TM 1-1520-265-232.23.3.5 NDI Equipment Settings.a.Refer to Radiographic (X-ray) method, paragraph 1.4.10.b.Typical equipment settings, inspection, and exposure data are given in Figure 2-23.2.23.3.6 Inspection Procedure. Inspect designated areas, refer to Figure 2-23 for typical fluid entrapment and source/filmplacement.a.Position film and desired nameplate data for exposure number 1.b.Position X-ray tubehead for exposure number 1.c.Set X-ray unit to the values given in the Radiographic Inspection Data chart for exposure number 1.d.Make exposure number 1.e.Remove exposed film.f.Repeat inspection procedure (steps a. through e. above) for each exposure.g.Process and interpret film for defects as noted in paragraph 2.23.2 and as shown in Figure 2-23.2.23.4 BackupMethod. None required.2.23.5 SystemSecuring. The tail rotor blade shall be cleaned as necessary. Refer to Post Cleaning and Restoration ofPart or Area after NDI, paragraph 1.4.16. The tail rotor blade, if removed, requires reinstallation in accordance with theapplicable technical manual listed in Table 1-1.2.24 TAIL ROTOR BLADE TIP CAP (ET).2.24.1 Description(Figure9-1.IndexNo.24). The tail rotor blade tip cap is riveted to the end of the tail rotor blade. Thetip cap is the access area to the blade counter weight.2.24.2 Defects. This inspection is used to verify crack indications found visually on the tail rotor blade tip cap. No cracksare allowed.2.24.3 PrimaryMethod. Eddy Current.2.24.3.1 NDI Equipment and Materials. (Refer to Appendix B.)a.Eddy Current Inspection Unitb.Probe, straight, shielded surface, 100 KHz-500 KHzc.Probe, right angle, shielded surface, 100 KHz-500 KHz, 900 1/2 inch dropd.Cable Assemblye.Reference Block, three-notched aluminum (0.008, 0.020, 0.040 EDM notches)f.Teflon Tape, refer to Table 1-8g.Aircraft Marking Pencil, refer to Table 1-82-55
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