TM 55--2840--254--23
Change 8 2--231
2--28 INSPECT STATOR VANE ASSEMBLIES (Continued)
2--28
d. Leading and trailing edge (3) damage shall
not be greater than 0.100 inch depth or
0.500 inch length. The total length of all
damage on either edge shall not exceed 40
percent of vane length.
e. Inspect for bent vanes (4).
f. There shall be no cracks in the vane braze-
ment areas (5) longer than 0.100 inch.
g. Inspect lead seal (6).
(1) There shall be no nicks, scratches,
voids, or pits (7) in lead seal (6) deeper
than 0.010 inch or wider than 0.030
inch.
(2) Lead seal rub (8) up to 0.010 inch deep
is acceptable. Loss of lead up to 0.250
inch per stator half and 0.500 inch per
stator assembly is acceptable. Total
loss of lead per compressor assembly
shall not exceed 1.500 inch.
(3) There shall not be more than one of
these defects (7 & 8) per inch and not
less than 0.250 inch between any de-
fects (7 & 8).
h. Inspect outer shroud (9). There shall be no
RTV residue.
FOLLOW--ON MAINTENANCE
None
END OF TASK
