TM55-2840-251-23
Section III OUTER (LARGE) EXIT DUCT
3-3 OUTER (LARGE) EXIT DUCT (AVIM)
This task covers:
c. Inspection (3-3-2)
a. Removal (3-3-1)
d. Installation (3-3-3)
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powerplant Mechanic's Tool Kit
NSN 5180-00-323-4944
Aircraft Inspector's Tool Kit
NSN 5180-00-323-5114
Materials:
Penetrating Oil (E-7)
Personnel Required:
68B Powerplant Mechanic
66G Aircraft Inspector
Equipment Condition:
Power Section Removed
(Task 4-1-1)
Glow Plugs Removed (Task 7-1-1)
Fuel Manifold Assembly Removed
(Task 6-5-1)
Compressor Turbine Assembly
Removed (Task 2-3-1)
Liner Assembly Removed
(Task 3-1-1)
Inner (Small) Exit Duct, Shroud
and Vane Assembly Removed
(Task 3-2-1)
Reinstall In Reverse Order
of Removal
3-3-1 REMOVAL
1. Spray penetrant oil (E-7).
Apply hand pressure evenly
on each side of outer (large)
exit duct (1) centerbore and
rotate exit duct counterclockwise
approximately 20 degrees to free
duct from brackets (2) on gas
generator case.
2. Remove outer (large) exit
duct.
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