REPAIR COMPRESSOR ROTOR BLADES - TM-55-2840-254-23-2

REPAIR COMPRESSOR ROTOR BLADES - TM-55-2840-254-23-2_421

REPAIR COMPRESSOR ROTOR BLADES - TM-55-2840-254-23-2_423

TM-55-2840-254-23-2 Engine Aircraft Gas Turbine Model T63-A-720 P/N6887191 Manual
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TM 55-2840-254-23 2-34 REPAIR COMPRESS0R ROTOR BLADES (Continued) 2-34 5. Repair impeller assembly (6) as follows: a. There shall be no repair in critical area (7) of blade (8). NOTE The following repair is allowed only if size of defect after repair does not ex- ceed inspection limits (Ref. Task 2-33). b. Blend repair blades (8) to a smooth contour in area of defect. Use Carborundum stone (E10). Make final strokes in radial direction. Remove sharp edges around repair. Use file. Make final strokes in radial direction. d. Final polish repair area. Use crocus cloth (E15). Make final strokes in radial direction. INSPECT GO TO NEXT PAGE 2-315

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