TM 55-2840-254-23
4-75 INSPECT DIFFUSER CURL (AVIM) (Continued)
4-75
2. Inspect outer flange (6) for wear, at equally
spaced places, as follows:
a.
b.
c.
d.
Measure length of outer lip (Dimension A).
Use outside micrometer caliper. Length shall
be no less than 0.163 inch. Record measured
length as Dimension A.
Measure from end surface (7) to lip surface
(8) (Dimension B). Use micrometer depth
gage. Record as Dimension B.
Subtract Dimension B from Dimension A.
Result is Dimension C. Dimension C shall be
no less than 0.040 inch.
Measure thickness of outer lip (Dimension
D). Use outside micrometer caliper.
Thickness shall be no less than 0.040 inch.
FOLLOW-ON MAINTENANCE:
N o n e
END OF TASK
Change 3 4-484.1/(4-484.2 blank)