4502 Change 6
481 REPAIR EXIT VANE ASSEMBLY (Continued)
Repair inner shroud cracks (1) that run into
aft radial section (2) or inner plate (3).
Stop drill repair is limited to cracks
ending in inner plate and aft radial
section of inner shroud only. At-
tempts to stop drill in other areas
may weaken vane assembly.
Fluorescent penetrant inspect (per para-
graph 212.1.e) inner shroud aft radial sec-
tion (2) or inner plate (3) to determine end
of crack (1). (Ref. TM 1150033523).
Stop drill crack (1), using portable electric
drill and a 3/32 inch twist drill.
Converging cracks are not acceptable.
GO TO NEXT PAGE