TM 1-1520-238-23
Change 1
13-53
13.17.
AIR DUCT NO. 1 REMOVAL/INSTALLATION - continued
c. Detach connector P285 (1) from temperature
control sensor receptacle (A43)J1 (2).
d. Remove cuff (3) from air duct No. 1 (4) and air
duct (5).
(1) Remove tape (6) and separate cuff (3) velcro
strips.
(2) Remove cuff (3).
e. Remove duct (4) from duct (5) and ENCU (7).
(1) Loosen four clamps (8) from two sleeves (9).
(2) Remove clamps (8) and sleeves (9).
(3) Remove duct (4).
13.17.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
13.17.5. Inspection
a. Check ends of ducts, clamps, and brackets
for excessive wear, cracks, or breaks (para
13.1).
b. Check sleeves, cuffs, and insulation on ducts
for rips or tears (para 13.1).
c. Check rubber seals at both ends of ducts for
chafing, cuts, or fraying (para 13.1).
d. Check removed and attaching parts for corro-
sion (para 1.49).
e. If required, check duct for loose, missing, or
damaged nutplates (para 13.1).
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