TM 55-1520-240-23-56-30.3INSPECT ONE-PIECE ENGINE DRIVE SHAFT (REMOVED)(Continued)6-30.3NOTEInspect left or right drive shaft in sameway.Shaft and adapter assemblies arebalanced separately. If any oneis damaged, it may be replacedindividually.1.Inspect for damage listed below. Use a 3X to5X power magnifying glass for inspection. Ifcracks are suspected, use local dye-penetrantinspection (TM 1-1500-335-23) to verify cracks.a.Cracks or dents on any areas of shaft (1). Ifcracks or dents are found, replace the shaft.If a crack is suspected in one piece enginedrive shaft, refer to TM 1-1520-253-23.b.Nicks, scratches, or gouges in outer 1.5inches of each end of shaft. If defects arefound, replace the shaft, except as noted instep 1c.c.Nicks and gouges up to 0.025 inch in depthon the outer diameter of the shaft lug ears(1.1). Blend out defects (Task 6-31.2). Ifdefects greater than 0.025 inch are found,replace the shaft.d.Nicks, scratches, and gouges on centersection (2) of shaft, including balance flanges(3). Blend out defects (Task 6-31.2).2.Check for corrosion or wear on inside surface(4) of shaft, lug bushings (5), and lug bores (6).Replace a shaft with corrosion or wear in theseareas.6-92
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
