para
1.47).
(2) Remove two bolts (5), washers (6), and all
weights (4).
c. Remove trailing edge weights (7).
(1) Clean primer from two bolt (8) heads. Use
methyl ethyl ketone (item 124, App F) (para
1.47).
(2) Remove two bolts (8), washers (9), and all
weights (7).
5.57.4. Cleaning
a. Clean removed and attaching parts. Use
methyl ethyl ketone (item 124, App F) (para
1.47).
5.57.5. Inspection
a. Check bolts for cracks. None allowed.
b. Check bolts and weights for corrosion (para
1.49).
5.57.6. Installation
NOTE
Weights are added or subtracted to bal-
ance tail rotor blade according to balanc-
ing procedures. One half of required
weight correction should be made at
each mount point. Use counterbalance
weight
(item
217,
App F),
counterbalance
weight
(item 218,
App F), and/or counterbalance weight
(item 219, App F) for balancing.
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