TM 1-1520-264-23
a.
X-ray Unit
b.
Tripod, X-ray tubehead stand.
c.
Film Processor
d.
Film, Ready Pack 14 inch x 17 inch
e.
Marking Material, refer to Table 1-8
2.6.3.2 Preparation of Helicopter. The helicopter shall be prepared for safe ground maintenance. Partial inspection for
cause (visual indications, sites of mechanical damage, corrosion, etc.) may be performed on all exposed surfaces of the
installed part using-this procedure. If required, the main rotor blades shall be removed in accordance with the applicable
technical manuals listed in Table 1-1.
2.6.3.3 Access. Not applicable.
Maintenance Platforms/Workstands
Use only appropriate platforms, workstands, or other approved locally procured stands
and restraint equipment when working above 10 feet on helicopter in a nontactical
environment. Otherwise, personnel injury could result from accidental falls.
2.6.3.4 Preparation of Part. The rotor blade shall be thoroughly cleaned. Refer to Preparation of Part or Area for NDI,
paragraph 1.4.4.
2.6.3.5 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 2-6.
2.6.3.6 Inspection Procedure. Inspect designated areas, refer to Figure 2-6 for typical fluid entrapment and source/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 2.6.2 and as shown in Figure 2-6.
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