TM 1-1520-238-23
6-92
Change 6
6.16.
NO. 7 (APU) DRIVE SHAFT AND ANTI-FLAIL SUPPORT REMOVAL/INSTALLATION – continued
6.16.4. Cleaning
a. Clean removed and attaching parts or surfaces (para 1.47).
6.16.5. Inspection
NOTE
The following inspection procedures apply to the No. 7 (APU) drive shaft, anti-flail support, APU output
flange, and main transmission APU input flange.
a. Check for cracks (para 6.1).
b. Check for corrosion (para 1.49).
c. Check for interference between drive shaft and anti-flail support (para 6.1).
NOTE
The following inspection procedures apply to the No. 7 (APU) drive shaft, including drive shaft flanges,
and diaphragms.
d. Check for nicks, scratches, dents, and distortion (para 6.1).
e. Check flanges for elongated bolt holes (para 6.1).
f. Check for loose or damaged nutplates (para 6.1).
NOTE
The following inspection procedures apply to the APU output flange and main transmission APU input
flange.
g. Check for nicks and scratches (para 6.1).
h. Check for elongated bolt holes (para 6.1).
i. Check for erosion of aluminum bronze coating (para 6.1).
NOTE
The following inspection procedures apply to the anti-flail support.
j. Check for nicks and scratches (para 6.1).
k. Check for elongated bolt and screw holes (para 6.1).
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