TM 1-1520-265-23
6.8.3.2 Preparation of Helicopter. The helicopter shall be prepared for safe ground maintenance. A partial inspection
for cause (visual indications, sites of mechanical damage, corrosion, etc.) may be performed on all exposed surfaces of
the installed part using applicable positions of this procedure. If required, the above shall be removed in accordance with
the applicable technical manuals listed in Table 1-1.
6.8.3.3 Access. Access is through the controls/accessories sliding cover (Figure 1-4, Item 3T-4T-2).
WARNING
Maintenance Platforms/Workstands Use only appropriate platforms, workstands, or other
approved locally procured stands and restraint equipment when working above 10 feet on
helicopters in a nontactical environment. Otherwise, personnel injury could result from
accidental falls.
6.8.3.4 Preparation of Part. The part shall be thoroughly cleaned. Refer to Preparation of Part or Area for NDI,
paragraph 1.4.4.
6.8.3.5 NDI Equipment Settings. Refer to Magnetic Particle Method, paragraph 1.4.8.
6.8.3.6 Inspection Procedure. A magnetic field shall be applied to the part perpendicular to the orientation of possible
cracks. The position required for this inspection is illustrated in Figure 6-8.
Figure 6-8. Collective Boost and Yaw Boost Servo Input/Output Piston Shafts and Cylinders
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