TM 55-1520-240-23-4
5-81.3
REPAIR LIGHTNING PROTECTION STRIP UNBONDING
(Continued)
5-81.3
16.
Position shot bag, or bags (12) as required, over
rubber pad (E321) (11).
Do not exceed 160ºF (71ºC) at blade
surface. Damage to fiberglass can
occur.
17.
Cure adhesive at 140º - 160ºF (60º - 71ºC) for
2 hours. Use heat lamp. Monitor temperature.
Use temperature indicating strips (E413).
NOTE
Serviceable cure can be achieved
without heat at 70º - 80ºF (21º -
27ºC) in 24 hours. Pressure may be
removed after 12 hours.
18.
Remove shot bags (12), rubber pad (11),
Teflon-impregnated fabric (10), and peel ply (8).
19.
Remove excess adhesive from repair area (9).
Use abrasive paper (E9).
Naphtha (E245) is combustible and
toxic. It can irritate skin and cause
burns. Use only with adequate
ventilation, away from open flame. In
case of contact, immediately flush
skin or eyes with water for at least
15 minutes. Get medical attention
for eyes.
20.
Wipe repaired area (9). Use cloth (E120) damp
with naphtha (E245). Wipe dry with clean cloth
before naphtha evaporates.
INSPECT
FOLLOW-ON MAINTENANCE:
Refinish repaired area (Task 5-82).
END OF TASK
5-477
