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TM 5-4320-306-24
2-22. REPLACE/REPAIR ENGINE COVER; REPLACE INTAKE DUCT ASSEMBLY (Continued)
5
Check that clip (9) holds acoustical panel (10) securely in intake duct (2).
6
Check that acoustical panel (10) is not cracked or broken and that it fills the back surface of intake duct (2) The
acoustical panel should not be water or oil soaked.
7
Check frame (3) for cracked welds, missing braces, and damaged sheet metal If welding is required, notify direct
support.
DISASSEMBLY:
1
Remove two screws (11), two nuts (12), and two lockwashers (13) that secure acoustical panel (10) in intake duct
(2) Remove the panel from the intake duct.
2
Remove retainers (14) that secure wing head studs (1) in the panels Remove wing head studs from the panels.
REPAIR:
1
Replace missing wing head studs (1 ) or receptacles or those that do not provide sufficient tension to hold the
panels in place.
2
Replace missing or damaged acoustical panel (10).
3
Replace damaged or missing screws (11), nuts (12), lockwashers (13), or clip (9) that does not hold acoustical
panel (10) in place.
2-86
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