TM 10-4320-309-14
TM 4320-14/1
4-8. INSPECT/REPAIR OUTLET AIR SOUND ENCLOSURE ASSEMBLY
This task covers:
a) Inspection
c) Repair
INITIAL SETUP
Tools
Materials/Parts
Tool Kit, General Mechanics (Item 2,
Toluol Solvent (Item 10, Appendix E,
Appendix B, Section III)
Section II)
Riveter, Blind, Hand (Item 1,
Cloth, Lint-free (Item 11, Appendix E,
Appendix B, Section III)
Section II)
Shop Equipment Automotive Maintenance
Equipment
and Repair: Unit Maintenance,
Condition
Common No. 1 (Item 3, Appendix B,
Parts
Section III)
3-16
Outlet air sound enclosure assembly
removed.
INSPECTION:
a.
Inspect the riveted components of the outlet air sound enclosure assembly. If half of the rivets on any
surface are missing, the components must be repaired.
b.
Inspect the acoustical foam within the outlet air sound enclosure assembly. If acoustical foam blocks air
flow, or is tom, scarred, or shows signs of contacting the hot engine surface, it must be replaced.
REPAIR:
a.
b.
c.
d.
e.
f.
g.
h.
i.
Wear safety goggles during blind rivet removal to protect your eyes from
flying metal chips
Select drill bit the same diameter as installed blind rivet.
Install selected drill bit in hand drill chuck.
Hold drill perpendicular to the surface to prevent enlargement or damage to existing hole.
Drill through center of rivet just deep enough to sever rivet head from shank.
Remove remainder of rivet with needle nose pliers.
Remove all rivets until damaged component can be removed.
Replace damaged component.
Select proper diameter and length of blind rivet.
Select appropriate nose piece for hand blind riveter and install nose piece.
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