TM 1-1520-238-23
Change 1
5-83
5.15.
MAIN ROTOR BLADE ELECTROSTATIC DISCHARGER DISASSEMBLY/ASSEMBLY – continued
NOTE
Repeat cleaning procedure until there is no visible discoloration on cloth.
Do not touch bracket bonding area after cleaning.
c. Clean upper and lower bracket bonding area. Use methyl ethyl ketone (item 124, App F) (para 1.47).
5.15.5. Inspection
NOTE
Unless otherwise specified, the following inspection procedures apply to the electrostatic discharger,
stud, fitting, and brackets (removed or attached).
a. Check for cracks. None allowed.
b. Check for corrosion (para 1.49).
c. Check for scratches, nicks, and gouges (para 5.1).
d. Check discharger, fitting, and stud for stripped, crossed, or flattened threads. None allowed.
NOTE
If the brackets were not removed, the following inspection procedures apply to the main rotor blade
surface area adjacent to all sides of the attached brackets.
If the upper or lower brackets were removed, the following inspection procedures apply to the entire
bracket bonding area (where paint and primer was removed) on the main rotor blade.
e. Check for cracks. None allowed.
f. Check for corrosion (para 1.49).
g. Check for dents and depressions (para 5.1).
h. Check for scratches, nicks, and gouges (para 5.1).
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