The procedures in paragraphs 4-31 through
4-43 are typical and apply for all panel
DRYING WATER-SOAKED AREAS IN PANELS.
Care shall be taken to prevent water from entering panel core
material, since it is very difficult to remove.
When damage occurs,
the punctured panel skin shall be temporarily protected to prevent
entry of water until repair can be made.
If water has been allowed
to enter panel, the core material shall be dried prior to skin
Position heat lamps around damaged area.
Adjust lamps so that panel
surface temperature does not exceed 200°F (93.3°C).
Allow heat lamps to remain in position until core material
surrounding damaged area is thoroughly dry.
Drying time will vary and is determined by experience
and amount of moisture in panel.
Core material will
feel hard and brittle when dry.
After core material is thoroughly dried, repair panel in accordance
with the applicable repair task.
BLIND RIVET REMOVAL AND INSTALLATION.
Remove blind rivets as follows:
Wear safety goggles for eye protection from
flying metal chips.
(1) Select drill bit the same diameter as installed blind rivet.
(2) Install selected drill bit in hand drill chuck.