TM 55-1520-240-23-4
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TRAILING EDGE REPAIR MAJOR DAMAGE
(Continued)
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Do not allow temperature to exceed
160ºF (71ºC) at blade surface.
Damage to fiberglass blade can result.
16.
Cure adhesive 2 hours at 140º - 160ºF (60º -
71ºC). Use heat lamp. Monitor temperature with
temperature indicating strips (E413).
Adhesive cure time increases rapidly
with lower temperatures. Do not count
cure time periods when temperature
is less than 65ºF (18ºC).
NOTE
Serviceable cure will be achieved in
24 hours at 70º - 80ºF (21º - 27ºC).
Fixture (T116) may be removed after
12 hours.
17.
Remove fixture (T116) (13) and tape (E399) (15).
Check for squeezeout or voids.
18.
If squeezeout fairing is not satisfactory, fair
doubler to surface of blade underside (7). Use
sealant (E336). Allow 6 hours for curing.
FOLLOW-ON MAINTENANCE:
Refinish blade (Task 5-82).
END OF TASK
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