TM 55-2840-254-23
2-33 INSPECT COMPRESSOR ROTOR BLADES (Continued)
2-33
Inspect critical area (25) as follows:
(1)
(2)
There shall be no nicks.
There shall be no surface dents (26) or
sand and dust peening (27) deeper than
0.010 inch or wider than 0.030 inch
diameter. These dents (26) must not
have sharp edges (28).
h. Inspect area between 0.500 inch and 1.000
inches above blade root (29). There shall be
no nicks or dents (30) in edges (24 and 31)
deeper than 0.015 inch.
Inspect area between 1.000 inches and 1.500
inches above blade root (29). There shall be
no nicks or dents (32) in edges (24 and 31)
deeper than 0.030 inch.
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