TM 1-1520-238-23
Change 1
13-17
13.5.
ENCU AIR OUTLET DUCT REPLACEMENT - continued
13.5.3. Removal
a. Remove sleeve (1) from air outlet duct (2).
(1) Loosen two clamps (3) from sleeve (1).
(2) Slide sleeve (1) on duct (4).
(3) Remove clamps (3).
b. Remove duct (2) from ENCU (5).
(1) Remove 16 screws (6) and washers (7).
(2) Remove and discard duct (2).
13.5.4. Cleaning
a. Clean adhesive from ENCU and duct (para
1.47).
b. Wipe removed and attaching parts with a
clean rag.
13.5.5. Inspection
a. Check ENCU ducts, hoses, and clamps for
chafing, cracks, or wear (para 13.1).
b. Check removed and attaching parts for corro-
sion (para 1.49).
c. Check duct for loose or damage nutplates
(para 13.1).
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