TM 55-2840-254-23
1-93 INSPECT ENGINE HOT END (AVIM) (Continued)
1-93
(7) Inspect inner half non-critical area (102)
as follows:
(a) There shall be no more than four
nicks (103) or dents (104) in sur-
face (105) longer than 0.094 inch
or deeper than 0.015 inch.
(b) There shall be no more than two
nicks ( 106) or dents (107) on
leading or trailing edges ( 108)
longer than 0.125 inch or deeper
than 0.031 inch.
(8) Inspect outer half non-critical area
(109) as follows:
(a) There shall be no more than four
nicks (110) or dents (111) in sur-
face (112) longer than 0.203 inch
or deeper than 0.020 inch.
(b) There shall be no more than two
nicks (1 13) or dents (114) on lead-
ing or trailing edges (115) longer
than 0.219 inch or deeper than
0.078 inch.
(9) Inspect tip labyrinth (116). There shall
be no nicks deeper than 0.015 inch.
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