TM-1-1500-344-23-2
AIRCRAFT VOLUME II
TECHNICAL MANUAL; CLEANING AND CORROSION CONTROL
APRIL 2009
TM-1-1500-344-23-2 - Page 98 of 240
4-22
NAVAIR 01-1A-509-2
TM 1-1500-344-23-2
15 April 2009
Figure 4-9. Clean-Up of Limited Clearance Areas
Do Not Grind
Into Adjacent
Structure or Weld
Blended Area
Stiffener
Edge Face
Stiffener
Edge Face
Figure 4-8. Clean-Up of Pitting Corrosion on
Critical Structure
A. Pitting Corrosion
B. Acceptable Clean Up
C. Non-Acceptable Clean Up
Location of Corrosion Pits
Top View
Blended Area
Cross Sectional View
Top View
Cross Sectional View
Blended Area
Width of Clean Up Area
(10 Times Pit Depth, Min.)
Depth of
Clean Up
Area
Length of Clean Up Area
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