TM 1-1520-238-23
Change 6
5-160.5
5.33B.
MAIN ROTOR BLADE LEAD LAG LINK SLEEVE BUSHINGS REPLACEMENT (AVIM) – continued
5.33B.3. Removal
WARNING
Do not use heat guns or ovens near
flammables. Fatal explosions may re-
sult. Handling hot items presents a se-
rious burn potential. Post warning
signs in work area to alert people to
high temperature items. If burns oc-
cur, seek medical aid.
a. Remove main rotor lead lag link sleeve bush-
ings (1), (2), (3), and/or (4) (as required) from
main
rotor
blade
lead
lag
link
(5)
(TM 55-1500-322-24).
(1) Heat lead lag link (5) at 325 to 355 F (163 to
179 C) for one hour minimum.
(2) Remove lead lag link sleeve bushings (1), (2),
(3), and/or (4) from lead lag link (5).
5.33B.4. Cleaning
a. Clean sealing compound (para 1.47).
b. Wipe lead lag link and bushing mounting sur-
faces. Use cloth (item 52, App F).
5.33B.5. Inspection
a. Check lead lag link for corrosion damage
(para 1.49).
b. Check lead lag link for cracks.
(1) If cracks are suspected, perform nondestruc-
tive inspection (TM 1-1520-264-23).
c. Check lead lag link bushing bores for elonga-
tion. None allowed.
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