Bell OH-58A Technical Manual page 131

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OPTION 6: Sheet Metal with Sealant
and/or Blind Rivets (for large holes).
PERSONNEL/TIME REQUIRED:
. 2 Soldiers
. 3 Hours
MATERIALS/TOOLS REQUIRED:
. Sheet Metal
. Sealant, Silicon (item 4, Appx C)
or Equivalent
. Blind Rivets or Sheet Metal Screws
(item 39, Appx C)
. Solvent, Naptha (item 7, Appx C)
or Equivalent
. Gasket Material (item 20, Appx C)
PROCEDURAL STEPS:
1.
Cut a piece of sheet metal that will
overlap the hole by 1-1/2 inches at all
points, Figure 6-8.
2.
If sealant is to be used, clean area
around hole with solvent so sealant will
stick.
3. Put sealant or gasket material over
hole. Put sheet metal plate over hole
and secure with sheet metal screws or
blind rivets.
4.
After sealant has dried, replenish
oil supply.
5.
Record BDAR action taken. When
mission is complete, as soon as
practical, repair the equipment/system
using standard maintenance procedures.
TM 55-1520-228-BD
POWER PLANT
6-11

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