188.8.131.52 Inspection Procedure. Refer to Eddy Current Method, paragraph 1.4.11 and Figure 2-21.
a. Place probe on a good area in the inspection location and null. Adjust phase as required to
obtain horizontal lift-off.
b. Inspect the part.
c. Any signal similar to the notches in the test block are cause for rejection.
Either probe identified in paragraph 184.108.40.206 may be used depending primarily on the
ease of accessibility and user friendliness. If the probes are changed, steps 220.127.116.11
b. (1), (2), and (3) shall be repeated each time a change is made.
18.104.22.168 Marking and Recording of Inspection Results. Mark and record inspection results as
required by paragraph 1.3.
2.21.4 Backup Method. None required.
2.21.5 System Securing. The main rotor blade, if removed, requires installation in accordance
with the applicable technical manuals listed in Table 1-1.
Figure 2-21. Main Rotor Blade Cuff Assembly