TM 1-1520-238-23
7-591
7.157.
ICE DETECTOR AFT WARM AIR SUPPLY TUBE REPLACEMENT – continued
7.157.3. Removal
a. Remove aft warm air supply tube (1) from de-
fog shutoff valve tube (2).
(1) Hold fitting (3). Remove nut (4).
b. Remove clamp (5) from bracket (6).
(1) Remove screw (7), washer (8), and spacer
(9).
(2) Remove clamp (5) from warm air supply tube
(1).
CAUTION
To prevent bending of the warm air sup-
ply tube, care must be used when remov-
ing tube.
c. Remove tube (1) from ice detector warm air
supply valve (10).
(1) Hold reducer (11). Remove nut (12).
7.157.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
7.157.5. Inspection
a. Check removed and attaching parts for
crossed, burred, or stripped threads (para
7.114).
b. Check warm air supply tube insulation for rips
or tears. None allowed.
c. Check removed and attaching parts for corro-
sion (para 1.49).
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