REPAIR WEATHER-PROTECTIVE COVER (AVIM)
REPAIR SKIN DAMAGE EXTENDING INTO CORE
Check for skin areas with lighter color and
broken surface. This shows that damage
reaches to core. Damage shall be less than 1/2
Sand damaged area (3). Remove finish and
loose fibers. Use 80 grit abrasive paper (E6).
Drill 0.028 inch holes (4) through skin only.
Space holes throughout damaged area (3).
Mix adhesive as follows:
Weigh 100 grams of adhesive (E47). Place
in cup (E157). Weigh 50 grams of resin
(E312) and 30 grams of hardener (E193).
Mix resin and hardener in cup with adhesive.
Use tongue depressor (E424). Wear gloves
Mixture from step 10 has indefinite pot
life without refrigeration.
Weigh 12 grams of hardener (E194) and
100 grams of resin (E312). Mix in clean cup
(E157). Use tongue depressor (E424). Wear
Mixture from step 10b has pot life of 3
months without refrigeration.
Weigh 100 grams of mixture from step 10a
and 25 grams of mixture from step 10b.
Mix thoroughly in cup (E157). Use tongue
depressor (E424). Wear gloves (E186).