CESSNA AIRCRAFT
COMPANY
SINGLE ENGINE
STRUCTURAL REPA
IR MANUAL
(11) Stop drill cracks using a No. 30 (0.128 inch) drill.
(12) Remove all ragged edges, dents, tears, cracks, and punctures.
(13) After removal o
f damaged area, leave edges parallel to any square or rectangular edge of the
unit.
NOTE: Damage adjacen
t to a previous repair requires removal of old repair and inclusion of
the entire area in the new repair.
(14) Round all corn
ers.
(15) Smooth out abrasions.
(16) Vacuum thoroughly to remove all chips, filings, dirt, etc., from bay area.
(17) All surfaces to
be sealed after repair should be thoroughly cleaned by wiping with a clean cloth
dampened with methyl propyl ketone (MPK), acetone or similar solvent, and dried with a clean
cloth before allowing solvent to evaporate. Always pour the solvent on the cloth to prevent
contaminatin
g solvent. Do not allow cloth to drip. Never use contaminated solvent.
(18) Any repair that breaks the fuel bay seal will require resealing that bay area, refer to applicable
Maintenance Manual, Chapter 28, Fuel Tank Sealing - Maintenance Practices for sealing
materials and
procedures.
57-11-00 Page 802
© Cessna Aircraft Company Jun 1/2005