TM 1-1520-265-234.4.3.6Inspection Procedure. Inspect designated areas, refer to Figure 4-4 for typical fluid entrapment andsource/film placement.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 4.4.2 and as shown in Figure 4-4.4.4.4 BackupMethod. None required.4.4.5 SystemSecuring. The inspected area shall be cleaned as necessary. Refer to Post Cleaning and Restoration ofPart or Area after NDI, paragraph 1.4.16.4.5VIBRATION ABSORBER SPRINGS (MT).4.5.1 Description(Figure4-1.IndexNo.5). Vibration absorbers are installed in the nose section, cabin overhead, andunder each of the drag beam support fairings. The other vibration absorber, located at the rear of the pylon, is notincluded in this inspection. This inspection is applicable to the steel spring elements which are included above.4.5.2 Defects. This inspection is used to verify crack indications found visually on the vibration absorber springs. Nocracks are allowed.4.5.3 Primary Method. Magnetic Particle.4.5.3.1NDI Equipment and Materials. (Refer to Appendix B.)a.Magnetic Particle Inspection Probe/Yokeb.Magnetometerc.Black Lightd.Fluorescent Magnetic Particles, refer to Table 1-8e.Consumable Materials, refer to Table 1-8f.Aircraft Marking Pencil, refer to Table 1-84-13
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